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 A8C64C433EF for ; Wed, 22 Jun 2022 04:37:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1356896AbiFVEhL (ORCPT ); Wed, 22 Jun 2022 00:37:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32920 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1356537AbiFVEhK (ORCPT ); Wed, 22 Jun 2022 00:37:10 -0400 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5C16235842 for ; Tue, 21 Jun 2022 21:37:09 -0700 (PDT) Received: by mail-il1-f200.google.com with SMTP id w7-20020a056e021c8700b002d3bc8e95cbso10433600ill.3 for ; Tue, 21 Jun 2022 21:37:09 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=WGUUiAN9wgqgmgaLmxz5/QjWUxqb/iZbav0ddG9/qxM=; b=lHKEOwMqdwQ8GmwTZ/RShDSNd1TieERlchhG/TQnPUIMKpF96ww/qbCgKbrypE04Fv Bc1r1eVXyGbvsTi9uudw6cODB4gP5ErloXaj8HaGbCCWWpw1FnZhr0VQCBY/iS+sycIP J192jgKt8VvJINAt8WlR07RRv9sQe796MrCy2jwEp2cNH3AzfZR2jYFXIPytIJR15tC0 dqbsfZ9yD+PvKrvcKEKjyuXYaEYjDubFrATg0V6udlx36NIpheXfO23Ul1REWXplODPW +gse6mAybocWLj+psPluRGwh+IzwxMGVGv+BzFWBp+SkoPWAniGjetsHS2KOn4qJl/f3 9vjg== X-Gm-Message-State: AJIora9X7qXgnK9Gc9EbgTpC+uXanCZWY9xRjxAhlwhkurh9aQ+pAnw6 U1ykAlB1EhHrC39rT+WZTm3zBPexN7zQm3s8le/LvUQZXbSw X-Google-Smtp-Source: AGRyM1vc7sXZh7aauZkM8JZvEZJZDVt5NW8TEBYvuQNC9WLxqRQPwVvkC8owL79Qzjil/e5YVyFYVXe55idtE2rXbP9w6urOkpEW MIME-Version: 1.0 X-Received: by 2002:a05:6638:3488:b0:332:2973:be80 with SMTP id t8-20020a056638348800b003322973be80mr1048880jal.6.1655872628113; Tue, 21 Jun 2022 21:37:08 -0700 (PDT) Date: Tue, 21 Jun 2022 21:37:08 -0700 In-Reply-To: <000000000000cf2ece05def394c8@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000cacae905e201e3be@google.com> Subject: Re: [syzbot] INFO: task hung in hci_dev_do_open (2) From: syzbot To: davem@davemloft.net, edumazet@google.com, hdanton@sina.com, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, luiz.dentz@gmail.com, luiz.von.dentz@intel.com, marcel@holtmann.org, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org syzbot has bisected this issue to: commit d0b137062b2de75b264b84143d21c98abc5f5ad2 Author: Luiz Augusto von Dentz Date: Wed Oct 27 23:58:59 2021 +0000 Bluetooth: hci_sync: Rework init stages bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1376c63ff00000 start commit: 38a288f5941e Add linux-next specific files for 20220506 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=10f6c63ff00000 console output: https://syzkaller.appspot.com/x/log.txt?x=1776c63ff00000 kernel config: https://syzkaller.appspot.com/x/.config?x=6f4fbf50aa82985b dashboard link: https://syzkaller.appspot.com/bug?extid=e68a3899a8927b14f863 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=111555fef00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1629b3eaf00000 Reported-by: syzbot+e68a3899a8927b14f863@syzkaller.appspotmail.com Fixes: d0b137062b2d ("Bluetooth: hci_sync: Rework init stages") For information about bisection process see: https://goo.gl/tpsmEJ#bisection