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Message-ID: <202206150736.n4DaXscy-lkp@intel.com>
Date:   Wed, 15 Jun 2022 07:42:51 +0800
From:   kernel test robot <lkp@...el.com>
To:     Shyam Prasad N <sprasad@...rosoft.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [samba-ksmbd:for-next 5/5] include/linux/kern_levels.h:5:25:
 warning: format '%x' expects argument of type 'unsigned int', but argument 3
 has type '__u64' {aka 'long long unsigned int'}

tree:   git://git.samba.org/ksmbd.git for-next
head:   43c233283f928be86531f030c8a3faa497a30e15
commit: 43c233283f928be86531f030c8a3faa497a30e15 [5/5] cifs: when a channel is not found for server, log its connection id
config: i386-randconfig-a001 (https://download.01.org/0day-ci/archive/20220615/202206150736.n4DaXscy-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce (this is a W=1 build):
        git remote add samba-ksmbd git://git.samba.org/ksmbd.git
        git fetch --no-tags samba-ksmbd for-next
        git checkout 43c233283f928be86531f030c8a3faa497a30e15
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash fs/cifs/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

   In file included from include/asm-generic/bug.h:22,
                    from arch/x86/include/asm/bug.h:87,
                    from include/linux/bug.h:5,
                    from include/linux/mmdebug.h:5,
                    from include/linux/percpu.h:5,
                    from include/linux/context_tracking_state.h:5,
                    from include/linux/hardirq.h:5,
                    from include/net/sock.h:38,
                    from fs/cifs/cifspdu.h:12,
                    from fs/cifs/sess.c:11:
   fs/cifs/sess.c: In function 'cifs_ses_get_chan_index':
>> include/linux/kern_levels.h:5:25: warning: format '%x' expects argument of type 'unsigned int', but argument 3 has type '__u64' {aka 'long long unsigned int'} [-Wformat=]
       5 | #define KERN_SOH        "\001"          /* ASCII Start Of Header */
         |                         ^~~~~~
   include/linux/printk.h:447:25: note: in definition of macro 'printk_index_wrap'
     447 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                         ^~~~
   include/linux/printk.h:131:17: note: in expansion of macro 'printk'
     131 |                 printk(fmt, ##__VA_ARGS__);             \
         |                 ^~~~~~
   include/linux/printk.h:654:9: note: in expansion of macro 'no_printk'
     654 |         no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
         |         ^~~~~~~~~
   include/linux/kern_levels.h:15:25: note: in expansion of macro 'KERN_SOH'
      15 | #define KERN_DEBUG      KERN_SOH "7"    /* debug-level messages */
         |                         ^~~~~~~~
   include/linux/printk.h:654:19: note: in expansion of macro 'KERN_DEBUG'
     654 |         no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
         |                   ^~~~~~~~~~
   fs/cifs/cifs_debug.h:65:17: note: in expansion of macro 'pr_debug_once'
      65 |                 pr_debug_ ## ratefunc("%s: " fmt,                       \
         |                 ^~~~~~~~~
   fs/cifs/cifs_debug.h:77:17: note: in expansion of macro 'cifs_dbg_func'
      77 |                 cifs_dbg_func(once, type, fmt, ##__VA_ARGS__);          \
         |                 ^~~~~~~~~~~~~
   fs/cifs/sess.c:85:17: note: in expansion of macro 'cifs_dbg'
      85 |                 cifs_dbg(VFS, "unable to get chan index for server: 0x%x",
         |                 ^~~~~~~~
   include/linux/kern_levels.h:5:25: warning: format '%x' expects argument of type 'unsigned int', but argument 2 has type '__u64' {aka 'long long unsigned int'} [-Wformat=]
       5 | #define KERN_SOH        "\001"          /* ASCII Start Of Header */
         |                         ^~~~~~
   include/linux/printk.h:447:25: note: in definition of macro 'printk_index_wrap'
     447 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                         ^~~~
   include/linux/once_lite.h:19:25: note: in expansion of macro 'printk'
      19 |                         func(__VA_ARGS__);                              \
         |                         ^~~~
   include/linux/once_lite.h:11:9: note: in expansion of macro 'DO_ONCE_LITE_IF'
      11 |         DO_ONCE_LITE_IF(true, func, ##__VA_ARGS__)
         |         ^~~~~~~~~~~~~~~
   include/linux/printk.h:614:9: note: in expansion of macro 'DO_ONCE_LITE'
     614 |         DO_ONCE_LITE(printk, fmt, ##__VA_ARGS__)
         |         ^~~~~~~~~~~~
