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Message-ID: <202508240731.UPB4k4Uo-lkp@intel.com>
Date: Sun, 24 Aug 2025 07:58:55 +0800
From: kernel test robot <lkp@...el.com>
To: Kuniyuki Iwashima <kuniyu@...gle.com>,
Alexei Starovoitov <ast@...nel.org>,
Andrii Nakryiko <andrii@...nel.org>,
Daniel Borkmann <daniel@...earbox.net>,
Martin KaFai Lau <martin.lau@...ux.dev>
Cc: oe-kbuild-all@...ts.linux.dev,
John Fastabend <john.fastabend@...il.com>,
Stanislav Fomichev <sdf@...ichev.me>,
Johannes Weiner <hannes@...xchg.org>,
Michal Hocko <mhocko@...nel.org>,
Roman Gushchin <roman.gushchin@...ux.dev>,
Shakeel Butt <shakeel.butt@...ux.dev>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
Neal Cardwell <ncardwell@...gle.com>,
Willem de Bruijn <willemb@...gle.com>,
Mina Almasry <almasrymina@...gle.com>,
Kuniyuki Iwashima <kuniyu@...gle.com>, bpf@...r.kernel.org,
netdev@...r.kernel.org
Subject: Re: [PATCH v1 bpf-next/net 5/8] bpf: Support bpf_setsockopt() for
BPF_CGROUP_INET_SOCK_(CREATE|ACCEPT).
Hi Kuniyuki,
kernel test robot noticed the following build warnings:
[auto build test WARNING on bpf-next/net]
url: https://github.com/intel-lab-lkp/linux/commits/Kuniyuki-Iwashima/tcp-Save-lock_sock-for-memcg-in-inet_csk_accept/20250823-062322
base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git net
patch link: https://lore.kernel.org/r/20250822221846.744252-6-kuniyu%40google.com
patch subject: [PATCH v1 bpf-next/net 5/8] bpf: Support bpf_setsockopt() for BPF_CGROUP_INET_SOCK_(CREATE|ACCEPT).
config: arm-randconfig-r131-20250824 (https://download.01.org/0day-ci/archive/20250824/202508240731.UPB4k4Uo-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 8.5.0
reproduce: (https://download.01.org/0day-ci/archive/20250824/202508240731.UPB4k4Uo-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202508240731.UPB4k4Uo-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
net/core/filter.c:6322:9: sparse: sparse: switch with no cases
net/core/filter.c:6363:9: sparse: sparse: switch with no cases
net/core/filter.c:1440:39: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sock_filter const *filter @@ got struct sock_filter [noderef] __user *filter @@
net/core/filter.c:1440:39: sparse: expected struct sock_filter const *filter
net/core/filter.c:1440:39: sparse: got struct sock_filter [noderef] __user *filter
net/core/filter.c:1518:39: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sock_filter const *filter @@ got struct sock_filter [noderef] __user *filter @@
net/core/filter.c:1518:39: sparse: expected struct sock_filter const *filter
net/core/filter.c:1518:39: sparse: got struct sock_filter [noderef] __user *filter
>> net/core/filter.c:5752:29: sparse: sparse: symbol 'bpf_sock_setsockopt_proto' was not declared. Should it be static?
>> net/core/filter.c:5769:29: sparse: sparse: symbol 'bpf_unlocked_sock_setsockopt_proto' was not declared. Should it be static?
net/core/filter.c:11166:31: sparse: sparse: symbol 'cg_skb_verifier_ops' was not declared. Should it be static?
net/core/filter.c:11172:27: sparse: sparse: symbol 'cg_skb_prog_ops' was not declared. Should it be static?
net/core/filter.c:11216:31: sparse: sparse: symbol 'cg_sock_verifier_ops' was not declared. Should it be static?
net/core/filter.c:11222:27: sparse: sparse: symbol 'cg_sock_prog_ops' was not declared. Should it be static?
net/core/filter.c:11225:31: sparse: sparse: symbol 'cg_sock_addr_verifier_ops' was not declared. Should it be static?
net/core/filter.c:11231:27: sparse: sparse: symbol 'cg_sock_addr_prog_ops' was not declared. Should it be static?
