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GET /api/1.1/patches/2229104/?format=api
{ "id": 2229104, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2229104/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260427-qom-tests-v1-8-c413f3605311@redhat.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.1/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260427-qom-tests-v1-8-c413f3605311@redhat.com>", "date": "2026-04-27T19:42:07", "name": "[08/41] hw/intc/apic: guard against NULL cpu in set_id", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "e98fe52e7e6d2dd7a0267d1955b8f153f108b3c0", "submitter": { "id": 66774, "url": "http://patchwork.ozlabs.org/api/1.1/people/66774/?format=api", "name": "Marc-André Lureau", "email": "marcandre.lureau@redhat.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260427-qom-tests-v1-8-c413f3605311@redhat.com/mbox/", "series": [ { "id": 501716, "url": "http://patchwork.ozlabs.org/api/1.1/series/501716/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=501716", "date": "2026-04-27T19:42:03", "name": "Fix various QOM object life-cycle issues", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/501716/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2229104/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2229104/checks/", "tags": {}, "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=flVgYHmP;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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Mon, 27 Apr 2026 15:43:20 -0400", "from mx-prod-mc-03.mail-002.prod.us-west-2.aws.redhat.com\n (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by\n relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3,\n cipher=TLS_AES_256_GCM_SHA384) id us-mta-287-SzoP2UELNFC540owXlEy3A-1; Mon,\n 27 Apr 2026 15:43:13 -0400", "from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com\n (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4])\n (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest\n SHA256)\n (No client certificate requested)\n by mx-prod-mc-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS\n id ED6E919560AA\n for <qemu-devel@nongnu.org>; Mon, 27 Apr 2026 19:43:12 +0000 (UTC)", "from localhost (unknown [10.44.24.6])\n by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP\n id A20AA300070A; Mon, 27 Apr 2026 19:43:11 +0000 (UTC)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n s=mimecast20190719; t=1777318995;\n h=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n to:to:cc:cc:mime-version:mime-version:content-type:content-type:\n content-transfer-encoding:content-transfer-encoding:\n in-reply-to:in-reply-to:references:references;\n bh=jsDuVbJMnbV55+CZsRKXWrAKU/qLmpyZfnS+LXbfJaY=;\n b=flVgYHmPT75D0jvzMyVeuIhQuKrRqCl2xOr72SbC//uO57GegAYyNqZnZTKs83Heg68CbN\n nynZHp8dLkv8xBDsYBwx742JxxtB8ZtfvPd8Wjgya0pceTPoHHC3s4Z1me6hVFXVS92gYI\n X3e9bP+gehfXkufGPzihWNVQNr1w5NU=", "X-MC-Unique": "SzoP2UELNFC540owXlEy3A-1", "X-Mimecast-MFC-AGG-ID": "SzoP2UELNFC540owXlEy3A_1777318993", "From": "=?utf-8?q?Marc-Andr=C3=A9_Lureau?= <marcandre.lureau@redhat.com>", "Date": "Mon, 27 Apr 2026 23:42:07 +0400", "Subject": "[PATCH 08/41] hw/intc/apic: guard against NULL cpu in set_id", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "8bit", "Message-Id": "<20260427-qom-tests-v1-8-c413f3605311@redhat.com>", "References": "<20260427-qom-tests-v1-0-c413f3605311@redhat.com>", "In-Reply-To": "<20260427-qom-tests-v1-0-c413f3605311@redhat.com>", "To": "qemu-devel@nongnu.org", "Cc": "armbru@redhat.com,\n =?utf-8?q?Marc-Andr=C3=A9_Lureau?= <marcandre.lureau@redhat.com>,\n \"Michael S. Tsirkin\" <mst@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>", "X-Developer-Signature": "v=1; a=openpgp-sha256; l=1117;\n i=marcandre.lureau@redhat.com; h=from:subject:message-id;\n bh=H/f0y1ZnM9kksExg6Lf8cmvRVM4vb76ZFVmLHYG2Wgc=;\n b=owEBbQKS/ZANAwAKAdro4Ql1lpzlAcsmYgBp77wUYlNFKpccl4gxJ2U0GJ/9luzgYzhAvxbdX\n Nk0MqWZG5eJAjMEAAEKAB0WIQSHqb2TP4fGBtJ29i3a6OEJdZac5QUCae+8FAAKCRDa6OEJdZac\n 5ZkoEACUuA5REwi62+En3zKbTk8/3i/t12qRrpbkH8piICTfxS32qkvA1P/U4agWSacmWTcuaxy\n 4Gtq87Zb48YRIxxRiCBBW9dQY8pKKmgIoBSc2vYteW9lRpkS7CQBlyazvpG75LSFznmXh7HGDMG\n Zrlmq4RreXplBPcAe9FKT4Fn8yCJMw9w0VJ1maXwStnFNyYf9XB4aOVpZx9rvw/iirpprXgtA65\n GFsWbLxOYeg3piPyoVSLID4L01fGlovT5gWuoYDtSDau16YvK4QeseXaaeJJTWipqenwsHi3ieD\n SdcK30Np+NeUBgso7abywsme8ocaRQRBh4gqUpkr0VMH8b1y0wO8WtyVUobgfaDMb8iulQtx3eS\n sUwBW0uU11SgRV8HniCKHQqeFITYjLgnS/zP3pCRzpj9Iu2XSm1vLIrmzt2J8emi91xsvNh6d/J\n Js/LvAYcuXrCY+eutgdgl7ZDfwhYfmrHV+GASpaHcTs+dMjYSVLMVxTihtTHsc9q0q3G8DyPSwR\n Xdtb4IsBLLQaXEEjnP/v1gIw13pXGtd+fj2BDjnatqhkSDg1NgRFhPgvE2Y1gg2G9pc5581y0cp\n CrQ2flZaN+wUTXCXX5bst87KNRIYzLUjuVLjFDliFfkZLaxWgExGKZcmkJUzOiVQKo83OTcyUIV\n wh26Y4vgqphxk0g==", "X-Developer-Key": "i=marcandre.lureau@redhat.com; a=openpgp;\n fpr=87A9BD933F87C606D276F62DDAE8E10975969CE5", "X-Scanned-By": "MIMEDefang 3.4.1 on 10.30.177.4", "Received-SPF": "pass client-ip=170.10.129.124;\n envelope-from=marcandre.lureau@redhat.com;\n 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,\n DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001,\n SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham 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 <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "apic_common_set_id() dereferences s->cpu to check for x2APIC support\nwhen the APIC ID is >= 255. On a standalone APIC object that has not\nbeen attached to a CPU, s->cpu is NULL, causing a segfault.\n\nAdd a NULL check before dereferencing. When there is no CPU, the\nx2APIC feature cannot be verified, so reject the large APIC ID.\n\nFixes: b5ee0468e9d2 (\"apic: add support for x2APIC mode\")\nSigned-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>\n---\n hw/intc/apic_common.c | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)", "diff": "diff --git a/hw/intc/apic_common.c b/hw/intc/apic_common.c\nindex bf4abc21d7b..874a05e529c 100644\n--- a/hw/intc/apic_common.c\n+++ b/hw/intc/apic_common.c\n@@ -421,7 +421,7 @@ static void apic_common_set_id(Object *obj, Visitor *v, const char *name,\n return;\n }\n \n- if (value >= 255 && !cpu_has_x2apic_feature(&s->cpu->env)) {\n+ if (value >= 255 && (!s->cpu || !cpu_has_x2apic_feature(&s->cpu->env))) {\n error_setg(&local_err,\n \"APIC ID %d requires x2APIC feature in CPU\",\n value);\n", "prefixes": [ "08/41" ] }