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X-CSE-ConnectionGUID: cShrIcW7RHSD3ataghGg3g== X-CSE-MsgGUID: iEAOwbv1SqSuChv81Oe4Cg== X-IronPort-AV: E=McAfee;i="6800,10657,11736"; a="79037446" X-IronPort-AV: E=Sophos;i="6.23,133,1770624000"; d="scan'208";a="79037446" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Mar 2026 10:20:39 -0700 X-CSE-ConnectionGUID: gu2xnKMZT9ujlZqzA05QJQ== X-CSE-MsgGUID: 3qsKbGodQ5m/D6BHcJFndQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,133,1770624000"; d="scan'208";a="222677413" Received: from lkp-server02.sh.intel.com (HELO d7fefbca0d04) ([10.239.97.151]) by orviesa006.jf.intel.com with ESMTP; 21 Mar 2026 10:20:38 -0700 Received: from kbuild by d7fefbca0d04 with local (Exim 4.98.2) (envelope-from ) id 1w4004-0000000015U-0Bz5; Sat, 21 Mar 2026 17:20:36 +0000 Date: Sun, 22 Mar 2026 01:20:14 +0800 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com Subject: fs/btrfs/extent-io-tree.o: warning: objtool: btrfs_extent_io_tree_release+0xac: unreachable instruction Message-ID: <202603220150.FNeZW61D-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: :::::: :::::: Manual check reason: "loongarch: unreachable instruction" :::::: BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev CC: linux-kernel@vger.kernel.org TO: Filipe Manana CC: David Sterba CC: Johannes Thumshirn Hi Filipe, FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: a0c83177734ab98623795e1ba2cf4b72c23de5e7 commit: e965835c9829b1188879f75d678e19f7ec110ac6 btrfs: rename the functions to init and release an extent io tree date: 10 months ago :::::: branch date: 16 hours ago :::::: commit date: 10 months ago config: loongarch-randconfig-r053-20260318 (https://download.01.org/0day-ci/archive/20260322/202603220150.FNeZW61D-lkp@intel.com/config) compiler: loongarch64-linux-gcc (GCC) 13.4.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260322/202603220150.FNeZW61D-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/r/202603220150.FNeZW61D-lkp@intel.com/ All warnings (new ones prefixed by >>): >> fs/btrfs/extent-io-tree.o: warning: objtool: btrfs_extent_io_tree_release+0xac: unreachable instruction fs/btrfs/extent-io-tree.o: warning: objtool: __set_extent_bit+0x2a0: unreachable instruction fs/btrfs/extent-io-tree.o: warning: objtool: get_range_bits+0x90: unreachable instruction fs/btrfs/extent-io-tree.o: warning: objtool: test_range_bit+0x6c: unreachable instruction -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki