From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f74.google.com (mail-pj1-f74.google.com [209.85.216.74]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 192F626B760 for ; Fri, 21 Nov 2025 18:11:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.74 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763748682; cv=none; b=DPfMgW2BsGyRWpTYF5C+WYxXzdGRgTMVN8s/jLjYf2kGv0Xjv7hUuWnl4qpiKY/qfkT74XGQhyQd6MVgfJ6I7Uq0tfIcF7YK9OFwxL5F9VpFwQQ1mRdeGtliC5wJaA/b2VvlHIujg9ASZsKwOKM7Sahfrethiyg62wJoFXbJO5Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763748682; c=relaxed/simple; bh=BwomLA10EK6iEUjqglnJ2PiLV249RI+140gyOy4IGxM=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=aa1s9BzcLHrxtjKvxg5YEBz/W1iBP1poPQfG5b8+UdtPAboZOIqcaxMiniCQosoTmq4FKfPqgJcglOrx47nPHkchxj9uj1GCwfV5l1V/kkRoRHXM+yFgNeQdA5jXfhrsJYZLcxTMmoJUoolhmK6svWvrf0DCqJQa6CTO1i7MyvU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=bCxG49Wc; arc=none smtp.client-ip=209.85.216.74 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="bCxG49Wc" Received: by mail-pj1-f74.google.com with SMTP id 98e67ed59e1d1-343daf0f38aso2597781a91.3 for ; Fri, 21 Nov 2025 10:11:20 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1763748680; x=1764353480; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=yNrny/DxltAFbS+FZGRQHmrXuFVOcMuPRz31LNxOZMI=; b=bCxG49WcPSM8/JyfdMMkTKvoVCWiM4gbs4lj0jUiTq1s2bYeA0dSnd3hi3gCiYK1HW x4tUc6hZwsh97tFwdLegn84CW5Ni4K8HNQeHKaXdQ362RawzMJvNRkuZJgupKfBIr/jy HzWM2HAPtNVOjVe5uAITnazu5tat8iMVIiNRy7zTIhA/sz+0UAj2FvrxYpBMQ2OAWhoz 67bA7WuqY2rlxENYvOCq08lh2RYrHaUCkkjskzp/3BPHjXplGJPb92JprTo4+8mQasTO kVr9363gkWJw9cwkyxKGcC8bRkQJ200mYK0H7nHQaSM4oXT27z9ca2cqKavmub10dp4c 5zSw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1763748680; x=1764353480; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=yNrny/DxltAFbS+FZGRQHmrXuFVOcMuPRz31LNxOZMI=; b=KtqgQhqf2uIBUKryK0OCJpgaUWqhzpyT20Iq76vzj97kwcULwUGnZozW2Zl5VH6vVH 3PO+CVS7XvxTaFSwZTH3EhW/gpMSkNhagZbBa6Z6SruDThZuxzQ4x3LTYiwgzUe4Dpts G9JP8FqveuGD906AoUFCPrBhylOnLExE2CRNNaZP2HjuVBP0wRKEwhABfW7S8Sdx9NRP O4Xo5otJNHW7J9wNGZlVdJfQ/Tm0YM+ITw7xEE2xxb4PDO9n3xgjPtdT6Yep8BTicFQg pel7JeSqlFkif0e3PaXXhXJspIH0EPKOcZCQzNs6ZfCVPwpatqk2qbArDarlJzS6Xna9 yNYA== X-Gm-Message-State: AOJu0YxEy0b9rIhZbSFxoBzo5XcNoENhKqdBFOrcG8yHYuYB1X0Fb/uD QvTT/D4aaeaiKhNX03SXKaeXnyvwq0FSNiPE1hiMu0mFwjyo9B0yPn8G4NLRC4TcIYIaGGJrhyA TrNTMCg== X-Google-Smtp-Source: AGHT+IGcLAxt/QA5aNg9tWFORIZKXpCjgRvaBxkI6hajeWn0eoc2jRNpGt4zBkuhAcGy+WViPM8w+dCBHjY= X-Received: from pjbpt9.prod.google.com ([2002:a17:90b:3d09:b0:340:a5c6:acc3]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:5450:b0:340:2a18:1536 with SMTP id 98e67ed59e1d1-34733f2a0c7mr3443352a91.25.1763748680340; Fri, 21 Nov 2025 10:11:20 -0800 (PST) Date: Fri, 21 Nov 2025 10:11:18 -0800 In-Reply-To: <20251121055209.66918-1-Sukrit.Bhatnagar@sony.com> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20251121055209.66918-1-Sukrit.Bhatnagar@sony.com> Message-ID: Subject: Re: [PATCH 6.12.y] KVM: VMX: Fix check for valid GVA on an EPT violation From: Sean Christopherson To: Sukrit Bhatnagar Cc: stable@vger.kernel.org, Xiaoyao Li Content-Type: text/plain; charset="us-ascii" On Fri, Nov 21, 2025, Sukrit Bhatnagar wrote: > On an EPT violation, bit 7 of the exit qualification is set if the > guest linear-address is valid. The derived page fault error code > should not be checked for this bit. > > Fixes: f3009482512e ("KVM: VMX: Set PFERR_GUEST_{FINAL,PAGE}_MASK if and only if the GVA is valid") > Cc: stable@vger.kernel.org > Signed-off-by: Sukrit Bhatnagar > Reviewed-by: Xiaoyao Li > Link: https://patch.msgid.link/20251106052853.3071088-1-Sukrit.Bhatnagar@sony.com > Signed-off-by: Sean Christopherson > (cherry picked from commit d0164c161923ac303bd843e04ebe95cfd03c6e19) > Signed-off-by: Sukrit Bhatnagar > --- No need for the manual "backport", commits that are tagged for stable@ are automically pulled into LTS kernels so long as they apply cleanly (and obviously don't cause problems).