LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: kernel test robot <lkp@intel.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
Ingo Molnar <mingo@kernel.org>, Borislav Petkov <bp@suse.de>,
Miroslav Benes <mbenes@suse.cz>
Subject: vmlinux.o: warning: objtool: noist_exc_machine_check()+0x93: call to __sanitizer_cov_trace_pc() leaves .noinstr.text section
Date: Sun, 22 Aug 2021 16:54:06 +0800 [thread overview]
Message-ID: <202108221656.2tMcBD2a-lkp@intel.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 1872 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 9ff50bf2f2ff5fab01cac26d8eed21a89308e6ef
commit: bcb1b6ff39da7e8a6a986eb08126fba2b5e13c32 objtool: Correctly handle retpoline thunk calls
date: 5 months ago
config: x86_64-buildonly-randconfig-r003-20210822 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bcb1b6ff39da7e8a6a986eb08126fba2b5e13c32
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout bcb1b6ff39da7e8a6a986eb08126fba2b5e13c32
# save the attached .config to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
vmlinux.o: warning: objtool: mce_wrmsrl.constprop.0()+0x6b: call to __sanitizer_cov_trace_pc() leaves .noinstr.text section
vmlinux.o: warning: objtool: do_machine_check()+0xb14: call to queue_task_work() leaves .noinstr.text section
vmlinux.o: warning: objtool: exc_machine_check()+0xdb: call to __sanitizer_cov_trace_pc() leaves .noinstr.text section
>> vmlinux.o: warning: objtool: noist_exc_machine_check()+0x93: call to __sanitizer_cov_trace_pc() leaves .noinstr.text section
vmlinux.o: warning: objtool: __context_tracking_enter()+0x95: call to __sanitizer_cov_trace_pc() leaves .noinstr.text section
vmlinux.o: warning: objtool: __context_tracking_exit()+0x42: call to __sanitizer_cov_trace_pc() leaves .noinstr.text section
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 37038 bytes --]
next reply other threads:[~2021-08-22 8:54 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-22 8:54 kernel test robot [this message]
2021-09-03 17:22 ` Borislav Petkov
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202108221656.2tMcBD2a-lkp@intel.com \
--to=lkp@intel.com \
--cc=bp@suse.de \
--cc=kbuild-all@lists.01.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mbenes@suse.cz \
--cc=mingo@kernel.org \
--cc=peterz@infradead.org \
--subject='Re: vmlinux.o: warning: objtool: noist_exc_machine_check()+0x93: call to __sanitizer_cov_trace_pc() leaves .noinstr.text section' \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).