From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.65]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5BFF01F173; Wed, 23 Aug 2023 17:22:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1692811336; x=1724347336; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=TRSVJG/W0Bk671i1ql5KQDA57pfaIv3KhrYANEx351w=; b=OgPYNXmFnylkGhwOjx8D0pg7/wOkzPfvahYXIGVQJilUUYaW17JywyDA U6IRYmTOoX7zt5dGve+XgkTn5vjphqF3nYrgqcKMLSq4xHjZneV/wAaRo RFyyXnNdDnbCSdjxJESN+QwYerVbZmoXciisb/QYOHvBezQ3KDD850E3c AqhFJBEiVdAtOn/ZrVH+bHVj+xxscSN4FMNz9FWHtrgYHf5oFcTk7toF8 19sH9/ZOOtKiYkwkA4C9yWGIPF+SOsOEKQHXLIwYmeXo53CN9DDXO42yO U3TdYTQJckKCV668iuPL17BughY5ZOAv+tD+g0qBHx6/tg9i6OyX0bu9d g==; X-IronPort-AV: E=McAfee;i="6600,9927,10811"; a="377976893" X-IronPort-AV: E=Sophos;i="6.01,195,1684825200"; d="scan'208";a="377976893" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Aug 2023 10:22:13 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10811"; a="730284638" X-IronPort-AV: E=Sophos;i="6.01,195,1684825200"; d="scan'208";a="730284638" Received: from lkp-server02.sh.intel.com (HELO daf8bb0a381d) ([10.239.97.151]) by orsmga007.jf.intel.com with ESMTP; 23 Aug 2023 10:22:11 -0700 Received: from kbuild by daf8bb0a381d with local (Exim 4.96) (envelope-from ) id 1qYrYZ-0001NE-04; Wed, 23 Aug 2023 17:22:11 +0000 Date: Thu, 24 Aug 2023 01:21:59 +0800 From: kernel test robot To: Geliang Tang Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Subject: Re: [RFC mptcp-next v2 2/2] mptcp: add bpf_burst set/get params Message-ID: <202308240117.eY4mqax7-lkp@intel.com> References: <486891cb494ba4e9eeb02b6e220ca670dbc80866.1692788531.git.geliang.tang@suse.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <486891cb494ba4e9eeb02b6e220ca670dbc80866.1692788531.git.geliang.tang@suse.com> Hi Geliang, [This is a private test report for your RFC patch.] kernel test robot noticed the following build warnings: [auto build test WARNING on mptcp/export] [cannot apply to mptcp/export-net linus/master v6.5-rc7 next-20230823] [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/Geliang-Tang/mptcp-add-set-get-params-wrappers/20230823-190626 base: https://github.com/multipath-tcp/mptcp_net-next.git export patch link: https://lore.kernel.org/r/486891cb494ba4e9eeb02b6e220ca670dbc80866.1692788531.git.geliang.tang%40suse.com patch subject: [RFC mptcp-next v2 2/2] mptcp: add bpf_burst set/get params config: um-randconfig-r014-20230823 (https://download.01.org/0day-ci/archive/20230824/202308240117.eY4mqax7-lkp@intel.com/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a) reproduce: (https://download.01.org/0day-ci/archive/20230824/202308240117.eY4mqax7-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202308240117.eY4mqax7-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from net/mptcp/sched.c:14: In file included from include/net/bpf_sk_storage.h:11: In file included from include/linux/bpf.h:31: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:26: In file included from include/linux/kernel_stat.h:9: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 547 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 560 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu' 37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) | ^ In file included from net/mptcp/sched.c:14: In file included from include/net/bpf_sk_storage.h:11: In file included from include/linux/bpf.h:31: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:26: In file included from include/linux/kernel_stat.h:9: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 573 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu' 35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) | ^ In file included from net/mptcp/sched.c:14: In file included from include/net/bpf_sk_storage.h:11: In file included from include/linux/bpf.h:31: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:26: In file included from include/linux/kernel_stat.h:9: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 584 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 692 | readsb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:700:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 700 | readsw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:708:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 708 | readsl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:717:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 717 | writesb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:726:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 726 | writesw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 735 | writesl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ In file included from net/mptcp/sched.c:14: >> include/net/bpf_sk_storage.h:64:1: warning: no previous prototype for function 'bpf_sk_storage_lookup' [-Wmissing-prototypes] 64 | bpf_sk_storage_lookup(struct sock *sk, struct bpf_map *map, bool cacheit_lockit) | ^ include/net/bpf_sk_storage.h:63:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 63 | struct bpf_local_storage_data * | ^ | static net/mptcp/sched.c:211:10: error: no member named 'sk_bpf_storage' in 