From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: Re: [RFC PATCH bpf-next v2 4/9] bpf: Replace PTR_TO_XXX_OR_NULL with PTR_TO_XXX | PTR_MAYBE_NULL
Date: Tue, 30 Nov 2021 11:30:26 +0800 [thread overview]
Message-ID: <202111301155.7gf5aKBg-lkp@intel.com> (raw)
In-Reply-To: <20211130012948.380602-5-haoluo@google.com>
[-- Attachment #1: Type: text/plain, Size: 3554 bytes --]
Hi Hao,
[FYI, it's a private test report for your RFC patch.]
[auto build test WARNING on bpf-next/master]
url: https://github.com/0day-ci/linux/commits/Hao-Luo/Introduce-composable-bpf-types/20211130-093143
base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20211130/202111301155.7gf5aKBg-lkp(a)intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/9e92c0a723fc173ac102b3bb27df479a01f32896
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Hao-Luo/Introduce-composable-bpf-types/20211130-093143
git checkout 9e92c0a723fc173ac102b3bb27df479a01f32896
# save the config file to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash kernel/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> kernel/bpf/verifier.c:533:8: warning: type qualifiers ignored on function return type [-Wignored-qualifiers]
533 | static const char * const reg_type_str(enum bpf_reg_type type)
| ^~~~~
kernel/bpf/verifier.c: In function 'check_helper_call':
kernel/bpf/verifier.c:6544:39: warning: format '%d' expects argument of type 'int', but argument 3 has type 'long unsigned int' [-Wformat=]
6544 | verbose(env, "invalid return type %d of func %s#%d\n",
| ~^
| |
| int
| %ld
kernel/bpf/verifier.c:6555:38: warning: format '%d' expects argument of type 'int', but argument 3 has type 'long unsigned int' [-Wformat=]
6555 | verbose(env, "unknown return type %d of func %s#%d\n",
| ~^
| |
| int
| %ld
vim +533 kernel/bpf/verifier.c
531
532 /* string representation of 'enum bpf_reg_type' */
> 533 static const char * const reg_type_str(enum bpf_reg_type type)
534 {
535 static const char * const str[] = {
536 [NOT_INIT] = "?",
537 [SCALAR_VALUE] = "inv",
538 [PTR_TO_CTX] = "ctx",
539 [CONST_PTR_TO_MAP] = "map_ptr",
540 [PTR_TO_MAP_VALUE] = "map_value",
541 [PTR_TO_STACK] = "fp",
542 [PTR_TO_PACKET] = "pkt",
543 [PTR_TO_PACKET_META] = "pkt_meta",
544 [PTR_TO_PACKET_END] = "pkt_end",
545 [PTR_TO_FLOW_KEYS] = "flow_keys",
546 [PTR_TO_SOCKET] = "sock",
547 [PTR_TO_SOCK_COMMON] = "sock_common",
548 [PTR_TO_TCP_SOCK] = "tcp_sock",
549 [PTR_TO_TP_BUFFER] = "tp_buffer",
550 [PTR_TO_XDP_SOCK] = "xdp_sock",
551 [PTR_TO_BTF_ID] = "ptr_",
552 [PTR_TO_PERCPU_BTF_ID] = "percpu_ptr_",
553 [PTR_TO_MEM] = "mem",
554 [PTR_TO_RDONLY_BUF] = "rdonly_buf",
555 [PTR_TO_RDWR_BUF] = "rdwr_buf",
556 [PTR_TO_FUNC] = "func",
557 [PTR_TO_MAP_KEY] = "map_key",
558 };
559
560 return str[BPF_BASE_TYPE(type)];
561 }
562
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
next prev parent reply other threads:[~2021-11-30 3:30 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-30 1:29 [RFC PATCH bpf-next v2 0/9] Introduce composable bpf types Hao Luo
2021-11-30 1:29 ` [RFC PATCH bpf-next v2 1/9] bpf: Introduce composable reg, ret and arg types Hao Luo
2021-12-01 20:29 ` Alexei Starovoitov
2021-12-01 22:36 ` Hao Luo
2021-11-30 1:29 ` [RFC PATCH bpf-next v2 2/9] bpf: Replace ARG_XXX_OR_NULL with ARG_XXX | PTR_MAYBE_NULL Hao Luo
2021-11-30 1:29 ` [RFC PATCH bpf-next v2 3/9] bpf: Replace RET_XXX_OR_NULL with RET_XXX " Hao Luo
2021-11-30 2:59 ` kernel test robot
2021-11-30 3:40 ` kernel test robot
2021-11-30 3:40 ` kernel test robot
2021-12-01 20:30 ` Alexei Starovoitov
2021-12-01 22:40 ` Hao Luo
2021-11-30 1:29 ` [RFC PATCH bpf-next v2 4/9] bpf: Replace PTR_TO_XXX_OR_NULL with PTR_TO_XXX " Hao Luo
2021-11-30 3:30 ` kernel test robot [this message]
2021-11-30 4:21 ` kernel test robot
2021-11-30 4:21 ` kernel test robot
2021-11-30 4:31 ` kernel test robot
2021-11-30 1:29 ` [RFC PATCH bpf-next v2 5/9] bpf: Introduce MEM_RDONLY flag Hao Luo
2021-11-30 1:29 ` [RFC PATCH bpf-next v2 6/9] bpf: Convert PTR_TO_MEM_OR_NULL to composable types Hao Luo
2021-11-30 1:29 ` [RFC PATCH bpf-next v2 7/9] bpf: Make per_cpu_ptr return rdonly PTR_TO_MEM Hao Luo
2021-11-30 1:29 ` [RFC PATCH bpf-next v2 8/9] bpf: Add MEM_RDONLY for helper args that are pointers to rdonly mem Hao Luo
2021-12-01 20:34 ` Alexei Starovoitov
2021-12-01 22:21 ` Hao Luo
2021-12-02 3:53 ` Alexei Starovoitov
2021-12-02 18:42 ` Hao Luo
2021-12-02 21:13 ` Alexei Starovoitov
2021-12-03 0:14 ` Hao Luo
2021-11-30 1:29 ` [RFC PATCH bpf-next v2 9/9] bpf/selftests: Test PTR_TO_RDONLY_MEM Hao Luo
-- strict thread matches above, loose matches on Subject: below --
2021-12-02 23:50 [RFC PATCH bpf-next v2 4/9] bpf: Replace PTR_TO_XXX_OR_NULL with PTR_TO_XXX | PTR_MAYBE_NULL kernel test robot
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