   include/linux/printk.h:631:9: note: in expansion of macro 'printk_once'
     631 |         printk_once(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
         |         ^~~~~~~~~~~
   include/linux/kern_levels.h:11:25: note: in expansion of macro 'KERN_SOH'
      11 | #define KERN_ERR        KERN_SOH "3"    /* error conditions */
         |                         ^~~~~~~~
   include/linux/printk.h:631:21: note: in expansion of macro 'KERN_ERR'
     631 |         printk_once(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
         |                     ^~~~~~~~
   fs/cifs/cifs_debug.h:68:17: note: in expansion of macro 'pr_err_once'
      68 |                 pr_err_ ## ratefunc("VFS: " fmt, ##__VA_ARGS__);        \
         |                 ^~~~~~~
   fs/cifs/cifs_debug.h:77:17: note: in expansion of macro 'cifs_dbg_func'
      77 |                 cifs_dbg_func(once, type, fmt, ##__VA_ARGS__);          \
         |                 ^~~~~~~~~~~~~
   fs/cifs/sess.c:85:17: note: in expansion of macro 'cifs_dbg'
      85 |                 cifs_dbg(VFS, "unable to get chan index for server: 0x%x",
         |                 ^~~~~~~~
   include/linux/kern_levels.h:5:25: warning: format '%x' expects argument of type 'unsigned int', but argument 2 has type '__u64' {aka 'long long unsigned int'} [-Wformat=]
       5 | #define KERN_SOH        "\001"          /* ASCII Start Of Header */
         |                         ^~~~~~
   include/linux/printk.h:447:25: note: in definition of macro 'printk_index_wrap'
     447 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                         ^~~~
   include/linux/printk.h:131:17: note: in expansion of macro 'printk'
     131 |                 printk(fmt, ##__VA_ARGS__);             \
         |                 ^~~~~~
   include/linux/printk.h:654:9: note: in expansion of macro 'no_printk'
     654 |         no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
         |         ^~~~~~~~~
   include/linux/kern_levels.h:15:25: note: in expansion of macro 'KERN_SOH'
      15 | #define KERN_DEBUG      KERN_SOH "7"    /* debug-level messages */
         |                         ^~~~~~~~
   include/linux/printk.h:654:19: note: in expansion of macro 'KERN_DEBUG'
     654 |         no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
         |                   ^~~~~~~~~~
   fs/cifs/cifs_debug.h:70:17: note: in expansion of macro 'pr_debug_once'
      70 |                 pr_debug_ ## ratefunc(fmt, ##__VA_ARGS__);              \
         |                 ^~~~~~~~~
   fs/cifs/cifs_debug.h:77:17: note: in expansion of macro 'cifs_dbg_func'
      77 |                 cifs_dbg_func(once, type, fmt, ##__VA_ARGS__);          \
         |                 ^~~~~~~~~~~~~
   fs/cifs/sess.c:85:17: note: in expansion of macro 'cifs_dbg'
      85 |                 cifs_dbg(VFS, "unable to get chan index for server: 0x%x",
         |                 ^~~~~~~~
>> include/linux/kern_levels.h:5:25: warning: format '%x' expects argument of type 'unsigned int', but argument 3 has type '__u64' {aka 'long long unsigned int'} [-Wformat=]
       5 | #define KERN_SOH        "\001"          /* ASCII Start Of Header */
         |                         ^~~~~~
   include/linux/printk.h:447:25: note: in definition of macro 'printk_index_wrap'
     447 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                         ^~~~
   include/linux/printk.h:131:17: note: in expansion of macro 'printk'
     131 |                 printk(fmt, ##__VA_ARGS__);             \
         |                 ^~~~~~
   include/linux/printk.h:719:9: note: in expansion of macro 'no_printk'
     719 |         no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
         |         ^~~~~~~~~
   include/linux/kern_levels.h:15:25: note: in expansion of macro 'KERN_SOH'
      15 | #define KERN_DEBUG      KERN_SOH "7"    /* debug-level messages */
         |                         ^~~~~~~~
   include/linux/printk.h:719:19: note: in expansion of macro 'KERN_DEBUG'
     719 |         no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
         |                   ^~~~~~~~~~
   fs/cifs/cifs_debug.h:65:17: note: in expansion of macro 'pr_debug_ratelimited'
      65 |                 pr_debug_ ## ratefunc("%s: " fmt,                       \
         |                 ^~~~~~~~~
   fs/cifs/cifs_debug.h:79:17: note: in expansion of macro 'cifs_dbg_func'
      79 |                 cifs_dbg_func(ratelimited, type, fmt, ##__VA_ARGS__);   \
