From: kernel test robot <lkp@intel.com>
To: Jakub Sitnicki <jakub@cloudflare.com>, bpf@vger.kernel.org
Cc: oe-kbuild-all@lists.linux.dev,
"Alexei Starovoitov" <ast@kernel.org>,
"Arthur Fabre" <arthur@arthurfabre.com>,
"Eric Dumazet" <edumazet@google.com>,
"Jakub Kicinski" <kuba@kernel.org>,
"Jesper Dangaard Brouer" <hawk@kernel.org>,
"Jesse Brandeburg" <jbrandeburg@cloudflare.com>,
"Joanne Koong" <joannelkoong@gmail.com>,
"Lorenzo Bianconi" <lorenzo@kernel.org>,
"Toke Høiland-Jørgensen" <thoiland@redhat.com>,
"Yan Zhai" <yan@cloudflare.com>,
netdev@vger.kernel.org, kernel-team@cloudflare.com,
"Stanislav Fomichev" <sdf@fomichev.me>
Subject: Re: [PATCH bpf-next 02/13] bpf: Helpers for skb dynptr read/write/slice
Date: Tue, 1 Jul 2025 10:03:30 +0800 [thread overview]
Message-ID: <202507010904.MkxDYPdY-lkp@intel.com> (raw)
In-Reply-To: <20250630-skb-metadata-thru-dynptr-v1-2-f17da13625d8@cloudflare.com>
Hi Jakub,
kernel test robot noticed the following build errors:
[auto build test ERROR on bpf-next/master]
url: https://github.com/intel-lab-lkp/linux/commits/Jakub-Sitnicki/bpf-Ignore-dynptr-offset-in-skb-data-access/20250630-225941
base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
patch link: https://lore.kernel.org/r/20250630-skb-metadata-thru-dynptr-v1-2-f17da13625d8%40cloudflare.com
patch subject: [PATCH bpf-next 02/13] bpf: Helpers for skb dynptr read/write/slice
config: microblaze-allnoconfig (https://download.01.org/0day-ci/archive/20250701/202507010904.MkxDYPdY-lkp@intel.com/config)
compiler: microblaze-linux-gcc (GCC) 15.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250701/202507010904.MkxDYPdY-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/202507010904.MkxDYPdY-lkp@intel.com/
All error/warnings (new ones prefixed by >>):
In file included from kernel/sysctl.c:29:
>> include/linux/filter.h:1788:1: error: expected identifier or '(' before '{' token
1788 | {
| ^
include/linux/filter.h:1795:1: error: expected identifier or '(' before '{' token
1795 | {
| ^
>> include/linux/filter.h:1785:19: warning: 'bpf_dynptr_skb_write' declared 'static' but never defined [-Wunused-function]
1785 | static inline int bpf_dynptr_skb_write(const struct bpf_dynptr_kern *dst,
| ^~~~~~~~~~~~~~~~~~~~
>> include/linux/filter.h:1792:21: warning: 'bpf_dynptr_skb_slice' declared 'static' but never defined [-Wunused-function]
1792 | static inline void *bpf_dynptr_skb_slice(const struct bpf_dynptr_kern *ptr,
| ^~~~~~~~~~~~~~~~~~~~
vim +1788 include/linux/filter.h
b5964b968ac64c Joanne Koong 2023-03-01 1784
e8b34e67737d71 Jakub Sitnicki 2025-06-30 @1785 static inline int bpf_dynptr_skb_write(const struct bpf_dynptr_kern *dst,
e8b34e67737d71 Jakub Sitnicki 2025-06-30 1786 u32 offset, const void *src, u32 len,
e8b34e67737d71 Jakub Sitnicki 2025-06-30 1787 u64 flags);
b5964b968ac64c Joanne Koong 2023-03-01 @1788 {
b5964b968ac64c Joanne Koong 2023-03-01 1789 return -EOPNOTSUPP;
b5964b968ac64c Joanne Koong 2023-03-01 1790 }
05421aecd4ed65 Joanne Koong 2023-03-01 1791
e8b34e67737d71 Jakub Sitnicki 2025-06-30 @1792 static inline void *bpf_dynptr_skb_slice(const struct bpf_dynptr_kern *ptr,
e8b34e67737d71 Jakub Sitnicki 2025-06-30 1793 u32 offset, void *buf, u32 len);
e8b34e67737d71 Jakub Sitnicki 2025-06-30 1794
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next prev parent reply other threads:[~2025-07-01 2:04 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-30 14:55 [PATCH bpf-next 00/13] Extend skb dynptr for metadata access from TC Jakub Sitnicki
2025-06-30 14:55 ` [PATCH bpf-next 01/13] bpf: Ignore dynptr offset in skb data access Jakub Sitnicki
2025-07-01 20:55 ` Andrii Nakryiko
2025-07-02 8:20 ` Jakub Sitnicki
2025-06-30 14:55 ` [PATCH bpf-next 02/13] bpf: Helpers for skb dynptr read/write/slice Jakub Sitnicki
2025-07-01 2:03 ` kernel test robot [this message]
2025-07-01 11:13 ` Jakub Sitnicki
2025-07-01 3:06 ` kernel test robot
2025-06-30 14:55 ` [PATCH bpf-next 03/13] bpf: Add new variant of skb dynptr for the metadata area Jakub Sitnicki
2025-06-30 16:27 ` Stanislav Fomichev
2025-06-30 20:34 ` Jakub Sitnicki
2025-07-01 20:59 ` Andrii Nakryiko
2025-07-02 8:22 ` Jakub Sitnicki
2025-06-30 14:55 ` [PATCH bpf-next 04/13] bpf: Enable read access to skb metadata with bpf_dynptr_read Jakub Sitnicki
2025-06-30 14:55 ` [PATCH bpf-next 05/13] bpf: Enable write access to skb metadata with bpf_dynptr_write Jakub Sitnicki
2025-06-30 14:55 ` [PATCH bpf-next 06/13] bpf: Enable read-write access to skb metadata with dynptr slice Jakub Sitnicki
2025-06-30 14:55 ` [PATCH bpf-next 07/13] net: Clear skb metadata on handover from device to protocol Jakub Sitnicki
2025-06-30 16:25 ` Stanislav Fomichev
2025-06-30 20:30 ` Jakub Sitnicki
2025-06-30 14:55 ` [PATCH bpf-next 08/13] selftests/bpf: Pass just bpf_map to xdp_context_test helper Jakub Sitnicki
2025-06-30 14:55 ` [PATCH bpf-next 09/13] selftests/bpf: Parametrize test_xdp_context_tuntap Jakub Sitnicki
2025-06-30 14:55 ` [PATCH bpf-next 10/13] selftests/bpf: Cover read access to skb metadata via dynptr Jakub Sitnicki
2025-06-30 14:55 ` [PATCH bpf-next 11/13] selftests/bpf: Cover write " Jakub Sitnicki
2025-06-30 14:55 ` [PATCH bpf-next 12/13] selftests/bpf: Cover lack of access to skb metadata at ip layer Jakub Sitnicki
2025-06-30 14:55 ` [PATCH bpf-next 13/13] selftests/bpf: Count successful bpf program runs Jakub Sitnicki
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