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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 10A15C4332F for ; Thu, 17 Nov 2022 07:26:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239302AbiKQH00 (ORCPT ); Thu, 17 Nov 2022 02:26:26 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60168 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234615AbiKQH0Y (ORCPT ); Thu, 17 Nov 2022 02:26:24 -0500 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3A3E14299B for ; Wed, 16 Nov 2022 23:26:24 -0800 (PST) Received: by mail-il1-f198.google.com with SMTP id a15-20020a056e0208af00b00300806a52b6so717402ilt.22 for ; Wed, 16 Nov 2022 23:26:24 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=rPPkD9xqKnwp/YGjdMZVDWgGrC9/htEwoZFuymgo5P4=; b=bM+EYcKr9P9MW81WY5y0ov88tgSdIdgxwWtEfJS3RbJ6EZGqb8V6WKPXk1BS6STrgz tH779Xqq+POBv5OCj44kXugtDIegbqpHB9Z23pJulmbeOSMT/5ZH+n7QbagDSLK52G5S G8XcPWDzvSAaBok44qbDUmrOG3fAplDsOz9EumzhbiX4YO9bedeBfmfyyxWpy5qcrF12 s7WnOs5dPUXmoUU/41YbVVQW5RPtkfbcXuVd4cMGoUD+spgLkvRfpmFuYky7bLcvKBjz 3jpzDDGLyp96LtJ9i99zQL1mxDQ3DkPnIKzC/inA0Bb6fwVpMuGKt+jDgfHKRI5dsqLq E6DQ== X-Gm-Message-State: ANoB5pmI6327bavje165DQBfB9+u95kQFMwK1MzEeukaGYBMbpv0o4X/ rmZqsAgop16azSy/Hjxp+HSdZpasfpKzbTlb/nvvOFdJSZNr X-Google-Smtp-Source: AA0mqf5y/RluP/QBFQd6C1C7ZYqv72TGmOA4tDOZRPmkadLuAmV6rAYdlmAaQg7n8lWosrmirqFP+rTsKvul43RVyp+thnTMwE9F MIME-Version: 1.0 X-Received: by 2002:a5d:88c3:0:b0:6d6:5fe4:8212 with SMTP id i3-20020a5d88c3000000b006d65fe48212mr828952iol.180.1668669983607; Wed, 16 Nov 2022 23:26:23 -0800 (PST) Date: Wed, 16 Nov 2022 23:26:23 -0800 In-Reply-To: <000000000000385cbf05ea3f1862@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000009ed19b05eda581e7@google.com> Subject: Re: [syzbot] general protection fault in kernfs_get_inode From: syzbot To: akpm@linux-foundation.org, andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, brauner@kernel.org, gregkh@linuxfoundation.org, kafai@fb.com, linux-kernel@vger.kernel.org, lk@c--e.de, martin.lau@linux.dev, peterx@redhat.com, shy828301@gmail.com, syzkaller-bugs@googlegroups.com, tj@kernel.org, yosryahmed@google.com, zokeefe@google.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot suspects this issue was fixed by commit: commit c6a7f445a2727a66fe68a7097f42698d8b31ea2c Author: Yang Shi Date: Wed Jul 6 23:59:20 2022 +0000 mm: khugepaged: don't carry huge page to the next loop for !CONFIG_NUMA bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=179cadcd880000 start commit: 55be6084c8e0 Merge tag 'timers-core-2022-10-05' of git://g.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=df75278aabf0681a dashboard link: https://syzkaller.appspot.com/bug?extid=534ee3d24c37c411f37f syz repro: https://syzkaller.appspot.com/x/repro.syz?x=150adc52880000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=149d9584880000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: mm: khugepaged: don't carry huge page to the next loop for !CONFIG_NUMA For information about bisection process see: https://goo.gl/tpsmEJ#bisection