From: kernel test robot <lkp@intel.com>
To: Miklos Szeredi <mszeredi@redhat.com>, linux-fsdevel@vger.kernel.org
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
Bernd Schubert <bernd@bsbernd.com>
Subject: Re: [PATCH v2 6/6] fuse: support FSCONFIG_SET_FD for "fd" option
Date: Sun, 15 Mar 2026 01:22:35 +0800 [thread overview]
Message-ID: <202603150134.fG997K63-lkp@intel.com> (raw)
In-Reply-To: <20260312194019.3077902-7-mszeredi@redhat.com>
Hi Miklos,
kernel test robot noticed the following build errors:
[auto build test ERROR on mszeredi-fuse/for-next]
[also build test ERROR on linus/master v7.0-rc3 next-20260311]
[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/Miklos-Szeredi/fuse-create-fuse_dev-on-dev-fuse-open-instead-of-mount/20260313-153922
base: https://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse.git for-next
patch link: https://lore.kernel.org/r/20260312194019.3077902-7-mszeredi%40redhat.com
patch subject: [PATCH v2 6/6] fuse: support FSCONFIG_SET_FD for "fd" option
config: riscv-allyesconfig (https://download.01.org/0day-ci/archive/20260315/202603150134.fG997K63-lkp@intel.com/config)
compiler: clang version 16.0.6 (https://github.com/llvm/llvm-project 7cbf1a2591520c2491aa35339f227775f4d3adf6)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260315/202603150134.fG997K63-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/202603150134.fG997K63-lkp@intel.com/
All errors (new ones prefixed by >>):
>> fs/fuse/inode.c:916:2: error: cannot jump from switch statement to this case label
default:
^
fs/fuse/inode.c:864:16: note: jump bypasses initialization of variable with __attribute__((cleanup))
struct file *file __free(fput) = fget(result.uint_32);
^
fs/fuse/inode.c:910:2: error: cannot jump from switch statement to this case label
case OPT_BLKSIZE:
^
fs/fuse/inode.c:864:16: note: jump bypasses initialization of variable with __attribute__((cleanup))
struct file *file __free(fput) = fget(result.uint_32);
^
fs/fuse/inode.c:906:2: error: cannot jump from switch statement to this case label
case OPT_MAX_READ:
^
fs/fuse/inode.c:864:16: note: jump bypasses initialization of variable with __attribute__((cleanup))
struct file *file __free(fput) = fget(result.uint_32);
^
fs/fuse/inode.c:902:2: error: cannot jump from switch statement to this case label
case OPT_ALLOW_OTHER:
^
fs/fuse/inode.c:864:16: note: jump bypasses initialization of variable with __attribute__((cleanup))
struct file *file __free(fput) = fget(result.uint_32);
^
fs/fuse/inode.c:898:2: error: cannot jump from switch statement to this case label
case OPT_DEFAULT_PERMISSIONS:
^
fs/fuse/inode.c:864:16: note: jump bypasses initialization of variable with __attribute__((cleanup))
struct file *file __free(fput) = fget(result.uint_32);
^
fs/fuse/inode.c:886:2: error: cannot jump from switch statement to this case label
case OPT_GROUP_ID:
^
fs/fuse/inode.c:864:16: note: jump bypasses initialization of variable with __attribute__((cleanup))
struct file *file __free(fput) = fget(result.uint_32);
^
fs/fuse/inode.c:874:2: error: cannot jump from switch statement to this case label
case OPT_USER_ID:
^
fs/fuse/inode.c:864:16: note: jump bypasses initialization of variable with __attribute__((cleanup))
struct file *file __free(fput) = fget(result.uint_32);
^
fs/fuse/inode.c:867:2: error: cannot jump from switch statement to this case label
case OPT_ROOTMODE:
^
fs/fuse/inode.c:864:16: note: jump bypasses initialization of variable with __attribute__((cleanup))
struct file *file __free(fput) = fget(result.uint_32);
^
8 errors generated.
