{"id":2223083,"url":"http://patchwork.ozlabs.org/api/1.0/patches/2223083/?format=json","project":{"id":59,"url":"http://patchwork.ozlabs.org/api/1.0/projects/59/?format=json","name":"Linux Test Project development","link_name":"ltp","list_id":"ltp.lists.linux.it","list_email":"ltp@lists.linux.it","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20260414114758.7xtei7hyddxu2fic@lida.tpb.lab.eng.brq.redhat.com>","date":"2026-04-14T11:47:58","name":"Avoid syscall param ioctl(generic) points to uninitialised byte(s)","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"33a63d1e504740f5eb5e8926094f80d7d6b47653","submitter":{"id":88822,"url":"http://patchwork.ozlabs.org/api/1.0/people/88822/?format=json","name":"Martin Cermak","email":"mcermak@redhat.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/ltp/patch/20260414114758.7xtei7hyddxu2fic@lida.tpb.lab.eng.brq.redhat.com/mbox/","series":[{"id":499824,"url":"http://patchwork.ozlabs.org/api/1.0/series/499824/?format=json","date":"2026-04-14T11:47:58","name":"Avoid syscall param ioctl(generic) points to uninitialised byte(s)","version":1,"mbox":"http://patchwork.ozlabs.org/series/499824/mbox/"}],"check":"fail","checks":"http://patchwork.ozlabs.org/api/patches/2223083/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","ltp@lists.linux.it"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","ltp@picard.linux.it"],"Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=lists.linux.it header.i=@lists.linux.it\n header.a=rsa-sha256 header.s=picard header.b=og1xxori;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=a2fpi+Me;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.linux.it\n (client-ip=213.254.12.146; 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boundary=\"wqu2qa3o3lnlgqdn\"","Content-Disposition":"inline","X-Spam-Status":"No, score=0.1 required=7.0 tests=DKIM_SIGNED,DKIM_VALID,\n DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_PASS,SPF_PASS shortcircuit=no\n autolearn=disabled version=4.0.1","X-Spam-Checker-Version":"SpamAssassin 4.0.1 (2024-03-25) on in-5.smtp.seeweb.it","X-Virus-Scanned":"clamav-milter 1.0.9 at in-5.smtp.seeweb.it","X-Virus-Status":"Clean","Subject":"[LTP] Avoid syscall param ioctl(generic) points to uninitialised\n byte(s)","X-BeenThere":"ltp@lists.linux.it","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"Linux Test Project ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","From":"Martin Cermak via ltp ","Reply-To":"Martin Cermak ","Errors-To":"ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it","Sender":"\"ltp\" "},"content":"Hi folks,\n\none more nit re uninitialised bytes attached.\n\nThanks,\nMartin\nFrom b81924101f441d7f2103197c8b81a38e8920fda4 Mon Sep 17 00:00:00 2001\nFrom: Super User \nDate: Wed, 20 Jan 2038 01:08:34 -0500\nSubject: [PATCH] Avoid syscall param ioctl(generic) points to uninitialised\n byte(s)\n\nlib/tst_clocks.c: fix uninitialized memory in run() Reproducible\n using userfaultfd01.\n\nSigned-off-by: Martin Cermak \n---\n testcases/kernel/syscalls/userfaultfd/userfaultfd01.c | 4 ++--\n 1 file changed, 2 insertions(+), 2 deletions(-)","diff":"diff --git a/testcases/kernel/syscalls/userfaultfd/userfaultfd01.c b/testcases/kernel/syscalls/userfaultfd/userfaultfd01.c\nindex 7368d3863..d24766e7c 100644\n--- a/testcases/kernel/syscalls/userfaultfd/userfaultfd01.c\n+++ b/testcases/kernel/syscalls/userfaultfd/userfaultfd01.c\n@@ -92,8 +92,8 @@ static void *handle_thread(void)\n static void run(unsigned int i)\n {\n \tpthread_t thr;\n-\tstruct uffdio_api uffdio_api = {};\n-\tstruct uffdio_register uffdio_register;\n+\tstruct uffdio_api uffdio_api = {0, };\n+\tstruct uffdio_register uffdio_register = {0, };\n \tstruct tcase *tc = &tcases[i];\n \n \tif (tc->kver == AFTER_5_11 && kver == BEFORE_5_11)\n","prefixes":[]}