linux-kernel - drivers/dma-buf/udmabuf.o: warning: objtool: get_sg_table.isra.0+0x94: unreachable instruction

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Message-ID: <202407282344.RDPzYUGa-lkp@intel.com>
Date: Sun, 28 Jul 2024 23:46:27 +0800
From: kernel test robot <lkp@...el.com>
To: Vivek Kasireddy <vivek.kasireddy@...el.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linux Memory Management List <linux-mm@...ck.org>
Subject: drivers/dma-buf/udmabuf.o: warning: objtool:
 get_sg_table.isra.0+0x94: unreachable instruction

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   5437f30d3458ad36e83ab96088d490ebfee844d8
commit: 0c8b91ef5100eaed3d64123ac91ac4739fccf15c udmabuf: add back support for mapping hugetlb pages
date:   2 weeks ago
config: loongarch-randconfig-r121-20240728 (https://download.01.org/0day-ci/archive/20240728/202407282344.RDPzYUGa-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 14.1.0
reproduce: (https://download.01.org/0day-ci/archive/20240728/202407282344.RDPzYUGa-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202407282344.RDPzYUGa-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/dma-buf/udmabuf.o: warning: objtool: get_sg_table.isra.0+0x94: unreachable instruction


objdump-func vmlinux.o get_sg_table.isra.0:

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki