Received: by 2002:a05:6358:11c7:b0:104:8066:f915 with SMTP id i7csp1836689rwl; Sun, 26 Mar 2023 10:01:11 -0700 (PDT) X-Google-Smtp-Source: AKy350bNx+O3xOsobOi+DLzBuUDUmK7YOYsRkk5n8pPc9jShbIOV7haY1QcLa5n1Pe6YtlaJI4eJ X-Received: by 2002:a62:585:0:b0:627:ea74:3484 with SMTP id 127-20020a620585000000b00627ea743484mr7874921pff.22.1679850071302; Sun, 26 Mar 2023 10:01:11 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1679850071; cv=none; d=google.com; s=arc-20160816; b=VTcOi6M9DZiKP1Lwfg+LTCsLokwxFNWQePfwEcNZiSFFI8vZupx1G4ebRAqioB1brf hbD2Hp+1sYAaam5JFZ/Z7gebo1wfPLLhbu/gnuEHzbs/Dfen+dDDoEKBBwMy9fw4ZsLQ yurApt/UmGBwOMZ2ge5OL6Vd+a/wqoYS23jrqYUXMTDkWB76sPSV1F4lmNj8hKUvOcDZ CumfZkhDf+mePtifEucPwmXApxYwf1noVIfEH4UQC5NjPr8AsLZ/FiH+hUutP1sgBcvG f2JRGxw8cBTM8OBt4bCsoktO1AkU55GvH9MrzcoAwaVR3OhduC+CnuNuu31Cj4tHJD+j tJJg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:to:from:subject:message-id:in-reply-to:date :mime-version; bh=vq3vDhPKDyeaes7/yEj7BE2fi8mRxBSHslw2Y4HzVzo=; b=PHsl+aSagF3hWNckjG2P/Ilqu7vnUXGTOG8gDKqenl6sTNjCnCAua1Dxo0CyjCIRe1 X/C2MuBQJvJqA0tkIKxG2/2lVcwgq6yKiptf632JRqmNBIu/LN8ALRL4a+oCjQ0h60zN tK15twxRL48lIc9pH0LhZclJjgub9+Y/t/JVM9BPGQn3kNUrCKEc9ySC73lrEt+SZDvl DqOm1mT8eG9g7T2Tsm/FltJDfMTctnoGG43pUdnR10WYAbKPf0ZxVzT2UWp7ezzGvJGW Qs0n7W08CwhWAnJ9cutSKKaLMKTSOMuxJWzTkNbovPUwKO2TFNamDzHD7X/d0YUaEDLr XfSA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id q6-20020a056a0002a600b00590712dd84bsi24781329pfs.81.2023.03.26.10.00.58; Sun, 26 Mar 2023 10:01:11 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232377AbjCZQ61 (ORCPT + 99 others); Sun, 26 Mar 2023 12:58:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45790 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229601AbjCZQ6Z (ORCPT ); Sun, 26 Mar 2023 12:58:25 -0400 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 116EA4EF7 for ; Sun, 26 Mar 2023 09:58:24 -0700 (PDT) Received: by mail-il1-f198.google.com with SMTP id a17-20020a921a11000000b00325f9878441so1517257ila.7 for ; Sun, 26 Mar 2023 09:58:24 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1679849903; 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=vq3vDhPKDyeaes7/yEj7BE2fi8mRxBSHslw2Y4HzVzo=; b=5LZTef+QWH2fP9qtutXwlOHoPvVYLNQDwRdC6adkr5yD7JlkkbELa98gbGbz/KWwIK o9iFbH4L0lk3L0TcglfTzL7DjV462Cdavlq2IeQeGhhdnd4grV99mXiAWayFN8DnsYoC TFTAir24RVEqyhThY5J69IjIrTH8wkvj3n23xQcvV0+Ytqd4AvqIDKMouOkBuyqjkwML p1lpZWi4qNP6XGD7qUi15PoytILSWasXWGEXVspDnovnhesdLR7B1KntERHnRpG0NjJH /m2bQSZ/c9o7N2nJHQdLgQPB7oP666aqtaKsNk4c/4lK+Wak40XXQhyTW43GU09lANJQ tzeA== X-Gm-Message-State: AAQBX9eGSxWSOL42Va4gfFL2+njwWdszIsHu/fJi49b4a3mMcm1wRlm8 i3LeAO/S4M4HeJSauM3iu3b0CVQ1Ay/MLQE9deT6QkagUWiD MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1a4d:b0:315:3821:b56b with SMTP id u13-20020a056e021a4d00b003153821b56bmr5010047ilv.6.1679849903389; Sun, 26 Mar 2023 09:58:23 -0700 (PDT) Date: Sun, 26 Mar 2023 09:58:23 -0700 In-Reply-To: <0000000000000ac4cc05f6e7f12b@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000c4832e05f7d088c6@google.com> Subject: Re: [syzbot] [f2fs?] INFO: task hung in f2fs_balance_fs From: syzbot To: chao@kernel.org, hdanton@sina.com, jaegeuk@kernel.org, jiayang5@huawei.com, linux-f2fs-devel@lists.sourceforge.net, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=3.1 required=5.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2, SORTED_RECIPS,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Level: *** X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this issue to: commit 10d0786b39b3b91c4fbf8c2926e97ab456a4eea1 Author: Jia Yang Date: Wed Jul 14 07:46:06 2021 +0000 f2fs: Revert "f2fs: Fix indefinite loop in f2fs_gc() v1" bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13426789c80000 start commit: 4bdec23f971b Merge tag 'hwmon-for-v6.3-rc4' of git://git.k.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=10c26789c80000 console output: https://syzkaller.appspot.com/x/log.txt?x=17426789c80000 kernel config: https://syzkaller.appspot.com/x/.config?x=ea09b0836073ee4 dashboard link: https://syzkaller.appspot.com/bug?extid=8b85865808c8908a0d8c syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1320ef41c80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=100b561ec80000 Reported-by: syzbot+8b85865808c8908a0d8c@syzkaller.appspotmail.com Fixes: 10d0786b39b3 ("f2fs: Revert "f2fs: Fix indefinite loop in f2fs_gc() v1"") For information about bisection process see: https://goo.gl/tpsmEJ#bisection