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From: kernel test robot <lkp@intel.com>
To: oe-kbuild@lists.linux.dev
Cc: lkp@intel.com
Subject: allocinfo_ioctl_test.c:92:73: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 2 has type '__u64' {aka 'long unsigned int'}
Date: Thu, 09 Jul 2026 10:52:01 +0200	[thread overview]
Message-ID: <202607091033.chvdX3bF-lkp@intel.com> (raw)

:::::: 
:::::: Manual check reason: "low confidence bisect report"
:::::: 

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
TO: Abhishek Bapat <abhishekbapat@google.com>
CC: 0day robot <lkp@intel.com>

tree:   https://github.com/intel-lab-lkp/linux/commits/Abhishek-Bapat/alloc_tag-add-ioctl-to-proc-allocinfo/20260709-020518
head:   ce2ea00e2482d8be7ac83d783dc4858153731c55
commit: 178d595eded89e9321a6349cb0a419e50315105b kselftest: alloc_tag: add kselftest for ioctl interface
date:   15 hours ago
:::::: branch date: 15 hours ago
:::::: commit date: 15 hours ago
config: powerpc64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20260709/202607091033.chvdX3bF-lkp@intel.com/config)
compiler: powerpc64-linux-gnu-gcc (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260709/202607091033.chvdX3bF-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/r/202607091033.chvdX3bF-lkp@intel.com/

All warnings (new ones prefixed by >>):

   allocinfo_ioctl_test.c: In function 'match_entries':
>> allocinfo_ioctl_test.c:92:73: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 2 has type '__u64' {aka 'long unsigned int'} [-Wformat=]
      92 |                 ksft_print_msg("Entry count mismatch. ioctl entries: %llu, proc entries: %llu\n",
         |                                                                      ~~~^
         |                                                                         |
         |                                                                         long long unsigned int
         |                                                                      %lu
      93 |                                tags->count, procfs_entries->count);
         |                                ~~~~~~~~~~~                               
         |                                    |
         |                                    __u64 {aka long unsigned int}
   allocinfo_ioctl_test.c:92:93: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 3 has type '__u64' {aka 'long unsigned int'} [-Wformat=]
      92 |                 ksft_print_msg("Entry count mismatch. ioctl entries: %llu, proc entries: %llu\n",
         |                                                                                          ~~~^
         |                                                                                             |
         |                                                                                             long long unsigned int
         |                                                                                          %lu
      93 |                                tags->count, procfs_entries->count);
         |                                             ~~~~~~~~~~~~~~~~~~~~~                            
         |                                                           |
         |                                                           __u64 {aka long unsigned int}
   allocinfo_ioctl_test.c:100:44: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 2 has type '__u64' {aka 'long unsigned int'} [-Wformat=]
     100 |                         ksft_print_msg("%lluth entry does not match.\n", i);
         |                                         ~~~^                             ~
         |                                            |                             |
         |                                            long long unsigned int        __u64 {aka long unsigned int}
         |                                         %lu
   allocinfo_ioctl_test.c: In function 'get_filtered_procfs_entries':
   allocinfo_ioctl_test.c:140:44: warning: format '%llu' expects argument of type 'long long unsigned int *', but argument 3 has type '__u64 *' {aka 'long unsigned int *'} [-Wformat=]
     140 |                 matches = sscanf(line, "%llu %llu %[^:]:%llu func:%s",
         |                                         ~~~^
         |                                            |
         |                                            long long unsigned int *
         |                                         %lu
     141 |                                  &procfs_entry.counter.bytes,
         |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~~
         |                                  |
         |                                  __u64 * {aka long unsigned int *}
   allocinfo_ioctl_test.c:140:49: warning: format '%llu' expects argument of type 'long long unsigned int *', but argument 4 has type '__u64 *' {aka 'long unsigned int *'} [-Wformat=]
     140 |                 matches = sscanf(line, "%llu %llu %[^:]:%llu func:%s",
         |                                              ~~~^
         |                                                 |
         |                                                 long long unsigned int *
         |                                              %lu
     141 |                                  &procfs_entry.counter.bytes,
     142 |                                  &procfs_entry.counter.calls,
         |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~~
         |                                  |
         |                                  __u64 * {aka long unsigned int *}
   allocinfo_ioctl_test.c:140:60: warning: format '%llu' expects argument of type 'long long unsigned int *', but argument 6 has type '__u64 *' {aka 'long unsigned int *'} [-Wformat=]
     140 |                 matches = sscanf(line, "%llu %llu %[^:]:%llu func:%s",
         |                                                         ~~~^
         |                                                            |
         |                                                            long long unsigned int *
         |                                                         %lu
   ......
     144 |                                  &procfs_entry.tag.lineno,
         |                                  ~~~~~~~~~~~~~~~~~~~~~~~~   
         |                                  |
         |                                  __u64 * {aka long unsigned int *}

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                 reply	other threads:[~2026-07-09  8:52 UTC|newest]

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