linux-kernel - Re: [PATCH v3 21/21] x86/pvlocks: Move paravirt spinlock functions into own header

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Message-ID: <202510151611.uYXVunzo-lkp@intel.com>
Date: Wed, 15 Oct 2025 16:53:32 +0800
From: kernel test robot <lkp@...el.com>
To: Juergen Gross <jgross@...e.com>, linux-kernel@...r.kernel.org,
	x86@...nel.org, linux-hyperv@...r.kernel.org,
	virtualization@...ts.linux.dev, kvm@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev, Juergen Gross <jgross@...e.com>,
	"K. Y. Srinivasan" <kys@...rosoft.com>,
	Haiyang Zhang <haiyangz@...rosoft.com>,
	Wei Liu <wei.liu@...nel.org>, Dexuan Cui <decui@...rosoft.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
	Dave Hansen <dave.hansen@...ux.intel.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Ajay Kaher <ajay.kaher@...adcom.com>,
	Alexey Makhalov <alexey.makhalov@...adcom.com>,
	Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>,
	Paolo Bonzini <pbonzini@...hat.com>,
	Vitaly Kuznetsov <vkuznets@...hat.com>,
	Boris Ostrovsky <boris.ostrovsky@...cle.com>,
	Josh Poimboeuf <jpoimboe@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	xen-devel@...ts.xenproject.org
Subject: Re: [PATCH v3 21/21] x86/pvlocks: Move paravirt spinlock functions
 into own header

Hi Juergen,

kernel test robot noticed the following build errors:

[auto build test ERROR on tip/sched/core]
[also build test ERROR on kvm/queue kvm/next linus/master v6.18-rc1 next-20251014]
[cannot apply to tip/x86/core kvm/linux-next]
[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/Juergen-Gross/x86-paravirt-Remove-not-needed-includes-of-paravirt-h/20251010-094850
base:   tip/sched/core
patch link:    https://lore.kernel.org/r/20251006074606.1266-22-jgross%40suse.com
patch subject: [PATCH v3 21/21] x86/pvlocks: Move paravirt spinlock functions into own header
config: x86_64-randconfig-001-20251015 (https://download.01.org/0day-ci/archive/20251015/202510151611.uYXVunzo-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251015/202510151611.uYXVunzo-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/202510151611.uYXVunzo-lkp@intel.com/

All errors (new ones prefixed by >>):

   ld: vmlinux.o: in function `kvm_guest_init':
   arch/x86/kernel/kvm.c:828:(.init.text+0x440f4): undefined reference to `pv_ops_lock'
>> ld: arch/x86/kernel/kvm.c:828:(.init.text+0x4410e): undefined reference to `pv_ops_lock'
   ld: arch/x86/kernel/kvm.c:828:(.init.text+0x4411a): undefined reference to `pv_ops_lock'

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