From mboxrd@z Thu Jan 1 00:00:00 1970 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 5E7F81125833 for ; Wed, 11 Mar 2026 14:10:49 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1w0KGC-0001ND-GA; Wed, 11 Mar 2026 10:10:04 -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 1w0KG8-0001Mj-Ox for qemu-devel@nongnu.org; Wed, 11 Mar 2026 10:10:01 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1w0KG4-0005yN-2U for qemu-devel@nongnu.org; Wed, 11 Mar 2026 10:10:00 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1773238187; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type; bh=eGVcOwN6LiNXa1NgDAK/1Knbry45/XnSyze0+y4I3Hw=; b=WuAkCP+ExNB0eirkWADk/jsFI+NW6G5PpPUpV3dKvsD9ZOzS6CLwSfBEhsaxLEYIJvZnea S5CH3A6ZzzdtNjP7TO0srLOBjsEfC0U1NN6T/ujlUYMbWipouWIitoNVodXPaFDc7xJ3bH DAqkQRrRXd2kQJp1nTXULDmo+spHvec= Received: from mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-12-AVCM82ckPL2D4KVm2WWY1g-1; Wed, 11 Mar 2026 10:09:46 -0400 X-MC-Unique: AVCM82ckPL2D4KVm2WWY1g-1 X-Mimecast-MFC-AGG-ID: AVCM82ckPL2D4KVm2WWY1g_1773238185 Received: from mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.111]) (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-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id DBDDA180035C; Wed, 11 Mar 2026 14:09:44 +0000 (UTC) Received: from blackfin.pond.sub.org (unknown [10.45.242.12]) by mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 7C4A01800361; Wed, 11 Mar 2026 14:09:44 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 0B7FC21E6937; Wed, 11 Mar 2026 15:09:42 +0100 (CET) From: Markus Armbruster To: qemu-devel@nongnu.org Cc: Paolo Bonzini , =?utf-8?Q?Daniel_P=2E_Berrang?= =?utf-8?Q?=C3=A9?= , Peter Xu , =?utf-8?Q?Philippe?= =?utf-8?Q?_Mathieu-Daud=C3=A9?= Subject: -device T,help crashes Date: Wed, 11 Mar 2026 15:09:42 +0100 Message-ID: <87pl5abgpl.fsf@pond.sub.org> User-Agent: Gnus/5.13 (Gnus v5.13) MIME-Version: 1.0 Content-Type: text/plain X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.111 Received-SPF: pass client-ip=170.10.133.124; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -3 X-Spam_score: -0.4 X-Spam_bar: / X-Spam_report: (-0.4 / 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_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.819, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.903, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development 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 Watch this: $ qemu-system-aarch64 -S -display none -M virt -device acpi-ged,help qemu-system-aarch64: ../hw/core/qdev.c:858: qdev_get_machine: Assertion `dev' failed. A number of devices crash this way: * acpi-ged (aarch64 arm i386 loongarch64 x86_64) * fsl-imx6 (aarch64 arm) * fsl-imx7 (aarch64 arm) * fsl-imx8mp (aarch64) * microchip.pfsoc (riscv64) * riscv.sifive.e.soc (riscv32 riscv64) * xlnx-zynqmp (aarch64) Here's another one: $ qemu-system-sparc64 -S -display none -M virt -device sun4u-iommu,help qemu-system-sparc64: ../system/physmem.c:1401: register_multipage: Assertion `num_pages' failed. Devices crashing this way: * Loongson-3A4000-mips64-cpu (mips64 mips64el) * dc232b-xtensa-cpu (xtensa) * dc233c-xtensa-cpu (xtensa) * de212-xtensa-cpu (xtensa) * de233_fpu-xtensa-cpu (xtensa) * dsp3400-xtensa-cpu (xtensa) * fsf-xtensa-cpu (xtensaeb) * lx106-xtensa-cpu (xtensa) * sample_controller-xtensa-cpu (xtensa) * sun4m-iommu (sparc) * sun4u-iommu (sparc64) * test_kc705_be-xtensa-cpu (xtensaeb) * test_mmuhifi_c3-xtensa-cpu (xtensa) These crashes escape tests/qtest/device-introspect-test, because it covers only HMP "device_add T,help", not CLI "-device T,help".