linux-kernel - drivers/gpu/drm/vmwgfx/vmwgfx.o: warning: objtool: vmw_port_hb_in+0xc3: return with modified stack frame

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <202206271843.ojKYNPyR-lkp@intel.com>
Date:   Mon, 27 Jun 2022 19:06:57 +0800
From:   kernel test robot <lkp@...el.com>
To:     Masahiro Yamada <masahiroy@...nel.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Nicolas Schier <nicolas@...sle.eu>,
        Sami Tolvanen <samitolvanen@...gle.com>
Subject: drivers/gpu/drm/vmwgfx/vmwgfx.o: warning: objtool:
 vmw_port_hb_in+0xc3: return with modified stack frame

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   03c765b0e3b4cb5063276b086c76f7a612856a9a
commit: c25e1c55822f9b3b53ccbf88b85644317a525752 kbuild: do not create *.prelink.o for Clang LTO or IBT
date:   4 weeks ago
config: x86_64-randconfig-r014-20220627 (https://download.01.org/0day-ci/archive/20220627/202206271843.ojKYNPyR-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c25e1c55822f9b3b53ccbf88b85644317a525752
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout c25e1c55822f9b3b53ccbf88b85644317a525752
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/gpu/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

>> drivers/gpu/drm/vmwgfx/vmwgfx.o: warning: objtool: vmw_port_hb_in+0xc3: return with modified stack frame
>> drivers/gpu/drm/vmwgfx/vmwgfx.o: warning: objtool: vmw_port_hb_out+0xc3: return with modified stack frame

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp