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Thu, 5 Mar 2026 22:42:28 +0000 (GMT) Received: from smtpav01.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 4007F58061; Thu, 5 Mar 2026 22:42:27 +0000 (GMT) Received: from fedora-workstation.ibmuc.com (unknown [9.61.36.214]) by smtpav01.dal12v.mail.ibm.com (Postfix) with ESMTP; Thu, 5 Mar 2026 22:42:27 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:date:from:in-reply-to:message-id :mime-version:references:subject:to; s=pp1; bh=H3FTjtiDzzuEOIejQ Bwh2B3cafHKVqG9tj8ticw0VQk=; b=MDbIBHfDsrsqkrZWEIJeUHP1icY5G3h8T WgtaDlR48Qk8IU+EroXMWgiAsfyKupciJhy20InjiQIeo+hcfb44CbisOGJ68F5d HsO28WA5Wf5QeMk5U4cDKkgrO5ETvmWKbV7Nk3JIVn05AUDN+2wjO/OgiWKGBG9R LmP9kX97BgNowGwtqBTEhbGDAKzawOkSQ41NPQEa+q1IPt5jG6L42qlLUMAiExLf yuNcRff/GC3sFCD3nEOxm/am8sGKPL15kYuupqKQiLvbIg2/Tbgn9q/TiIA224w4 jJtWZ+r2bxg3noXHBTsdeeT6F8CR9rg4Z9gVK8JhJFEFVBZQNytQQ== From: Zhuoying Cai To: thuth@redhat.com, berrange@redhat.com, jrossi@linux.ibm.com, qemu-s390x@nongnu.org, qemu-devel@nongnu.org Cc: richard.henderson@linaro.org, pierrick.bouvier@linaro.org, david@kernel.org, walling@linux.ibm.com, jjherne@linux.ibm.com, pasic@linux.ibm.com, borntraeger@linux.ibm.com, farman@linux.ibm.com, mjrosato@linux.ibm.com, iii@linux.ibm.com, eblake@redhat.com, armbru@redhat.com, zycai@linux.ibm.com, alifm@linux.ibm.com, brueckner@linux.ibm.com, jdaley@linux.ibm.com Subject: [PATCH v9 27/30] hw/s390x/ipl: Handle secure boot without specifying a boot device Date: Thu, 5 Mar 2026 17:41:42 -0500 Message-ID: <20260305224146.664053-28-zycai@linux.ibm.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260305224146.664053-1-zycai@linux.ibm.com> References: <20260305224146.664053-1-zycai@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-GUID: MFhiIBL3z-FGAEQz_dzVKhnCFxogKUK9 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzA1MDE5NCBTYWx0ZWRfX5i91I1qPsfkW 6RA/3fPGlpuFe9t19gAQWLtYJiYMLyaPPEiW0Qdqpt0aSLi80MICKv83UydmWCTljgozpRYtROx aP33KZsDGKH7qjXHzqrzo6EjVuImXoqVMdUXekI7/rEF7WzdIs+B7DgNgoABOFHoqvc4ZcBqa15 S8S4Sg3H7H2mVdX5PZEMrDlOEIfTOYIUh90sEIt+qxO98TCxSGG0lBNvMuB5ovzVKwwo2TKh8SN geZLz8uEzDBzSON5B8mmITId9KgKZZJZyriGJqIWjrQTfNyVaRILE2Dc5jmyGDGVvqdauPxeZO2 nVnR11MSVnmx9FcIfo//QVYLhbtvvktscpJFdklA8IkfGmjeqqiUrvi1iZ5Nf7MxXIzV3pMMVTJ qkIFhiXMwBhDJNXCMHxGfPPRDvoYm5mGeap+B2pFE8lo+WV/xVlmOU5Kcr6ne8JfeDQNr+QSz0D mpy66UvtZaEdMky4gZQ== X-Authority-Analysis: v=2.4 cv=H7DWAuYi c=1 sm=1 tr=0 ts=69aa06d7 cx=c_pps a=aDMHemPKRhS1OARIsFnwRA==:117 a=aDMHemPKRhS1OARIsFnwRA==:17 a=Yq5XynenixoA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=uAbxVGIbfxUO_5tXvNgY:22 a=VnNF1IyMAAAA:8 a=20KFwNOVAAAA:8 a=98YBU2wH__9RKlX8yukA:9 X-Proofpoint-ORIG-GUID: MFhiIBL3z-FGAEQz_dzVKhnCFxogKUK9 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-03-05_06,2026-03-04_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 suspectscore=0 phishscore=0 clxscore=1015 priorityscore=1501 adultscore=0 bulkscore=0 spamscore=0 malwarescore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2602130000 definitions=main-2603050194 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=148.163.156.1; envelope-from=zycai@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -11 X-Spam_score: -1.2 X-Spam_bar: - X-Spam_report: (-1.2 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.892, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.622, 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: qemu development 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-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1772750751170158500 Content-Type: text/plain; charset="utf-8" If secure boot in audit mode or True Secure IPL mode is enabled without specifying a boot device, the boot process will terminate with an error. Signed-off-by: Zhuoying Cai Reviewed-by: Thomas Huth --- hw/s390x/ipl.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/hw/s390x/ipl.c b/hw/s390x/ipl.c index e46e655ef1..00ddfcf858 100644 --- a/hw/s390x/ipl.c +++ b/hw/s390x/ipl.c @@ -799,6 +799,16 @@ void s390_ipl_prepare_cpu(S390CPU *cpu) cpu->env.psw.addr =3D ipl->bios_start_addr; if (!ipl->iplb_valid) { ipl->iplb_valid =3D s390_init_all_iplbs(ipl); + + /* + * Secure IPL without specifying a boot device. + * IPLB is not generated if no boot device is defined. + */ + if ((s390_has_certificate() || s390_secure_boot_enabled()) && + !ipl->iplb_valid) { + error_report("No boot device defined for Secure IPL"); + exit(1); + } } else { ipl->qipl.chain_len =3D 0; } --=20 2.53.0