'struct sock' 211 | if (sk->sk_bpf_storage && sk->sk_bpf_storage->smap && | ~~ ^ net/mptcp/sched.c:211:32: error: no member named 'sk_bpf_storage' in 'struct sock' 211 | if (sk->sk_bpf_storage && sk->sk_bpf_storage->smap && | ~~ ^ net/mptcp/sched.c:212:18: error: no member named 'sk_bpf_storage' in 'struct sock' 212 | !strcmp(sk->sk_bpf_storage->smap->map.name, "mptcp_burst_map")) { | ~~ ^ net/mptcp/sched.c:215:42: error: no member named 'sk_bpf_storage' in 'struct sock' 215 | sdata = bpf_sk_storage_lookup(sk, &sk->sk_bpf_storage->smap->map, true); | ~~ ^ net/mptcp/sched.c:239:10: error: no member named 'sk_bpf_storage' in 'struct sock' 239 | if (sk->sk_bpf_storage && sk->sk_bpf_storage->smap && | ~~ ^ net/mptcp/sched.c:239:32: error: no member named 'sk_bpf_storage' in 'struct sock' 239 | if (sk->sk_bpf_storage && sk->sk_bpf_storage->smap && | ~~ ^ net/mptcp/sched.c:240:18: error: no member named 'sk_bpf_storage' in 'struct sock' 240 | !strcmp(sk->sk_bpf_storage->smap->map.name, "mptcp_burst_map")) { | ~~ ^ net/mptcp/sched.c:243:42: error: no member named 'sk_bpf_storage' in 'struct sock' 243 | sdata = bpf_sk_storage_lookup(sk, &sk->sk_bpf_storage->smap->map, true); | ~~ ^ 13 warnings and 8 errors generated. -- In file included from net/core/sock.c:91: In file included from include/linux/errqueue.h:6: In file included from include/net/ip.h:22: In file included from include/linux/ip.h:16: In file included from include/linux/skbuff.h:17: In file included from include/linux/bvec.h:10: In file included from include/linux/highmem.h:12: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 547 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 560 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu' 37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) | ^ In file included from net/core/sock.c:91: In file included from include/linux/errqueue.h:6: In file included from include/net/ip.h:22: In file included from include/linux/ip.h:16: In file included from include/linux/skbuff.h:17: In file included from include/linux/bvec.h:10: In file included from include/linux/highmem.h:12: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 573 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu' 35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) | ^ In file included from net/core/sock.c:91: In file included from include/linux/errqueue.h:6: In file included from include/net/ip.h:22: In file included from include/linux/ip.h:16: In file included from include/linux/skbuff.h:17: In file included from include/linux/bvec.h:10: In file included from include/linux/highmem.h:12: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 584 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 692 | readsb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:700:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 700 | readsw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:708:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 708 | readsl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:717:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 717 | writesb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:726:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 726 | writesw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 735 | writesl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ In file included from net/core/sock.c:138: >> include/net/bpf_sk_storage.h:64:1: warning: no previous prototype for function 'bpf_sk_storage_lookup' [-Wmissing-prototypes] 64 | bpf_sk_storage_lookup(struct sock *sk, struct bpf_map *map, bool cacheit_lockit) | ^ include/net/bpf_sk_storage.h:63:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 63 | struct bpf_local_storage_data * | ^ | static 13 warnings generated. vim +/bpf_sk_storage_lookup +64 include/net/bpf_sk_storage.h 30 31 #ifdef CONFIG_BPF_SYSCALL 32 int bpf_sk_storage_clone(const struct sock *sk, struct sock *newsk); 33 struct bpf_sk_storage_diag * 34 bpf_sk_storage_diag_alloc(const struct nlattr *nla_stgs); 35 void bpf_sk_storage_diag_free(struct bpf_sk_storage_diag *diag); 36 int bpf_sk_storage_diag_put(struct bpf_sk_storage_diag *diag, 37 struct sock *sk, struct sk_buff *skb, 38 int stg_array_type, 39 unsigned int *res_diag_size); 40 struct bpf_local_storage_data * 41 bpf_sk_storage_lookup(struct sock *sk, struct bpf_map *map, bool cacheit_lockit); 42 #else 43 static inline int bpf_sk_storage_clone(const struct sock *sk, 44 struct sock *newsk) 45 { 46 return 0; 47 } 48 static inline struct bpf_sk_storage_diag * 49 bpf_sk_storage_diag_alloc(const struct nlattr *nla) 50 { 51 return NULL; 52 } 53 static inline void bpf_sk_storage_diag_free(struct bpf_sk_storage_diag *diag) 54 { 55 } 56 static inline int bpf_sk_storage_diag_put(struct bpf_sk_storage_diag *diag, 57 struct sock *sk, struct sk_buff *skb, 58 int stg_array_type, 59 unsigned int *res_diag_size) 60 { 61 return 0; 62 } 63 struct bpf_local_storage_data * > 64 bpf_sk_storage_lookup(struct sock *sk, struct bpf_map *map, bool cacheit_lockit) 65 { 66 return NULL; 67 } 68 #endif 69 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki