From: kernel test robot <lkp@intel.com>
To: David Woodhouse <dwmw2@infradead.org>, kvm@vger.kernel.org
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
linux-kselftest@vger.kernel.org, linux-doc@vger.kernel.org,
xen-devel@lists.xenproject.org, x86@kernel.org,
Paolo Bonzini <pbonzini@redhat.com>,
Sean Christopherson <seanjc@google.com>,
Paul Durrant <paul@xen.org>,
Vitaly Kuznetsov <vkuznets@redhat.com>,
Thomas Gleixner <tglx@kernel.org>, Ingo Molnar <mingo@redhat.com>,
Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
"H . Peter Anvin" <hpa@zytor.com>,
Jonathan Corbet <corbet@lwn.net>,
Shuah Khan <skhan@linuxfoundation.org>,
Juergen Gross <jgross@suse.com>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Jonathan Cameron <jic23@kernel.org>,
Sascha Bischoff <Sascha.Bischoff@arm.com>,
Marc Zyngier <maz@kernel.org>, Joey Gouly <joey.gouly@arm.com>,
Jack Allister <jalliste@amazon.com>,
Dongli Zhang <dongli.zhang@oracle.com>,
joe.jin@oracle.com, David Woodhouse <dwmw@amazon.co.uk>
Subject: Re: [PATCH v12 08/24] KVM: x86: Re-synchronize TSC after KVM_SET_TSC_KHZ
Date: Tue, 10 Nov 2026 13:21:04 +0800 [thread overview]
Message-ID: <202611101323.6WZgh2FM-lkp@intel.com> (raw)
In-Reply-To: <20261109012112.3415328-9-dwmw2@infradead.org>
Hi David,
kernel test robot noticed the following build errors:
[auto build test ERROR on dea4f6380f4ec96e8f3b0aaf2343764bd0d25ef4]
url: https://github.com/intel-lab-lkp/linux/commits/David-Woodhouse/KVM-x86-Improve-synchronization-in-kvm_synchronize_tsc/20261108-172047
base: dea4f6380f4ec96e8f3b0aaf2343764bd0d25ef4
patch link: https://lore.kernel.org/r/20261109012112.3415328-9-dwmw2%40infradead.org
patch subject: [PATCH v12 08/24] KVM: x86: Re-synchronize TSC after KVM_SET_TSC_KHZ
config: i386-allmodconfig (https://download.01.org/0day-ci/archive/20261110/202611101323.6WZgh2FM-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/20261110/202611101323.6WZgh2FM-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202611101323.6WZgh2FM-lkp@intel.com/
All errors (new ones prefixed by >>, old ones prefixed by <<):
>> ERROR: modpost: arch/x86/kvm/kvm.ko: symbol '__udivdi3' undefined!
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next prev parent reply other threads:[~2026-11-10 5:21 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-09 1:20 [PATCH v12 00/24] KVM: x86: Cleaning up the KVM clock mess, part 2 David Woodhouse
2026-11-09 1:20 ` [PATCH v12 01/24] KVM: x86: Improve synchronization in kvm_synchronize_tsc() David Woodhouse
2026-11-09 1:20 ` [PATCH v12 02/24] KVM: x86: Kill last_tsc_{nsec,write,offset} fields David Woodhouse
2026-11-09 1:20 ` [PATCH v12 03/24] KVM: x86: Replace nr_vcpus_matched_tsc count with all_vcpus_matched_tsc bool David Woodhouse
2026-11-09 1:53 ` sashiko-bot
2026-11-09 1:20 ` [PATCH v12 04/24] KVM: x86: Allow KVM master clock mode when TSCs are offset from each other David Woodhouse
2026-11-09 1:45 ` sashiko-bot
2026-11-09 1:20 ` [PATCH v12 05/24] KVM: x86: Factor out kvm_use_master_clock() David Woodhouse
2026-11-09 1:20 ` [PATCH v12 06/24] KVM: x86: Avoid gratuitous global clock updates David Woodhouse
2026-11-09 1:20 ` [PATCH v12 07/24] KVM: x86: Avoid redundant masterclock updates from multiple vCPUs David Woodhouse
2026-11-09 1:53 ` sashiko-bot
2026-11-09 1:20 ` [PATCH v12 08/24] KVM: x86: Re-synchronize TSC after KVM_SET_TSC_KHZ David Woodhouse
2026-11-09 1:53 ` sashiko-bot
2026-11-09 6:24 ` kernel test robot
2026-11-10 5:21 ` kernel test robot [this message]
2026-11-09 1:20 ` [PATCH v12 09/24] KVM: x86: Cache host vclock_mode for masterclock eligibility checks David Woodhouse
2026-11-09 1:20 ` [PATCH v12 10/24] KVM: x86: Remove pvclock_gtod_data and private timekeeping code David Woodhouse
2026-11-09 1:20 ` [PATCH v12 11/24] KVM: x86: Activate master clock from kvm_arch_init_vm() David Woodhouse
2026-11-09 1:56 ` sashiko-bot
2026-11-09 1:20 ` [PATCH v12 12/24] UAPI: x86: Move pvclock-abi to UAPI for x86 platforms David Woodhouse
2026-11-09 1:20 ` [PATCH v12 13/24] KVM: selftests: Use UAPI pvclock-abi.h in xen_shinfo_test David Woodhouse
2026-11-09 1:21 ` [PATCH v12 14/24] KVM: x86: Add KVM_[GS]ET_CLOCK_GUEST for accurate KVM clock migration David Woodhouse
2026-11-09 1:53 ` sashiko-bot
2026-11-09 1:21 ` [PATCH v12 15/24] KVM: selftests: Add library helpers for clock and TSC-offset ioctls David Woodhouse
2026-11-09 1:21 ` [PATCH v12 16/24] KVM: x86: Add KVM_VCPU_TSC_SCALE and fix the documentation on TSC migration David Woodhouse
2026-11-09 1:44 ` sashiko-bot
2026-11-09 1:21 ` [PATCH v12 17/24] KVM: selftests: Add KVM/PV clock selftest to prove timer correction David Woodhouse
2026-11-09 1:21 ` [PATCH v12 18/24] KVM: selftests: Add master clock offset test David Woodhouse
2026-11-09 1:47 ` sashiko-bot
2026-11-09 1:21 ` [PATCH v12 19/24] KVM: selftests: Add Xen/generic CPUID timing leaf test David Woodhouse
2026-11-09 1:21 ` [PATCH v12 20/24] KVM: selftests: Add Xen runstate migration test David Woodhouse
2026-11-09 1:21 ` [PATCH v12 21/24] KVM: selftests: Test that the first user TSC write is honoured exactly David Woodhouse
2026-11-09 1:21 ` [PATCH v12 22/24] KVM: x86/xen: Drop open-coded fallback clock read in kvm_xen_start_timer() David Woodhouse
2026-11-09 1:21 ` [PATCH v12 23/24] KVM: x86: Use a single time snapshot in kvm_vm_ioctl_set_clock() David Woodhouse
2026-11-09 1:21 ` [PATCH v12 24/24] KVM: x86: Keep master clock for guests using legacy MSR_KVM_SYSTEM_TIME David Woodhouse
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