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=-8.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 5C1A5C433E6 for ; Sat, 2 Jan 2021 23:09:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3021B208C3 for ; Sat, 2 Jan 2021 23:09:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726893AbhABXIw (ORCPT ); Sat, 2 Jan 2021 18:08:52 -0500 Received: from mail-io1-f71.google.com ([209.85.166.71]:47821 "EHLO mail-io1-f71.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726904AbhABXIs (ORCPT ); Sat, 2 Jan 2021 18:08:48 -0500 Received: by mail-io1-f71.google.com with SMTP id q21so9686393ios.14 for ; Sat, 02 Jan 2021 15:08:32 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=xiEz0zPMyUpnKzLhYUnlv16mJTBk47GYHjbMemvYGag=; b=pDhY9Csw1+x3tsIbYlAmHalRUh/S3erBlv6RBwJLLshbKg4dVwZMHJ+WvqdyPsj+Ff B+vr8oNEEIh7dETGffi4T/yHgqIPPCEnyogV7laVpoxd7EmePtZO/kKbB0CojfQigWKS YFbg9SeBPhYGbU8RrSldox3pnZasNTQgaFpGq2QLVwdXcI3R6tndbxTI0dftzt4NE3zE YXnKtuNNbCR0WTzqSghGaTTTYVTPjyOSPTO/Y62FezCpzIV+RiDKEWXBhPVYbnZ7ehwg YVpzxOacRdXxYMv+TWbmyweWOrO0+yKDks3m24JMQ0Jv6UFQMUlTbXomARXPxAl9m7rS pP4Q== X-Gm-Message-State: AOAM533n+HL3ghviR2Nx4W7k2LtsCE+g7Zan3378+7n2yJPiiC/j+7MA 0WTSD8sJ6MNgPYQxCYMUgea16+IgPABfeNclBlvDKepxoUwe X-Google-Smtp-Source: ABdhPJw5aPB63tv+UKyWH6P3GLw1/joSnocDf9Va4zkVn9W6ovN0OmH9m4h5GDMUABDOGXo/PpQv9dQg0Tviuv4SPWoyM7fs5DD8 MIME-Version: 1.0 X-Received: by 2002:a92:1508:: with SMTP id v8mr37962807ilk.162.1609628887224; Sat, 02 Jan 2021 15:08:07 -0800 (PST) Date: Sat, 02 Jan 2021 15:08:07 -0800 In-Reply-To: <000000000000880dcc0598bcfac9@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000000b157705b7f2eefd@google.com> Subject: Re: possible deadlock in process_measurement (2) From: syzbot To: akpm@linux-foundation.org, bhe@redhat.com, dmitry.kasatkin@gmail.com, jmorris@namei.org, linux-integrity@vger.kernel.org, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, mike.kravetz@oracle.com, richard.weiyang@linux.alibaba.com, serge@hallyn.com, syzkaller-bugs@googlegroups.com, torvalds@linux-foundation.org, zohar@linux.ibm.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: syzbot suspects this issue was fixed by commit: commit 15a8d68e9dc23dc9def4bd7e9563db60f4f86580 Author: Wei Yang Date: Tue Oct 13 23:56:33 2020 +0000 mm/hugetlb: a page from buddy is not on any list bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13612350d00000 start commit: 1590a2e1 Merge tag 'acpi-5.8-rc3' of git://git.kernel.org/.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=bf3aec367b9ab569 dashboard link: https://syzkaller.appspot.com/bug?extid=18a1619cceea30ed45af syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10c79dbb100000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=169bba3d100000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: mm/hugetlb: a page from buddy is not on any list For information about bisection process see: https://goo.gl/tpsmEJ#bisection