vim +916 fs/fuse/inode.c
510714a1f72bd3 Miklos Szeredi 2026-03-12 821
84c215075b5723 Miklos Szeredi 2021-08-04 822 static int fuse_parse_param(struct fs_context *fsc, struct fs_parameter *param)
d8a5ba45457e4a Miklos Szeredi 2005-09-09 823 {
c30da2e981a703 David Howells 2019-03-25 824 struct fs_parse_result result;
84c215075b5723 Miklos Szeredi 2021-08-04 825 struct fuse_fs_context *ctx = fsc->fs_private;
c30da2e981a703 David Howells 2019-03-25 826 int opt;
525bd65aa759ec Eric Sandeen 2024-07-02 827 kuid_t kuid;
525bd65aa759ec Eric Sandeen 2024-07-02 828 kgid_t kgid;
c30da2e981a703 David Howells 2019-03-25 829
84c215075b5723 Miklos Szeredi 2021-08-04 830 if (fsc->purpose == FS_CONTEXT_FOR_RECONFIGURE) {
e8b20a474cf2c4 Miklos Szeredi 2020-07-14 831 /*
e8b20a474cf2c4 Miklos Szeredi 2020-07-14 832 * Ignore options coming from mount(MS_REMOUNT) for backward
e8b20a474cf2c4 Miklos Szeredi 2020-07-14 833 * compatibility.
e8b20a474cf2c4 Miklos Szeredi 2020-07-14 834 */
84c215075b5723 Miklos Szeredi 2021-08-04 835 if (fsc->oldapi)
e8b20a474cf2c4 Miklos Szeredi 2020-07-14 836 return 0;
e8b20a474cf2c4 Miklos Szeredi 2020-07-14 837
84c215075b5723 Miklos Szeredi 2021-08-04 838 return invalfc(fsc, "No changes allowed in reconfigure");
b330966f79fb4f Miklos Szeredi 2020-07-14 839 }
b330966f79fb4f Miklos Szeredi 2020-07-14 840
84c215075b5723 Miklos Szeredi 2021-08-04 841 opt = fs_parse(fsc, fuse_fs_parameters, param, &result);
c30da2e981a703 David Howells 2019-03-25 842 if (opt < 0)
c30da2e981a703 David Howells 2019-03-25 843 return opt;
c30da2e981a703 David Howells 2019-03-25 844
c30da2e981a703 David Howells 2019-03-25 845 switch (opt) {
c30da2e981a703 David Howells 2019-03-25 846 case OPT_SOURCE:
84c215075b5723 Miklos Szeredi 2021-08-04 847 if (fsc->source)
84c215075b5723 Miklos Szeredi 2021-08-04 848 return invalfc(fsc, "Multiple sources specified");
84c215075b5723 Miklos Szeredi 2021-08-04 849 fsc->source = param->string;
c30da2e981a703 David Howells 2019-03-25 850 param->string = NULL;
c30da2e981a703 David Howells 2019-03-25 851 break;
c30da2e981a703 David Howells 2019-03-25 852
c30da2e981a703 David Howells 2019-03-25 853 case OPT_SUBTYPE:
c30da2e981a703 David Howells 2019-03-25 854 if (ctx->subtype)
84c215075b5723 Miklos Szeredi 2021-08-04 855 return invalfc(fsc, "Multiple subtypes specified");
