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 51B05372058 for ; Thu, 4 Jun 2026 07:36:45 +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=1780558605; cv=none; b=TN945XqDN7FB5QYXlM/ZTZnZTy/d2vcZmFEcKV5QF7hNOkLJmYGb/V0liWCHaDVsSo+t7LRhozyq5+psVO7Mr+hMaiagJ45at25qZ2eXjbAQ4Wsvv1TLUVoN+rkdOgZL2d62+Qoi0IpiHZ/MtAsBdADlLtpR/CoKOc61rY8fWhU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780558605; c=relaxed/simple; bh=yIlf4vsoeEDI/2N+r4FdsCTzokD8RIObdCk2ZvZVEnQ=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: Content-Type:MIME-Version; b=ORc1Xeis706RtmCKmRRgAl70Ry9q4JnBjHC4h4KZi/zGzLCNDH3XySqqX08oaYAL24a1pSMWnTixI01yoSRQf2Qvsicu+WPGju8RlZ1RPZTuhMpppOFX6YJVi4Ceg+1RGvp89uEVLX0+cJMzef0Ic71DCAfTxsAq2IK8kUeP4/4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=trspQfMX; 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="trspQfMX" Received: by smtp.kernel.org (Postfix) with ESMTPS id DF23FC2BCF5 for ; Thu, 4 Jun 2026 07:36:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1780558604; bh=yIlf4vsoeEDI/2N+r4FdsCTzokD8RIObdCk2ZvZVEnQ=; h=From:To:Subject:Date:In-Reply-To:References:From; b=trspQfMX+7l5+HtydimGlpwCXfH21PzOOdVgtPYBL3ACLMM2222cOTQz3LF9mRadg ZKuvukNPN987ZQ+9BrJRUT/aCDXjgdFD+dvSQ1RgytL1p8ulyN+vtDMYR99yTvrEH8 2z9yvlDAqlQnIRPdCfE1c1+O2Q1DtskCdnUSQxjFzUTFR7lhLXVrnmk7ucnwyBiThw wFHaP76/KytM8FILWJqR1pF/lA+PjvVMVFHam7f6f2tT+qh/Axb+ATw3n6HHHdrrOh Hudfx5/Rf823OKeXmm2fRrUqYraGcobtePiMrmFh7IDJKvtcOeGp0SzPIyQwMZSI9J ToIKutdbKwP3w== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id D5646C53BBF; Thu, 4 Jun 2026 07:36:44 +0000 (UTC) From: bugzilla-daemon@kernel.org To: kvm@vger.kernel.org Subject: [Bug 220776] When passthrough device to KVM guest with iommufd+hugepage, more hugepage are used than assigned, and DMAR error reported from host dmesg Date: Thu, 04 Jun 2026 07:36:44 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo virtualization_kvm@kernel-bugs.osdl.org X-Bugzilla-Product: Virtualization X-Bugzilla-Component: kvm X-Bugzilla-Version: unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: farrah.chen@intel.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: virtualization_kvm@kernel-bugs.osdl.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 https://bugzilla.kernel.org/show_bug.cgi?id=3D220776 --- Comment #5 from Chen, Fan (farrah.chen@intel.com) --- Verified on the latest upstream QEMU 405c32d2b18a683ba36301351af75125d9afda= 08, test passed. Thanks for the suggestion, I didn't know it is a QEMU issue when I open this ticket, I will do more analysis before file ticket here, thanks again. --=20 You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug.=