From: kernel test robot <lkp@intel.com>
To: Eric Dumazet <edumazet@google.com>
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
"Jakub Kicinski" <kuba@kernel.org>,
"Maciej Żenczykowski" <maze@google.com>
Subject: include/net/sock.h:2098:16: sparse: sparse: cast from non-scalar
Date: Fri, 14 Nov 2025 04:18:17 +0800 [thread overview]
Message-ID: <202511140407.VnaDOCI3-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 2ccec5944606ee1389abc7ee41986825c6ceb574
commit: c51da3f7a161c6822232be832abdffe47eb55b4c net: remove sock_i_uid()
date: 5 months ago
config: alpha-randconfig-r123-20251113 (https://download.01.org/0day-ci/archive/20251114/202511140407.VnaDOCI3-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 11.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251114/202511140407.VnaDOCI3-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/202511140407.VnaDOCI3-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
net/llc/llc_proc.c:56:9: sparse: sparse: context imbalance in 'llc_get_sk_idx' - wrong count at exit
net/llc/llc_proc.c:102:23: sparse: sparse: context imbalance in 'llc_seq_next' - unexpected unlock
net/llc/llc_proc.c:117:17: sparse: sparse: context imbalance in 'llc_seq_stop' - unexpected unlock
net/llc/llc_proc.c: note: in included file:
include/net/sock.h:2098:16: sparse: sparse: cast to non-scalar
>> include/net/sock.h:2098:16: sparse: sparse: cast from non-scalar
vim +2098 include/net/sock.h
^1da177e4c3f41 Linus Torvalds 2005-04-16 2094
e84a4927a404f3 Eric Dumazet 2025-06-20 2095 static inline kuid_t sk_uid(const struct sock *sk)
e84a4927a404f3 Eric Dumazet 2025-06-20 2096 {
e84a4927a404f3 Eric Dumazet 2025-06-20 2097 /* Paired with WRITE_ONCE() in sockfs_setattr() */
e84a4927a404f3 Eric Dumazet 2025-06-20 @2098 return READ_ONCE(sk->sk_uid);
e84a4927a404f3 Eric Dumazet 2025-06-20 2099 }
e84a4927a404f3 Eric Dumazet 2025-06-20 2100
:::::: The code at line 2098 was first introduced by commit
:::::: e84a4927a404f369c842c19de93b216627fcc690 net: annotate races around sk->sk_uid
:::::: TO: Eric Dumazet <edumazet@google.com>
:::::: CC: Jakub Kicinski <kuba@kernel.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next reply other threads:[~2025-11-13 20:19 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-13 20:18 kernel test robot [this message]
2025-11-13 20:22 ` include/net/sock.h:2098:16: sparse: sparse: cast from non-scalar Eric Dumazet
2025-11-21 14:18 ` Philip Li
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