c30da2e981a703 David Howells 2019-03-25 856 ctx->subtype = param->string;
c30da2e981a703 David Howells 2019-03-25 857 param->string = NULL;
d8a5ba45457e4a Miklos Szeredi 2005-09-09 858 return 0;
c30da2e981a703 David Howells 2019-03-25 859
c30da2e981a703 David Howells 2019-03-25 860 case OPT_FD:
6ad877148e563a Miklos Szeredi 2026-03-12 861 if (param->type == fs_value_is_file)
6ad877148e563a Miklos Szeredi 2026-03-12 862 return fuse_opt_fd(fsc, param->file);
6ad877148e563a Miklos Szeredi 2026-03-12 863
6ad877148e563a Miklos Szeredi 2026-03-12 864 struct file *file __free(fput) = fget(result.uint_32);
6ad877148e563a Miklos Szeredi 2026-03-12 865 return fuse_opt_fd(fsc, file);
d8a5ba45457e4a Miklos Szeredi 2005-09-09 866
d8a5ba45457e4a Miklos Szeredi 2005-09-09 867 case OPT_ROOTMODE:
c30da2e981a703 David Howells 2019-03-25 868 if (!fuse_valid_type(result.uint_32))
84c215075b5723 Miklos Szeredi 2021-08-04 869 return invalfc(fsc, "Invalid rootmode");
c30da2e981a703 David Howells 2019-03-25 870 ctx->rootmode = result.uint_32;
cabdb4fa2f666f zhengbin 2020-01-14 871 ctx->rootmode_present = true;
d8a5ba45457e4a Miklos Szeredi 2005-09-09 872 break;
d8a5ba45457e4a Miklos Szeredi 2005-09-09 873
d8a5ba45457e4a Miklos Szeredi 2005-09-09 874 case OPT_USER_ID:
eea6a8322efd39 Eric Sandeen 2024-07-02 875 kuid = result.uid;
525bd65aa759ec Eric Sandeen 2024-07-02 876 /*
525bd65aa759ec Eric Sandeen 2024-07-02 877 * The requested uid must be representable in the
525bd65aa759ec Eric Sandeen 2024-07-02 878 * filesystem's idmapping.
525bd65aa759ec Eric Sandeen 2024-07-02 879 */
525bd65aa759ec Eric Sandeen 2024-07-02 880 if (!kuid_has_mapping(fsc->user_ns, kuid))
525bd65aa759ec Eric Sandeen 2024-07-02 881 return invalfc(fsc, "Invalid user_id");
525bd65aa759ec Eric Sandeen 2024-07-02 882 ctx->user_id = kuid;
cabdb4fa2f666f zhengbin 2020-01-14 883 ctx->user_id_present = true;
d8a5ba45457e4a Miklos Szeredi 2005-09-09 884 break;
d8a5ba45457e4a Miklos Szeredi 2005-09-09 885
87729a5514e855 Miklos Szeredi 2005-09-09 886 case OPT_GROUP_ID:
eea6a8322efd39 Eric Sandeen 2024-07-02 887 kgid = result.gid;
525bd65aa759ec Eric Sandeen 2024-07-02 888 /*
525bd65aa759ec Eric Sandeen 2024-07-02 889 * The requested gid must be representable in the
525bd65aa759ec Eric Sandeen 2024-07-02 890 * filesystem's idmapping.
