From patchwork Wed Apr 15 03:22:32 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Li Wang X-Patchwork-Id: 86031 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 aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id E8C7AF531FC for ; Wed, 15 Apr 2026 03:22:44 +0000 (UTC) Received: from mx0b-0064b401.pphosted.com (mx0b-0064b401.pphosted.com [205.220.178.238]) by mx.groups.io with SMTP id smtpd.msgproc01-g2.10975.1776223356404013155 for ; Tue, 14 Apr 2026 20:22:36 -0700 Authentication-Results: mx.groups.io; dkim=pass header.i=@windriver.com header.s=PPS06212021 header.b=sjRJnWDN; spf=permerror, err=parse error for token &{10 18 %{ir}.%{v}.%{d}.spf.has.pphosted.com}: invalid domain name (domain: windriver.com, ip: 205.220.178.238, mailfrom: prvs=85650a9195=li.wang@windriver.com) Received: from pps.filterd (m0250811.ppops.net [127.0.0.1]) by mx0a-0064b401.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 63F0j01K1553408 for ; Wed, 15 Apr 2026 03:22:35 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=windriver.com; h=content-transfer-encoding:content-type:date:from:message-id :mime-version:subject:to; s=PPS06212021; bh=nYwYx5I79zhLn5GrOYI8 fOwm/lVbKauLPilZNwP/140=; b=sjRJnWDNbcuQF+qSehRxWJBszVTMhR6k2WQW d//wGzGQOcr22oNZsbdqqj4E7OAOA0vxAniCO9BydIAxJnuqJ/T779eVnM7n3szk asvx8LSAIEHKl9dnxJ/0pVtyWvkq05t7Z4klqt+pzE+UVibg2wWSCEOlKs6OJq4Q DDo/xH+uqCKPULd2A5Mhb3dRo3LXkX8ZWOM/iAy9LCXzqvmh11TnrLubtg1+dVM0 Nb9n0zJUwwXL4Jw6rK9U4gxyrg4O+44rkDctisoOoCV/OlYVupMfQQV+YpdtB+mk NMg4fRSJDX8ZoRnjgFItQSd6LhYooaT2RnrDOY1hpb/YmEMRcQ== Received: from ala-exchng02.corp.ad.wrs.com (ala-exchng02.wrs.com [128.224.246.37]) by mx0a-0064b401.pphosted.com (PPS) with ESMTPS id 4dh87a9hud-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Wed, 15 Apr 2026 03:22:35 +0000 (GMT) Received: from ala-exchng01.corp.ad.wrs.com (10.11.224.121) by ALA-EXCHNG02.corp.ad.wrs.com (10.11.224.122) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.61; Tue, 14 Apr 2026 20:22:33 -0700 Received: from pek-lpg-core6.wrs.com (10.11.232.110) by ala-exchng01.corp.ad.wrs.com (10.11.224.121) with Microsoft SMTP Server id 15.1.2507.61 via Frontend Transport; Tue, 14 Apr 2026 20:22:33 -0700 From: Li Wang To: , Subject: [scarthgap][PATCH] ltp: fix epoll_ctl04 failed Date: Wed, 15 Apr 2026 11:22:32 +0800 Message-ID: <20260415032232.2057560-1-li.wang@windriver.com> X-Mailer: git-send-email 2.49.1 MIME-Version: 1.0 X-Proofpoint-GUID: 6uTW3GnXAPhfiydcnfeCeye_Fso6j90m X-Authority-Analysis: v=2.4 cv=Q4jiJY2a c=1 sm=1 tr=0 ts=69df047b cx=c_pps a=Lg6ja3A245NiLSnFpY5YKQ==:117 a=Lg6ja3A245NiLSnFpY5YKQ==:17 a=A5OVakUREuEA:10 a=VkNPw1HP01LnGYTKEx00:22 a=bi6dqmuHe4P4UrxVR6um:22 a=klDOsUkWDRETUCZYPvoE:22 a=NEAV23lmAAAA:8 a=VwQbUJbxAAAA:8 a=20KFwNOVAAAA:8 a=t7CeM3EgAAAA:8 a=iox4zFpeAAAA:8 a=39dCfGlMvhMnTBUAMx8A:9 a=FdTzh2GWekK77mhwV6Dw:22 a=WzC6qhA0u3u7Ye7llzcV:22 X-Proofpoint-ORIG-GUID: 6uTW3GnXAPhfiydcnfeCeye_Fso6j90m X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDE1MDAyOSBTYWx0ZWRfX3lQ8SNYjy73I 5e6Ho5itLPNnrE2h83KTyNUvTosqSF/EjupEBtfWXdoyNeHBsyNd+brSlKffubnWYlaM+27ZE5t 8An5yWaszkLHVZPYzk6KWI+RDi8XpZ8koxrFqHhKHZdvmysLF3Zouoyeu9nDZBu5pW1oyXADbDV XOtRAdw49oJOVPZUuzPIAvWafOoolfxezwx7Wbl1JgLWMAth4SU8twOrlHuRFT7er3MplMdAnBo cSVihM6FXEmO/m71osJCCV2FFvHGengjvAZ3KE6beiBpV3H4L7veTJdNgUoVXu8Uz+sv9doC2q+ rRpjVFFH0XciWUrloGti6d76Mdd6WykKA+nhnlHBzDCyQAM2oh2h/1ajyC+ypvlwhf7kxh3PYlm 3y4UwdLWx4LUvh4GmPWToSLW8W0U7bHuOlsWYzNgXRq+AQcteFEmgck6ZxFNwsdxzWoqW8EgivF tsnlczRp4QOwaIxeB1g== 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=2026-04-14_04,2026-04-13_04,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1011 suspectscore=0 bulkscore=0 impostorscore=0 lowpriorityscore=0 malwarescore=0 priorityscore=1501 phishscore=0 spamscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604070000 definitions=main-2604150029 List-Id: X-Webhook-Received: from 45-33-107-173.ip.linodeusercontent.com [45.33.107.173] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Wed, 15 Apr 2026 03:22:44 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/235177 backport from ltp upstream commit: https://github.com/linux-test-project/ltp/commit/e84f0689cf7a8a77478a0e70aa62560f66c3bceb the related kernel patch was already merged into yocto linux: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f2e467a48287c868818085aa35389a224d226732 Signed-off-by: Li Wang --- ...l_ctl04-add-ELOOP-to-expected-errnos.patch | 49 +++++++++++++++++++ meta/recipes-extended/ltp/ltp_20240129.bb | 1 + 2 files changed, 50 insertions(+) create mode 100644 meta/recipes-extended/ltp/ltp/0001-syscalls-epoll_ctl04-add-ELOOP-to-expected-errnos.patch diff --git a/meta/recipes-extended/ltp/ltp/0001-syscalls-epoll_ctl04-add-ELOOP-to-expected-errnos.patch b/meta/recipes-extended/ltp/ltp/0001-syscalls-epoll_ctl04-add-ELOOP-to-expected-errnos.patch new file mode 100644 index 0000000000..203836a5f6 --- /dev/null +++ b/meta/recipes-extended/ltp/ltp/0001-syscalls-epoll_ctl04-add-ELOOP-to-expected-errnos.patch @@ -0,0 +1,49 @@ +From e84f0689cf7a8a77478a0e70aa62560f66c3bceb Mon Sep 17 00:00:00 2001 +From: Jan Stancek +Date: Tue, 5 Aug 2025 11:27:23 +0200 +Subject: [PATCH] syscalls/epoll_ctl04: add ELOOP to expected errnos + +Kernel commit f2e467a48287 ("eventpoll: Fix semi-unbounded recursion") +added an extra checks for determining the maximum depth of an upwards walk, +which starting with 6.17-rc kernels now hits ELOOP before EINVAL. + +Add ELOOP to list of expected errnos. + +Upstream-Status: Backport from +[https://github.com/linux-test-project/ltp/commit/e84f0689] + +Link: https://lore.kernel.org/ltp/39ee7abdee12e22074b40d46775d69d37725b932.1754386027.git.jstancek@redhat.com/ +Reviewed-by: Andrea Cervesato +Reviewed-by: Petr Vorel +Reviewed-by: Avinesh Kumar +Tested-by: Avinesh Kumar +Signed-off-by: Jan Stancek +[ modify TST_EXP_FAIL2_ARR function parameters ] +Signed-off-by: Li Wang +--- + testcases/kernel/syscalls/epoll_ctl/epoll_ctl04.c | 7 +++++-- + 1 file changed, 5 insertions(+), 2 deletions(-) + +diff --git a/testcases/kernel/syscalls/epoll_ctl/epoll_ctl04.c b/testcases/kernel/syscalls/epoll_ctl/epoll_ctl04.c +index 955959b6b26..feb49623b15 100644 +--- a/testcases/kernel/syscalls/epoll_ctl/epoll_ctl04.c ++++ b/testcases/kernel/syscalls/epoll_ctl/epoll_ctl04.c +@@ -51,13 +51,16 @@ static void cleanup(void) + + static void verify_epoll_ctl(void) + { ++ const int exp_errnos[] = {EINVAL, ELOOP}; ++ + new_epfd = epoll_create(1); + if (new_epfd == -1) + tst_brk(TBROK | TERRNO, "fail to create epoll instance"); + + events.data.fd = epfd; +- TST_EXP_FAIL(epoll_ctl(new_epfd, EPOLL_CTL_ADD, epfd, &events), EINVAL, +- "epoll_ctl(..., EPOLL_CTL_ADD, ...) with number of nesting is 5"); ++ TST_EXP_FAIL2_ARR(epoll_ctl(new_epfd, EPOLL_CTL_ADD, epfd, &events), ++ exp_errnos, ++ "epoll_ctl(..., EPOLL_CTL_ADD, ...) with number of nesting is 5"); + SAFE_CLOSE(new_epfd); + } + diff --git a/meta/recipes-extended/ltp/ltp_20240129.bb b/meta/recipes-extended/ltp/ltp_20240129.bb index 18c6439283..ec31c98544 100644 --- a/meta/recipes-extended/ltp/ltp_20240129.bb +++ b/meta/recipes-extended/ltp/ltp_20240129.bb @@ -31,6 +31,7 @@ SRC_URI = "git://github.com/linux-test-project/ltp.git;branch=master;protocol=ht file://0001-scenario_groups-default-remove-connectors.patch \ file://0001-sched_stress-Use-time_t-instead-of-long-for-type.patch \ file://0001-cve-2015-3290-Disable-AVX-for-x86_64.patch \ + file://0001-syscalls-epoll_ctl04-add-ELOOP-to-expected-errnos.patch \ " S = "${WORKDIR}/git"