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[2620:137:e000::1:20]) by mx.google.com with ESMTP id ds14-20020a170907724e00b00770d9e664f8si9103061ejc.152.2022.10.31.06.04.06; Mon, 31 Oct 2022 06:04:33 -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 S231162AbiJaLv2 (ORCPT + 98 others); Mon, 31 Oct 2022 07:51:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48626 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230185AbiJaLvZ (ORCPT ); Mon, 31 Oct 2022 07:51:25 -0400 Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8A4E0EE11 for ; Mon, 31 Oct 2022 04:51:24 -0700 (PDT) Received: by mail-io1-f70.google.com with SMTP id y5-20020a056602120500b006cf628c14ddso1444728iot.15 for ; Mon, 31 Oct 2022 04:51:24 -0700 (PDT) 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=haYtoHZzLu1c3fU5UhA6SNsl7G50nkj72w4dRbQTGJY=; b=ldQzHtyMBEJuxFysLPf1fJb8boj9wmpbH9wUsCKvL5L1Gq+2PYW2EuK4NJOkk5bOjC FJwicQQYHAH4NktuvEYc8635UGcdPdjP5kBdVcXO+kbwqkscg+moGgeXc3ksrJnkGfri J/D4snwRQ/z5rF6YQ1Ew7CemdX4ahGt4Z9rahmp9405jXG0DDqnahQuqXB7RUGBeEcci EhjY1fWQOqckY0mfdwxYqOnk8TWBloXxQ3+4Vy6//dZuoWBWZRAdgmPZnJhL6HCDoASV 8sSPOJlEZCXXJJfBKXcXEZ2YShNW8I5KqIhSQx+7dIXnal1LTsYGn4Q69d6o+4VTVmYa bqKA== X-Gm-Message-State: ACrzQf2EuKXtSIkwcn9az/dib4fc3AnDZ2SlXNpuULhh9zoQfV4qBEsM /amm6xHUboucBynHl0o2v1sLORt9uA07Coc2Q/zkyMWGogcy MIME-Version: 1.0 X-Received: by 2002:a05:6638:388c:b0:370:cb35:edfd with SMTP id b12-20020a056638388c00b00370cb35edfdmr7330870jav.181.1667217082694; Mon, 31 Oct 2022 04:51:22 -0700 (PDT) Date: Mon, 31 Oct 2022 04:51:22 -0700 In-Reply-To: <0000000000000d9d6f05ec498263@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000fa42c105ec5339ec@google.com> Subject: Re: [syzbot] WARNING in btrfs_space_info_update_bytes_may_use From: syzbot To: akpm@linux-foundation.org, clm@fb.com, dsterba@suse.com, hch@lst.de, josef@toxicpanda.com, linmiaohe@huawei.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, torvalds@linux-foundation.org, willy@infradead.org Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=0.9 required=5.0 tests=BAYES_00,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-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 0c7c575df56b957390206deb018c41acbb412159 Author: Matthew Wilcox (Oracle) Date: Wed Feb 24 20:01:52 2021 +0000 mm/filemap: remove dynamically allocated array from filemap_read bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=119e21b6880000 start commit: b229b6ca5abb Merge tag 'perf-tools-fixes-for-v6.1-2022-10-.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=139e21b6880000 console output: https://syzkaller.appspot.com/x/log.txt?x=159e21b6880000 kernel config: https://syzkaller.appspot.com/x/.config?x=a66c6c673fb555e8 dashboard link: https://syzkaller.appspot.com/bug?extid=8edfa01e46fd9fe3fbfb syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17db9ab1880000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=124e21b6880000 Reported-by: syzbot+8edfa01e46fd9fe3fbfb@syzkaller.appspotmail.com Fixes: 0c7c575df56b ("mm/filemap: remove dynamically allocated array from filemap_read") For information about bisection process see: https://goo.gl/tpsmEJ#bisection