From: Thomas Gleixner <tglx@kernel.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Binbin Wu <binbin.wu@linux.intel.com>,
"Verma, Vishal L" <vishal.l.verma@intel.com>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"Edgecombe, Rick P" <rick.p.edgecombe@intel.com>,
"Wu, Binbin" <binbin.wu@intel.com>,
"x86@kernel.org" <x86@kernel.org>
Subject: Re: CPU Lockups in KVM with deferred hrtimer rearming
Date: Tue, 21 Apr 2026 18:36:32 +0200 [thread overview]
Message-ID: <87h5p4b78v.ffs@tglx> (raw)
In-Reply-To: <20260421132913.GB1064669@noisy.programming.kicks-ass.net>
On Tue, Apr 21 2026 at 15:29, Peter Zijlstra wrote:
> On Tue, Apr 21, 2026 at 03:19:53PM +0200, Peter Zijlstra wrote:
>> > Moo, you can't do that either, because it will ERETS/IRET and fuck up
>> > the state :/
>>
>> How insane is something like this?
Pretty insane :)
next prev parent reply other threads:[~2026-04-21 16:36 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-16 20:50 CPU Lockups in KVM with deferred hrtimer rearming Verma, Vishal L
2026-04-20 15:00 ` Thomas Gleixner
2026-04-20 15:22 ` Thomas Gleixner
2026-04-20 20:57 ` Verma, Vishal L
2026-04-20 22:19 ` Thomas Gleixner
2026-04-20 22:24 ` Verma, Vishal L
2026-04-21 6:29 ` Thomas Gleixner
2026-04-21 4:51 ` Binbin Wu
2026-04-21 7:39 ` Thomas Gleixner
2026-04-21 11:18 ` Peter Zijlstra
2026-04-21 11:32 ` Peter Zijlstra
2026-04-21 11:34 ` Peter Zijlstra
2026-04-21 11:49 ` Peter Zijlstra
2026-04-21 12:05 ` Peter Zijlstra
2026-04-21 13:19 ` Peter Zijlstra
2026-04-21 13:29 ` Peter Zijlstra
2026-04-21 16:36 ` Thomas Gleixner [this message]
2026-04-21 18:11 ` Verma, Vishal L
2026-04-21 17:11 ` Thomas Gleixner
2026-04-21 17:20 ` Jim Mattson
2026-04-21 18:29 ` Thomas Gleixner
2026-04-21 18:55 ` Sean Christopherson
2026-04-21 20:06 ` Peter Zijlstra
2026-04-21 20:46 ` Peter Zijlstra
2026-04-21 20:39 ` Paolo Bonzini
2026-04-21 19:18 ` Verma, Vishal L
2026-04-21 16:30 ` Thomas Gleixner
2026-04-21 16:11 ` Verma, Vishal L
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