linux-kernel - Re: [PATCH v2] x86/xen: fix balloon target initialization for PVH dom0

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>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <202504052301.dMtJILzp-lkp@intel.com>
Date: Sat, 5 Apr 2025 23:55:56 +0800
From: kernel test robot <lkp@...el.com>
To: Roger Pau Monne <roger.pau@...rix.com>, Juergen Gross <jgross@...e.com>,
	xen-devel@...ts.xenproject.org, linux-kernel@...r.kernel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	Boris Ostrovsky <boris.ostrovsky@...cle.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
	Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
	"H. Peter Anvin" <hpa@...or.com>,
	Stefano Stabellini <sstabellini@...nel.org>,
	Oleksandr Tyshchenko <oleksandr_tyshchenko@...m.com>
Subject: Re: [PATCH v2] x86/xen: fix balloon target initialization for PVH
 dom0

Hi Roger,

kernel test robot noticed the following build errors:

[auto build test ERROR on xen-tip/linux-next]
[also build test ERROR on tip/x86/core linus/master v6.14 next-20250404]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Roger-Pau-Monne/x86-xen-fix-balloon-target-initialization-for-PVH-dom0/20250404-214218
base:   https://git.kernel.org/pub/scm/linux/kernel/git/xen/tip.git linux-next
patch link:    https://lore.kernel.org/r/20250404133459.16125-1-roger.pau%40citrix.com
patch subject: [PATCH v2] x86/xen: fix balloon target initialization for PVH dom0
config: x86_64-buildonly-randconfig-003-20250405 (https://download.01.org/0day-ci/archive/20250405/202504052301.dMtJILzp-lkp@intel.com/config)
compiler: clang version 20.1.2 (https://github.com/llvm/llvm-project 58df0ef89dd64126512e4ee27b4ac3fd8ddf6247)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250405/202504052301.dMtJILzp-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/202504052301.dMtJILzp-lkp@intel.com/

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: xen_released_pages
   >>> referenced by balloon.c
   >>>               drivers/xen/balloon.o:(balloon_init) in archive vmlinux.a
   >>> referenced by balloon.c
   >>>               drivers/xen/balloon.o:(balloon_init) in archive vmlinux.a

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