From patchwork Wed Jul 3 09:09:04 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Thomas Huth X-Patchwork-Id: 13721545 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 18241C2BD09 for ; Wed, 3 Jul 2024 09:10:01 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sOvzP-00007l-LO; Wed, 03 Jul 2024 05:09:23 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sOvzO-00007O-RU for qemu-devel@nongnu.org; Wed, 03 Jul 2024 05:09:22 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sOvzJ-0007Dq-Ot for qemu-devel@nongnu.org; Wed, 03 Jul 2024 05:09:22 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1719997757; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=+NrTpNaHAHqpdFkMY0digZ6OBUg+4A51BmdyFxA206E=; b=GEpBjgkV4LG7qOkoAUpP0YjRFO+/R3PUBCLd+syv4Py1Y6GApqdF3VZkcoymqxGeKvxJkd bL0iaLSFDI4emksjotj9zEvpx55eUWyNI4oXNZjcdjGLQsOXgdJgHT1awLtZ7wvAFHST6E QvhpgzPGvna0wNM+569joQSMfRBnEX4= Received: from mx-prod-mc-04.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-619-Vq7xrQyCO9awZR7ZMI_ZVw-1; Wed, 03 Jul 2024 05:09:11 -0400 X-MC-Unique: Vq7xrQyCO9awZR7ZMI_ZVw-1 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-04.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 85E6219560AE; Wed, 3 Jul 2024 09:09:09 +0000 (UTC) Received: from thuth-p1g4.str.redhat.com (dhcp-192-191.str.redhat.com [10.33.192.191]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 99A5630000DD; Wed, 3 Jul 2024 09:09:05 +0000 (UTC) From: Thomas Huth To: qemu-devel@nongnu.org, Paolo Bonzini , yong.huang@smartx.com Cc: qemu-trivial@nongnu.org, Fam Zheng , Eduardo Habkost , Marcel Apfelbaum , =?utf-8?q?Philippe_Mathieu-D?= =?utf-8?q?aud=C3=A9?= , Yanan Wang Subject: [PATCH] hw: Fix crash that happens when introspecting scsi-block on older machine types Date: Wed, 3 Jul 2024 11:09:04 +0200 Message-ID: <20240703090904.909720-1-thuth@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 Received-SPF: pass client-ip=170.10.129.124; envelope-from=thuth@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org "make check SPEED=slow" is currently failing the device-introspect-test on older machine types since introspecting "scsi-block" is causing an abort: $ ./qemu-system-x86_64 -M pc-q35-8.0 -monitor stdio QEMU 9.0.50 monitor - type 'help' for more information (qemu) device_add scsi-block,help Unexpected error in object_property_find_err() at ../../devel/qemu/qom/object.c:1357: can't apply global scsi-disk-base.migrate-emulated-scsi-request=false: Property 'scsi-block.migrate-emulated-scsi-request' not found Aborted (core dumped) The problem is that the compat code tries to change the "migrate-emulated-scsi-request" property for all devices that are derived from "scsi-block", but the property has only been added to "scsi-hd" and "scsi-cd" via the DEFINE_SCSI_DISK_PROPERTIES macro. Thus let's fix the problem by only changing the property on the devices that really have this property. Fixes: b4912afa5f ("scsi-disk: Fix crash for VM configured with USB CDROM after live migration") Signed-off-by: Thomas Huth Reviewed-by: Philippe Mathieu-Daudé Acked-by: Hyman Huang --- hw/core/machine.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/hw/core/machine.c b/hw/core/machine.c index 655d75c21f..60858a8565 100644 --- a/hw/core/machine.c +++ b/hw/core/machine.c @@ -36,7 +36,8 @@ GlobalProperty hw_compat_9_0[] = { {"arm-cpu", "backcompat-cntfrq", "true" }, - {"scsi-disk-base", "migrate-emulated-scsi-request", "false" }, + {"scsi-hd", "migrate-emulated-scsi-request", "false" }, + {"scsi-cd", "migrate-emulated-scsi-request", "false" }, {"vfio-pci", "skip-vsc-check", "false" }, }; const size_t hw_compat_9_0_len = G_N_ELEMENTS(hw_compat_9_0);