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X-CSE-ConnectionGUID: +yEGRSF2Qg+/WjI7J+/hFg== X-CSE-MsgGUID: kwiI8VLqTGaEH2ya3bsO2A== X-IronPort-AV: E=McAfee;i="6800,10657,11728"; a="62142530" X-IronPort-AV: E=Sophos;i="6.23,119,1770624000"; d="scan'208";a="62142530" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Mar 2026 02:12:06 -0700 X-CSE-ConnectionGUID: pockSIpBQjiqBTRLx0aSIQ== X-CSE-MsgGUID: DNCngU4WRXS5Ctiby2F+ug== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,119,1770624000"; d="scan'208";a="217757158" Received: from lkp-server01.sh.intel.com (HELO 418530b1a366) ([10.239.97.150]) by fmviesa010.fm.intel.com with ESMTP; 14 Mar 2026 02:12:04 -0700 Received: from kbuild by 418530b1a366 with local (Exim 4.98.2) (envelope-from ) id 1w1L2Q-000000004tr-0OhO; Sat, 14 Mar 2026 09:12:02 +0000 Date: Sat, 14 Mar 2026 17:11:58 +0800 From: kernel test robot Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Jason Gunthorpe Subject: include/linux/list.h:72:19: warning: storing the address of local variable 'pbufl' in '*&buf_33(D)->list.prev' Message-ID: <202603141757.il2bc9t8-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Hi Shiraz, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 80234b5ab240f52fa45d201e899e207b9265ef91 commit: fa0cf568fd76550c1ddb806c03a65a1a4a1ea909 RDMA/irdma: Add irdma Kconfig/Makefile and remove i40iw date: 4 years, 9 months ago config: mips-allyesconfig (https://download.01.org/0day-ci/archive/20260314/202603141757.il2bc9t8-lkp@intel.com/config) compiler: mips-linux-gcc (GCC) 15.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260314/202603141757.il2bc9t8-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/202603141757.il2bc9t8-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from include/linux/pci.h:32, from drivers/infiniband/hw/irdma/osdep.h:6, from drivers/infiniband/hw/irdma/puda.c:3: In function '__list_add', inlined from 'list_add' at include/linux/list.h:86:2, inlined from 'irdma_ieq_handle_partial' at drivers/infiniband/hw/irdma/puda.c:1384:2: >> include/linux/list.h:72:19: warning: storing the address of local variable 'pbufl' in '*&buf_33(D)->list.prev' [-Wdangling-pointer=] 72 | new->prev = prev; | ~~~~~~~~~~^~~~~~ drivers/infiniband/hw/irdma/puda.c: In function 'irdma_ieq_handle_partial': drivers/infiniband/hw/irdma/puda.c:1377:26: note: 'pbufl' declared here 1377 | struct list_head pbufl; /* partial buffer list */ | ^~~~~ drivers/infiniband/hw/irdma/puda.c:1371:49: note: 'buf' declared here 1371 | struct irdma_puda_buf *buf, u16 fpdu_len) | ~~~~~~~~~~~~~~~~~~~~~~~^~~ vim +72 include/linux/list.h d7c816733d501b Kees Cook 2016-08-17 56 ^1da177e4c3f41 Linus Torvalds 2005-04-16 57 /* ^1da177e4c3f41 Linus Torvalds 2005-04-16 58 * Insert a new entry between two known consecutive entries. ^1da177e4c3f41 Linus Torvalds 2005-04-16 59 * ^1da177e4c3f41 Linus Torvalds 2005-04-16 60 * This is only for internal list manipulation where we know ^1da177e4c3f41 Linus Torvalds 2005-04-16 61 * the prev/next entries already! ^1da177e4c3f41 Linus Torvalds 2005-04-16 62 */ ^1da177e4c3f41 Linus Torvalds 2005-04-16 63 static inline void __list_add(struct list_head *new, ^1da177e4c3f41 Linus Torvalds 2005-04-16 64 struct list_head *prev, ^1da177e4c3f41 Linus Torvalds 2005-04-16 65 struct list_head *next) ^1da177e4c3f41 Linus Torvalds 2005-04-16 66 { d7c816733d501b Kees Cook 2016-08-17 67 if (!__list_add_valid(new, prev, next)) d7c816733d501b Kees Cook 2016-08-17 68 return; d7c816733d501b Kees Cook 2016-08-17 69 ^1da177e4c3f41 Linus Torvalds 2005-04-16 70 next->prev = new; ^1da177e4c3f41 Linus Torvalds 2005-04-16 71 new->next = next; ^1da177e4c3f41 Linus Torvalds 2005-04-16 @72 new->prev = prev; 1c97be677f72b3 Paul E. McKenney 2015-09-20 73 WRITE_ONCE(prev->next, new); ^1da177e4c3f41 Linus Torvalds 2005-04-16 74 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 75 :::::: The code at line 72 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds :::::: CC: Linus Torvalds -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki