Messages in this thread | | | Date | Wed, 4 Oct 2023 03:08:54 -0700 | From | Breno Leitao <> | Subject | Re: kvm/x86: perf: Softlockup issue |
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Hello Jim,
On Tue, Oct 03, 2023 at 07:36:48AM -0700, Jim Mattson wrote: > On Tue, Oct 3, 2023 at 6:52 AM Breno Leitao <leitao@debian.org> wrote: > > > > I've been pursuing a bug in a virtual machine (KVM) that I would like to share > > in here. The VM gets stuck when running perf in a VM and getting soft lockups. > > > > The bug happens upstream (Linux 6.6-rc4 - 8a749fd1a8720d461). The same kernel > > is being used in the host and in the guest. > > Have you tried https://lore.kernel.org/kvm/169567819674.170423.4384853980629356216.b4-ty@google.com/?
Thanks for the heads-up. These two patches indeed fix the problem. Thanks for getting the problem fixed.
Tested-by: Breno Leitao <leitao@debian.org>
Breno
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