From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B3C23C433E6 for ; Thu, 21 Jan 2021 14:42:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 78A1122248 for ; Thu, 21 Jan 2021 14:42:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728864AbhAUOmD (ORCPT ); Thu, 21 Jan 2021 09:42:03 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:32870 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731094AbhAUOk5 (ORCPT ); Thu, 21 Jan 2021 09:40:57 -0500 Received: from pps.filterd (m0098409.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 10LEZKG5078285; Thu, 21 Jan 2021 09:39:50 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id; s=pp1; bh=Hg8O/3NyPyD1b0SsDnsMlBAxCup8B3TJKtL7UarxjVY=; b=T4uVCSw30SYYkD7k/mson9qUmit8Rt98EQ9whjDa5fuSz0knTSnSlfZU95vmA8Zys4Mb q3x1Eo2ZwsdxrYn0qcLfFid8qCoUgTFHOjuUoCU+PGokX/WTjSSe2gsM4l3zT/ZqKomV qoOgbbYgfkWiHrCLkqQNQqPhKlaBbzwmH5zg3B66kXxCxLacyLh95KAVlfJS+9sb2fN/ DXz4Gtnda0z7PldX/UvGLSwdwHgMaWcpy8XgDssmxuVI/WUU9i/gxGRTaH7hPWv6Lgqs oDn8XIjmPr8Ba6PCc8SpdjXG0xhfcM1f+iQNILwXEIDJcb09XUCtBV1B9P0kwnA77RnY kg== Received: from ppma04fra.de.ibm.com (6a.4a.5195.ip4.static.sl-reverse.com [149.81.74.106]) by mx0a-001b2d01.pphosted.com with ESMTP id 367ax59jjt-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 21 Jan 2021 09:39:50 -0500 Received: from pps.filterd (ppma04fra.de.ibm.com [127.0.0.1]) by ppma04fra.de.ibm.com (8.16.0.42/8.16.0.42) with SMTP id 10LEcia8007814; Thu, 21 Jan 2021 14:39:48 GMT Received: from b06cxnps4074.portsmouth.uk.ibm.com (d06relay11.portsmouth.uk.ibm.com [9.149.109.196]) by ppma04fra.de.ibm.com with ESMTP id 3668pj8wp0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 21 Jan 2021 14:39:48 +0000 Received: from d06av25.portsmouth.uk.ibm.com (d06av25.portsmouth.uk.ibm.com [9.149.105.61]) by b06cxnps4074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 10LEdjQB46924250 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 21 Jan 2021 14:39:45 GMT Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 9DD1B11C04A; Thu, 21 Jan 2021 14:39:45 +0000 (GMT) Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8C97A11C04C; Thu, 21 Jan 2021 14:39:45 +0000 (GMT) Received: from tuxmaker.boeblingen.de.ibm.com (unknown [9.152.85.9]) by d06av25.portsmouth.uk.ibm.com (Postfix) with ESMTPS; Thu, 21 Jan 2021 14:39:45 +0000 (GMT) Received: by tuxmaker.boeblingen.de.ibm.com (Postfix, from userid 55390) id 0B140E1FBD; Thu, 21 Jan 2021 15:39:45 +0100 (CET) From: Sven Schnelle To: Stephen Rothwell Cc: Linux Next Mailing List , Linux Kernel Mailing List , Heiko Carstens , Vasily Gorbik , Christian Borntraeger , Thomas Gleixner , Frederic Weisbecker Subject: Warning with next-20210121 on s390 Date: Thu, 21 Jan 2021 15:39:25 +0100 Message-Id: <20210121143926.21440-1-svens@linux.ibm.com> X-Mailer: git-send-email 2.17.1 X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.343,18.0.737 definitions=2021-01-21_08:2021-01-21,2021-01-21 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 mlxlogscore=493 priorityscore=1501 spamscore=0 adultscore=0 clxscore=1011 phishscore=0 bulkscore=0 mlxscore=0 malwarescore=0 lowpriorityscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101210081 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org there's a warning with linux-next on s390: [ 33.893818] systemd-xdg-autostart-generator[544]: Not generating service for XDG autostart app-at\x2dspi\x2ddbus\x2dbus-autostart.service, startup phases are not supported. [ 54.613344] ------------[ cut here ]------------ [ 54.613702] Late current task rescheduling may be lost [ 54.613709] WARNING: CPU: 0 PID: 574 at linux/kernel/sched/core.c:628 sched_resched_local_assert_allowed+0x86/0x90 [ 54.613714] Modules linked in: [ 54.613717] CPU: 0 PID: 574 Comm: qemu-system-s39 Not tainted 5.11.0-rc4-next-20210121 #2601 [ 54.613721] Hardware name: IBM 3906 M04 704 (z/VM 7.1.0) [ 54.613724] Krnl PSW : 0404e00180000000 0000000000d86bea (sched_resched_local_assert_allowed+0x8a/0x90) [ 54.613730] R:0 T:1 IO:0 EX:0 Key:0 M:1 W:0 P:0 AS:3 CC:2 PM:0 RI:0 EA:3 This is because of a non-obvious merge conflict between 56e62a737028 ("s390: convert to generic entry") and 845f44e8ef28 ("sched: Report local wake up on resched blind zone within idle loop"). Can you include the attached patch into linux-next? Thanks, Sven