         |                 ^~~~~~~~~~~~~
   fs/cifs/sess.c:85:17: note: in expansion of macro 'cifs_dbg'
      85 |                 cifs_dbg(VFS, "unable to get chan index for server: 0x%x",
         |                 ^~~~~~~~
   include/linux/kern_levels.h:5:25: warning: format '%x' expects argument of type 'unsigned int', but argument 2 has type '__u64' {aka 'long long unsigned int'} [-Wformat=]
       5 | #define KERN_SOH        "\001"          /* ASCII Start Of Header */
         |                         ^~~~~~
   include/linux/printk.h:447:25: note: in definition of macro 'printk_index_wrap'
     447 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                         ^~~~
   include/linux/printk.h:669:17: note: in expansion of macro 'printk'
     669 |                 printk(fmt, ##__VA_ARGS__);                             \
         |                 ^~~~~~
   include/linux/printk.h:683:9: note: in expansion of macro 'printk_ratelimited'
     683 |         printk_ratelimited(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
         |         ^~~~~~~~~~~~~~~~~~
   include/linux/kern_levels.h:11:25: note: in expansion of macro 'KERN_SOH'
      11 | #define KERN_ERR        KERN_SOH "3"    /* error conditions */
         |                         ^~~~~~~~
   include/linux/printk.h:683:28: note: in expansion of macro 'KERN_ERR'
     683 |         printk_ratelimited(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
         |                            ^~~~~~~~
   fs/cifs/cifs_debug.h:68:17: note: in expansion of macro 'pr_err_ratelimited'
      68 |                 pr_err_ ## ratefunc("VFS: " fmt, ##__VA_ARGS__);        \
         |                 ^~~~~~~
   fs/cifs/cifs_debug.h:79:17: note: in expansion of macro 'cifs_dbg_func'
      79 |                 cifs_dbg_func(ratelimited, type, fmt, ##__VA_ARGS__);   \
         |                 ^~~~~~~~~~~~~
   fs/cifs/sess.c:85:17: note: in expansion of macro 'cifs_dbg'
      85 |                 cifs_dbg(VFS, "unable to get chan index for server: 0x%x",
         |                 ^~~~~~~~
   include/linux/kern_levels.h:5:25: warning: format '%x' expects argument of type 'unsigned int', but argument 2 has type '__u64' {aka 'long long unsigned int'} [-Wformat=]
       5 | #define KERN_SOH        "\001"          /* ASCII Start Of Header */
         |                         ^~~~~~
   include/linux/printk.h:447:25: note: in definition of macro 'printk_index_wrap'
     447 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                         ^~~~
   include/linux/printk.h:131:17: note: in expansion of macro 'printk'
     131 |                 printk(fmt, ##__VA_ARGS__);             \
         |                 ^~~~~~
   include/linux/printk.h:719:9: note: in expansion of macro 'no_printk'
     719 |         no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
         |         ^~~~~~~~~
   include/linux/kern_levels.h:15:25: note: in expansion of macro 'KERN_SOH'
      15 | #define KERN_DEBUG      KERN_SOH "7"    /* debug-level messages */
         |                         ^~~~~~~~
   include/linux/printk.h:719:19: note: in expansion of macro 'KERN_DEBUG'
     719 |         no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
         |                   ^~~~~~~~~~
   fs/cifs/cifs_debug.h:70:17: note: in expansion of macro 'pr_debug_ratelimited'
      70 |                 pr_debug_ ## ratefunc(fmt, ##__VA_ARGS__);              \
         |                 ^~~~~~~~~
   fs/cifs/cifs_debug.h:79:17: note: in expansion of macro 'cifs_dbg_func'
      79 |                 cifs_dbg_func(ratelimited, type, fmt, ##__VA_ARGS__);   \
         |                 ^~~~~~~~~~~~~
   fs/cifs/sess.c:85:17: note: in expansion of macro 'cifs_dbg'
      85 |                 cifs_dbg(VFS, "unable to get chan index for server: 0x%x",
         |                 ^~~~~~~~


vim +5 include/linux/kern_levels.h

314ba3520e513a7 Joe Perches 2012-07-30  4  
04d2c8c83d0e3ac Joe Perches 2012-07-30 @5  #define KERN_SOH	"\001"		/* ASCII Start Of Header */
04d2c8c83d0e3ac Joe Perches 2012-07-30  6  #define KERN_SOH_ASCII	'\001'
04d2c8c83d0e3ac Joe Perches 2012-07-30  7  

:::::: The code at line 5 was first introduced by commit
:::::: 04d2c8c83d0e3ac5f78aeede51babb3236200112 printk: convert the format for KERN_<LEVEL> to a 2 byte pattern

:::::: TO: Joe Perches <joe@...ches.com>
:::::: CC: Linus Torvalds <torvalds@...ux-foundation.org>

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

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