From nobody Tue Feb 10 22:56:30 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=reject dis=none) header.from=rsg.ci.i.u-tokyo.ac.jp Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1758104497042598.8078630835383; Wed, 17 Sep 2025 03:21:37 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1uypHW-0005ce-W4; Wed, 17 Sep 2025 06:20:59 -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 1uypHQ-0005au-MF; Wed, 17 Sep 2025 06:20:52 -0400 Received: from www3579.sakura.ne.jp ([49.212.243.89]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uypHO-0003zc-MI; Wed, 17 Sep 2025 06:20:52 -0400 Received: from h205.csg.ci.i.u-tokyo.ac.jp (h205.csg.ci.i.u-tokyo.ac.jp [133.11.54.205]) (authenticated bits=0) by www3579.sakura.ne.jp (8.16.1/8.16.1) with ESMTPSA id 58HAE8sB093528 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Wed, 17 Sep 2025 19:14:23 +0900 (JST) (envelope-from odaki@rsg.ci.i.u-tokyo.ac.jp) DKIM-Signature: a=rsa-sha256; bh=Nb2IXk8Wd06JvJLljjYiPCsN3a3uINbunrK794JTiso=; c=relaxed/relaxed; d=rsg.ci.i.u-tokyo.ac.jp; h=From:Date:Subject:Message-Id:To; s=rs20250326; t=1758104063; v=1; b=Oo5GWWtwzsWYxzsGXA+JY0CJMcCICiVhaS9y1lRGW6PO5yUYUtN7uDfQqIA+lXRU Mo+ydn8Pe1RE5VeibUxfmj5y5G6MG0wUf+OtIDjTsYV9r5RXrrMAjWDMp8dKz3yj ht41kegl/A3FFKssuK+aJknlqAd3KHu7LRAYDxciSex2hne/1KdIqOXAeuVX1Caj Edp+fiXbGzHVqbrHbuqVUH+WZlV97MmCbLcuPv1auKXr0wlmF9c0GsAy+ueVvcIO rO3wR19/WdYoURQwly6sr4aZMC4Oj5OmcBHc+GKDta9yK+7chuS/LRxIONFhkHEz mhj736rzwMlM6d3TKkXjzw== From: Akihiko Odaki Date: Wed, 17 Sep 2025 19:13:28 +0900 Subject: [PATCH v3 3/7] hw/core/register: Do not unparent in instance_finalize() MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250917-use-v3-3-72c2a6887c6c@rsg.ci.i.u-tokyo.ac.jp> References: <20250917-use-v3-0-72c2a6887c6c@rsg.ci.i.u-tokyo.ac.jp> In-Reply-To: <20250917-use-v3-0-72c2a6887c6c@rsg.ci.i.u-tokyo.ac.jp> To: qemu-devel@nongnu.org Cc: Alex Williamson , =?utf-8?q?C=C3=A9dric_Le_Goater?= , Paolo Bonzini , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Eduardo Habkost , Peter Xu , David Hildenbrand , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Richard Henderson , Helge Deller , =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , "Michael S. Tsirkin" , Gerd Hoffmann , John Snow , qemu-block@nongnu.org, Keith Busch , Klaus Jensen , Jesper Devantier , Marcel Apfelbaum , Nicholas Piggin , qemu-ppc@nongnu.org, John Levon , Thanos Makatos , Yanan Wang , BALATON Zoltan , Jiaxun Yang , Daniel Henrique Barboza , David Gibson , Harsh Prateek Bora , Alexey Kardashevskiy , =?utf-8?q?Alex_Benn=C3=A9e?= , Fabiano Rosas , Thomas Huth , Laurent Vivier , Peter Maydell , Aurelien Jarno , Aleksandar Rikalo , Max Filippov , =?utf-8?q?Herv=C3=A9_Poussineau?= , Mark Cave-Ayland , Artyom Tarasenko , Alistair Francis , "Maciej S. Szmigiero" , Bin Meng , Stefano Stabellini , Anthony PERARD , Paul Durrant , "Edgar E. Iglesias" , xen-devel@lists.xenproject.org, Akihiko Odaki X-Mailer: b4 0.15-dev-179e8 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=49.212.243.89; envelope-from=odaki@rsg.ci.i.u-tokyo.ac.jp; helo=www3579.sakura.ne.jp X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, DKIM_INVALID=0.1, DKIM_SIGNED=0.1, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=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: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1758104498508116600 Children are automatically unparented so manually unparenting is unnecessary. Worse, automatic unparenting happens before the instance_finalize() callback of the parent gets called, so object_unparent() calls in the callback will refer to objects that are already unparented, which is semantically incorrect. Signed-off-by: Akihiko Odaki Reviewed-by: Daniel P. Berrang=C3=A9 --- hw/core/register.c | 1 - 1 file changed, 1 deletion(-) diff --git a/hw/core/register.c b/hw/core/register.c index 8f63d9f227c4..3340df70b06e 100644 --- a/hw/core/register.c +++ b/hw/core/register.c @@ -314,7 +314,6 @@ RegisterInfoArray *register_init_block64(DeviceState *o= wner, =20 void register_finalize_block(RegisterInfoArray *r_array) { - object_unparent(OBJECT(&r_array->mem)); g_free(r_array->r); g_free(r_array); } --=20 2.51.0