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=unavailable 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 A1382C433E0 for ; Thu, 4 Mar 2021 14:30:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 657BF64F31 for ; Thu, 4 Mar 2021 14:30:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231352AbhCDOaN (ORCPT ); Thu, 4 Mar 2021 09:30:13 -0500 Received: from mail-il1-f198.google.com ([209.85.166.198]:38017 "EHLO mail-il1-f198.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231226AbhCDO3r (ORCPT ); Thu, 4 Mar 2021 09:29:47 -0500 Received: by mail-il1-f198.google.com with SMTP id o7so17886825ilt.5 for ; Thu, 04 Mar 2021 06:29:32 -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=+kcrwDzNNHcCwSp7vaCGNHpSpPV6e8DUvjBhwiEP8pU=; b=QvlN2zTIba6di0z/QvX+YXKC7e7fTpgxu34Nf2ygnK3Q4xaNCVa5+Bpoi/8jN2et32 pIWWvzyD9Sfr6UTN+b/Eznez9qxAjT3IZ0WrJu+jyGJ+grgsBYOEZdDG3R3p5t6SpwIg cTeNari8ma/QvlIB+qJ4AgrQlxw5RKaXWydS5maHldDYfvTrvEl9QyKfeV5UdyuoXMkQ ZVXfNDuFdaWZhBM9jhU1NwEho5xI4dwPNrpNEnGjPfCOE8WBMQ6gR0xlKK5ys4Vpq0dI rY/99n577FTZIsVr5yhwQj8DUicj2oYxEMCrak+5KHSzYHGUxoBhWF/ve17YwQL9Clvu /MGA== X-Gm-Message-State: AOAM531oT4rJVPDPuKSLgSEWFnP9PSq8KauDilp7GD+EmiCn6jcOcvji eGV6SfzgLENIZldxCnM5aA0C76K3JUHEw/slqPQCYaikPoj1 X-Google-Smtp-Source: ABdhPJzJnSKr1pWXAFbJrRBB8V9CltBDMNX/c17YuUTYDXIwLV1cTTAvSc+KIpn15cTGHwMS5UEGEbdw2dURRxZ9663vlJyC/w8d MIME-Version: 1.0 X-Received: by 2002:a5d:818b:: with SMTP id u11mr3615979ion.59.1614868146643; Thu, 04 Mar 2021 06:29:06 -0800 (PST) Date: Thu, 04 Mar 2021 06:29:06 -0800 In-Reply-To: <0000000000004dbaa505a5a165f7@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000003d692a05bcb6ca26@google.com> Subject: Re: WARNING in carl9170_usb_submit_cmd_urb/usb_submit_urb From: syzbot To: andreyknvl@google.com, brookebasile@gmail.com, chunkeey@googlemail.com, davem@davemloft.net, gregkh@linuxfoundation.org, ingrassia@epigenesys.com, jack@suse.cz, kuba@kernel.org, kvalo@codeaurora.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, tytso@mit.edu, yi.zhang@huawei.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org syzbot has bisected this issue to: commit 6a66a7ded12baa6ebbb2e3e82f8cb91382814839 Author: zhangyi (F) Date: Thu Feb 13 06:38:20 2020 +0000 jbd2: move the clearing of b_modified flag to the journal_unmap_buffer() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14bd498ed00000 start commit: f69d02e3 Merge tag 'misc-5.12-2021-03-02' of git://git.ker.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=16bd498ed00000 console output: https://syzkaller.appspot.com/x/log.txt?x=12bd498ed00000 kernel config: https://syzkaller.appspot.com/x/.config?x=e0da2d01cc636e2c dashboard link: https://syzkaller.appspot.com/bug?extid=9468df99cb63a4a4c4e1 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11770346d00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17be69ccd00000 Reported-by: syzbot+9468df99cb63a4a4c4e1@syzkaller.appspotmail.com Fixes: 6a66a7ded12b ("jbd2: move the clearing of b_modified flag to the journal_unmap_buffer()") For information about bisection process see: https://goo.gl/tpsmEJ#bisection