net/core/filter.c:1948:43: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __wsum [usertype] diff @@ got unsigned long long [usertype] to @@
net/core/filter.c:1948:43: sparse: expected restricted __wsum [usertype] diff
net/core/filter.c:1948:43: sparse: got unsigned long long [usertype] to
net/core/filter.c:1951:36: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __be16 [usertype] old @@ got unsigned long long [usertype] from @@
net/core/filter.c:1951:36: sparse: expected restricted __be16 [usertype] old
net/core/filter.c:1951:36: sparse: got unsigned long long [usertype] from
net/core/filter.c:1951:42: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __be16 [usertype] new @@ got unsigned long long [usertype] to @@
net/core/filter.c:1951:42: sparse: expected restricted __be16 [usertype] new
net/core/filter.c:1951:42: sparse: got unsigned long long [usertype] to
net/core/filter.c:1954:36: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __be32 [usertype] from @@ got unsigned long long [usertype] from @@
net/core/filter.c:1954:36: sparse: expected restricted __be32 [usertype] from
net/core/filter.c:1954:36: sparse: got unsigned long long [usertype] from
net/core/filter.c:1954:42: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __be32 [usertype] to @@ got unsigned long long [usertype] to @@
net/core/filter.c:1954:42: sparse: expected restricted __be32 [usertype] to
net/core/filter.c:1954:42: sparse: got unsigned long long [usertype] to
net/core/filter.c:2000:59: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __wsum [usertype] diff @@ got unsigned long long [usertype] to @@
net/core/filter.c:2000:59: sparse: expected restricted __wsum [usertype] diff
net/core/filter.c:2000:59: sparse: got unsigned long long [usertype] to
net/core/filter.c:2003:52: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __be16 [usertype] from @@ got unsigned long long [usertype] from @@
net/core/filter.c:2003:52: sparse: expected restricted __be16 [usertype] from
net/core/filter.c:2003:52: sparse: got unsigned long long [usertype] from
net/core/filter.c:2003:58: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected restricted __be16 [usertype] to @@ got unsigned long long [usertype] to @@
net/core/filter.c:2003:58: sparse: expected restricted __be16 [usertype] to
net/core/filter.c:2003:58: sparse: got unsigned long long [usertype] to
net/core/filter.c:2006:52: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __be32 [usertype] from @@ got unsigned long long [usertype] from @@
net/core/filter.c:2006:52: sparse: expected restricted __be32 [usertype] from
net/core/filter.c:2006:52: sparse: got unsigned long long [usertype] from
net/core/filter.c:2006:58: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected restricted __be32 [usertype] to @@ got unsigned long long [usertype] to @@
net/core/filter.c:2006:58: sparse: expected restricted __be32 [usertype] to
net/core/filter.c:2006:58: sparse: got unsigned long long [usertype] to
net/core/filter.c:2073:35: sparse: sparse: incorrect type in return expression (different base types) @@ expected unsigned long long @@ got restricted __wsum [usertype] csum @@
net/core/filter.c:2073:35: sparse: expected unsigned long long
net/core/filter.c:2073:35: sparse: got restricted __wsum [usertype] csum
vim +/bpf_sock_setsockopt_proto +5752 net/core/filter.c
5751
> 5752 const struct bpf_func_proto bpf_sock_setsockopt_proto = {
5753 .func = bpf_sock_setsockopt,
5754 .gpl_only = false,
5755 .ret_type = RET_INTEGER,
5756 .arg1_type = ARG_PTR_TO_CTX,
5757 .arg2_type = ARG_ANYTHING,
5758 .arg3_type = ARG_ANYTHING,
5759 .arg4_type = ARG_PTR_TO_MEM | MEM_RDONLY,
5760 .arg5_type = ARG_CONST_SIZE,
5761 };
5762
5763 BPF_CALL_5(bpf_unlocked_sock_setsockopt, struct sock *, sk, int, level,
5764 int, optname, char *, optval, int, optlen)
5765 {
5766 return _bpf_setsockopt(sk, level, optname, optval, optlen);
5767 }
5768
> 5769 const struct bpf_func_proto bpf_unlocked_sock_setsockopt_proto = {
5770 .func = bpf_unlocked_sock_setsockopt,
5771 .gpl_only = false,
5772 .ret_type = RET_INTEGER,
5773 .arg1_type = ARG_PTR_TO_CTX,
5774 .arg2_type = ARG_ANYTHING,
5775 .arg3_type = ARG_ANYTHING,
5776 .arg4_type = ARG_PTR_TO_MEM | MEM_RDONLY,
5777 .arg5_type = ARG_CONST_SIZE,
5778 };
5779
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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