525bd65aa759ec Eric Sandeen 2024-07-02 891 */
525bd65aa759ec Eric Sandeen 2024-07-02 892 if (!kgid_has_mapping(fsc->user_ns, kgid))
84c215075b5723 Miklos Szeredi 2021-08-04 893 return invalfc(fsc, "Invalid group_id");
525bd65aa759ec Eric Sandeen 2024-07-02 894 ctx->group_id = kgid;
cabdb4fa2f666f zhengbin 2020-01-14 895 ctx->group_id_present = true;
87729a5514e855 Miklos Szeredi 2005-09-09 896 break;
87729a5514e855 Miklos Szeredi 2005-09-09 897
1e9a4ed9396e9c Miklos Szeredi 2005-09-09 898 case OPT_DEFAULT_PERMISSIONS:
cabdb4fa2f666f zhengbin 2020-01-14 899 ctx->default_permissions = true;
1e9a4ed9396e9c Miklos Szeredi 2005-09-09 900 break;
1e9a4ed9396e9c Miklos Szeredi 2005-09-09 901
1e9a4ed9396e9c Miklos Szeredi 2005-09-09 902 case OPT_ALLOW_OTHER:
cabdb4fa2f666f zhengbin 2020-01-14 903 ctx->allow_other = true;
1e9a4ed9396e9c Miklos Szeredi 2005-09-09 904 break;
1e9a4ed9396e9c Miklos Szeredi 2005-09-09 905
db50b96c0f28a2 Miklos Szeredi 2005-09-09 906 case OPT_MAX_READ:
c30da2e981a703 David Howells 2019-03-25 907 ctx->max_read = result.uint_32;
db50b96c0f28a2 Miklos Szeredi 2005-09-09 908 break;
db50b96c0f28a2 Miklos Szeredi 2005-09-09 909
d809161402e9f9 Miklos Szeredi 2006-12-06 910 case OPT_BLKSIZE:
c30da2e981a703 David Howells 2019-03-25 911 if (!ctx->is_bdev)
84c215075b5723 Miklos Szeredi 2021-08-04 912 return invalfc(fsc, "blksize only supported for fuseblk");
c30da2e981a703 David Howells 2019-03-25 913 ctx->blksize = result.uint_32;
d809161402e9f9 Miklos Szeredi 2006-12-06 914 break;
d809161402e9f9 Miklos Szeredi 2006-12-06 915
d8a5ba45457e4a Miklos Szeredi 2005-09-09 @916 default:
c30da2e981a703 David Howells 2019-03-25 917 return -EINVAL;
d8a5ba45457e4a Miklos Szeredi 2005-09-09 918 }
5a53368277efa2 Miklos Szeredi 2005-09-09 919
d8a5ba45457e4a Miklos Szeredi 2005-09-09 920 return 0;
c30da2e981a703 David Howells 2019-03-25 921 }
d8a5ba45457e4a Miklos Szeredi 2005-09-09 922
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next prev parent reply other threads:[~2026-03-14 17:22 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-12 19:39 [PATCH v2 0/6] fuse: fix hang with sync init Miklos Szeredi
2026-03-12 19:39 ` [PATCH v2 1/6] fuse: create fuse_dev on /dev/fuse open instead of mount Miklos Szeredi
2026-03-13 22:05 ` Darrick J. Wong
2026-03-16 10:04 ` Miklos Szeredi
2026-03-19 23:36 ` Mark Brown
2026-03-12 19:40 ` [PATCH v2 2/6] fuse: add refcount to fuse_dev Miklos Szeredi
2026-03-13 22:28 ` Darrick J. Wong
2026-03-16 10:50 ` Miklos Szeredi
2026-03-12 19:40 ` [PATCH v2 3/6] fuse: don't require /dev/fuse fd to be kept open during mount Miklos Szeredi
2026-03-13 23:09 ` Darrick J. Wong
2026-03-16 11:29 ` Miklos Szeredi
2026-03-17 23:39 ` Darrick J. Wong
2026-03-17 23:49 ` Joanne Koong
2026-03-18 22:15 ` Bernd Schubert
2026-03-18 23:18 ` Joanne Koong
2026-03-12 19:40 ` [PATCH v2 4/6] fuse: clean up device cloning Miklos Szeredi
2026-03-13 23:59 ` Darrick J. Wong
2026-03-16 11:40 ` Miklos Szeredi
2026-03-12 19:40 ` [PATCH v2 5/6] fuse: alloc pqueue before installing fc Miklos Szeredi
2026-03-12 19:40 ` [PATCH v2 6/6] fuse: support FSCONFIG_SET_FD for "fd" option Miklos Szeredi
2026-03-13 12:03 ` kernel test robot
2026-03-14 0:10 ` Darrick J. Wong
2026-03-14 17:22 ` kernel test robot [this message]
2026-03-12 23:04 ` [PATCH v2 0/6] fuse: fix hang with sync init Bernd Schubert
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