From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DF16B38642C for ; Tue, 21 Apr 2026 06:29:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776752975; cv=none; b=dilLysMlntjTF6zQISVv2JzoSddNlK/9Eea9tSPnDKK4nUZZ7P8Rty8+bwDSAdftmKwmn6DZhpI7W0YmM2gGf3WLEq382bb2+QXBdIyv1DISQMJTOhMEx/GQt1diKzesBqO0NkGzPh1z8zaQvoNNbrP9gV5lIKfF//UkO2Ah5IA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776752975; c=relaxed/simple; bh=8uzwat79uqeekQiI2D0N16UrQ5QSzjT7JIKQzzcE93k=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=e4B6KPEydaMCpW285psfVeQpunJWssRyPhP0U3bkKrxWNVUDimYDDYxns+Aj1rbjyz4DHXq+c5UboxOPrqavUzrDEs3nCzyOrjRR1eN7ny0asMqtEwWhHftuzix9357iCzQoprMc51EXnbvkRZW8J1fOP1OeTqBdOPLWIepqWA8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=pzhJKZRM; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="pzhJKZRM" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 08698C2BCB0; Tue, 21 Apr 2026 06:29:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1776752975; bh=8uzwat79uqeekQiI2D0N16UrQ5QSzjT7JIKQzzcE93k=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=pzhJKZRMPR49j83fvSl/k54OOAzhb4WScoQ0QCXuQq300E4DZIukb4RT8CnrB2l0C KZInx3pdiZErj5XiRCigCrpvywxwkda73f6D3Mk6Ur85TF2eWLWuHOGbWdxr7ZEx2O 1dxfGceLtpqZkXXDQN7xHcn27cWErIVZNdLbFLyzusYVzVrCdHBou8qocwo+iEAPht mBekQjNfyljqH7KYigb5aLkXJAsyQiXq077niXtEaJVrcxr9mDgso0kgly1G+tspZW zBqacjdIoQAxVMNzfkb3bwQmDGkceVrxLHWvJzTbP+Xqxgu/Ij6ugIjrq1KAKvpk6W AWY7vv+sut2/Q== From: Thomas Gleixner To: "Verma, Vishal L" , "peterz@infradead.org" Cc: "kvm@vger.kernel.org" , "Edgecombe, Rick P" , "Wu, Binbin" , "x86@kernel.org" Subject: Re: CPU Lockups in KVM with deferred hrtimer rearming In-Reply-To: <04969e4690e146fb90894bfb22b391249b4174fb.camel@intel.com> References: <70cd3e97fbb796e2eb2ff8cd4b7614ada05a5f24.camel@intel.com> <87mryxekxy.ffs@tglx> <87se8pcm1l.ffs@tglx> <04969e4690e146fb90894bfb22b391249b4174fb.camel@intel.com> Date: Tue, 21 Apr 2026 08:29:32 +0200 Message-ID: <87h5p4ddwz.ffs@tglx> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain On Mon, Apr 20 2026 at 22:24, Verma, Vishal L wrote: > On Tue, 2026-04-21 at 00:19 +0200, Thomas Gleixner wrote: >> Thanks for the update. Can you try to provide the information I asked >> for above? >> > Ah sorry - I should've said that with your patch applied, tracing_on > did become 0, so the problem was triggered. > > The trace from that is in the URL above. I clearly can't read :)