arch/x86/kernel/jailhouse.o: warning: objtool: jailhouse_init_platform()+0x1ef: unreachable instruction
2:58 p.m.
CC: linux-kernel(a)vger.kernel.org
TO: Kees Cook <keescook(a)chromium.org>
CC: Andrew Morton <akpm(a)linux-foundation.org>
CC: Linux Memory Management List <linux-mm(a)kvack.org>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 840e5bb326bbcb16ce82dd2416d2769de4839aea
commit: 0887a7ebc97770c7870abf3075a2e8cd502a7f52 ubsan: add trap instrumentation option
date: 6 months ago
config: x86_64-randconfig-a003-20201016 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project
e7b4feea8e1bf520b34ad8c116abab6677344b74)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
#
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit...
git remote add linus
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 0887a7ebc97770c7870abf3075a2e8cd502a7f52
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>):
> arch/x86/kernel/jailhouse.o: warning: objtool:
jailhouse_init_platform()+0x1ef: unreachable instruction
--
> arch/x86/kernel/amd_gart_64.o: warning: objtool:
gart_map_sg()+0x3e1: unreachable instruction
--
> kernel/seccomp.o: warning: objtool: __secure_computing()+0x7e:
unreachable instruction
--
> fs/nfs/callback.o: warning: objtool: nfs4_callback_svc()+0x75:
unreachable instruction
--
> fs/nfs/nfs4state.o: warning: objtool:
nfs4_run_state_manager()+0x27: unreachable instruction
--
> drivers/watchdog/intel-mid_wdt.o: warning: objtool:
mid_wdt_irq()+0xe: unreachable instruction
--
> drivers/watchdog/softdog.o: warning: objtool:
softdog_fire()+0x60: unreachable instruction
--
> fs/reiserfs/bitmap.o: warning: objtool:
reiserfs_free_block()+0xaa: unreachable instruction
--
> fs/reiserfs/namei.o: warning: objtool:
search_by_entry_key()+0x244: unreachable instruction
--
> fs/reiserfs/dir.o: warning: objtool:
reiserfs_readdir_inode()+0x540: unreachable instruction
--
> fs/reiserfs/do_balan.o: warning: objtool: make_empty_node()+0x70:
unreachable instruction
..
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
704
days inactive
704
days old
0 comments
1 participants
participants (1)
-
kernel test robot