From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 69C3D1442FE for ; Tue, 4 Jun 2024 23:26:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717543566; cv=none; b=dKg5WGIHbwRcJqoF5NJ5Q+4BwKH2E0KG0LzyOYHcVdkIM8CHfSu+D9mKUpCwFCLpbX7+7sCpTeqmm1ojL4+OSfI+7BRT7sUokQwvMW9QF3fviahgfVvlolny4GGWxrkIplokCg/aLCchjHYb/lUvZXKaMPCTxiIh4pKnswfJ/O4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717543566; c=relaxed/simple; bh=uOxO572PIMYk4UD1AMdP6QiZNSv5xA+cPBiAG1f4D1I=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=ZYrwhAGEMRNsVQlRAJ3GfCsCDX5tm7KvovZk03wG2aIklZVm9UhAycpNrkUMcDR+2RrB4d4weH/mStF/of2evEioMTkgKqlatl0ppiSzgp0mWhySAK8yWcsogxyLHbp8mqa8I2zFFAx1dCbn4qCMBIwe38n5wpH5e2RVJ/wL1j4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.69 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-io1-f69.google.com with SMTP id ca18e2360f4ac-7e6e4a83282so725093639f.2 for ; Tue, 04 Jun 2024 16:26:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717543564; x=1718148364; 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=i6eAuVeWTDMsF1yEe0WIVH8Cs9Fqf92OWhWU5p1no/4=; b=Z5lPCgglUHR/pN/aYlSoaPyBShHdRh5PEk6eR+WtQkeaz/C2+wxFRHTeF8vvOcOsYK /efrmryRFBxwg67Cu7lAa6xFa+5ACOYqMS/cF7216RriPYz0pQQ4bwnyXobPlL53CtRu 9eU0NjPZpJpdccO5L7N21a96a2shCbtvbzaPlLyZL3JBAf1qY04dNtBXq5U9c37+UCwN cNNwDRuquIGaSdEPcJ59fBGdvpGBsf5j2Gl5jTRYM6yzsDrFwk7+4iq1cYdtGoCfBPQh f+9WEAFx94cdb2H8cQnjC4Z1ozYKxKlZaseARoZDiCR2MlqtW+/g4n5r9d3dlpOZ+bVG M6Gw== X-Forwarded-Encrypted: i=1; AJvYcCVnFzP3RcGVmbOFllSENL71u6t0zxVkgXBwMYInCClExisWUjP7u8letkxyhwYDCwHa2i9Es0or1R8s9hBrX6ujJn6CjqOl2I/8/KQ= X-Gm-Message-State: AOJu0YycrPR3ipVh9XNtyfELG2hYzhLZ8IVlqdIsW3ec5SQIc59l+Vd2 AxFhHch3RSLlLissrP8bPjaYeyCbZvpUup8/nj8L01erNXJWL69tYfnGyaDKuyUuhlSk/r20T/Y 0GW+P6vzHBT8tHhXS1vkeZ4/RFp/CqiPkhFAMYpQNWZ+nxsVFV6/xdjc= X-Google-Smtp-Source: AGHT+IF5vyONmiDcpL1Vn1ikfQ9FuJdcA7AQfBqFl0c9bGxvp4BtLQVTyajhYTtMfn8Ff5AgREPlf6px3j7XUvVzCm5vX4mikeym Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a92:c261:0:b0:374:a12c:30e0 with SMTP id e9e14a558f8ab-374b1f47739mr473255ab.3.1717543564732; Tue, 04 Jun 2024 16:26:04 -0700 (PDT) Date: Tue, 04 Jun 2024 16:26:04 -0700 In-Reply-To: <0000000000003d63410605a18363@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000100905061a18c63a@google.com> Subject: Re: [syzbot] [usb?] [input?] INFO: task hung in __input_unregister_device (5) From: syzbot To: Henk.Vergonet@gmail.com, dmitry.torokhov@gmail.com, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-usb@vger.kernel.org, linux1394-devel@lists.sourceforge.net, mathieu.desnoyers@efficios.com, mhiramat@kernel.org, o-takashi@sakamocchi.jp, ricardo@marliere.net, rostedt@goodmis.org, rydberg@bitmath.org, syzkaller-bugs@googlegroups.com, usbb2k-api-dev@nongnu.org Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 6b0b708f12d18f9cccfb1c418bea59fcbff8798c Author: Takashi Sakamoto Date: Wed May 1 07:32:38 2024 +0000 firewire: core: add tracepoint event for handling bus reset bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14969a16980000 start commit: e0cce98fe279 Merge tag 'tpmdd-next-6.10-rc2' of git://git... git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=12969a16980000 kernel config: https://syzkaller.appspot.com/x/.config?x=238430243a58f702 dashboard link: https://syzkaller.appspot.com/bug?extid=78e2288f58b881ed3c45 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1318e162980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=122e8eaa980000 Reported-by: syzbot+78e2288f58b881ed3c45@syzkaller.appspotmail.com Fixes: 6b0b708f12d1 ("firewire: core: add tracepoint event for handling bus reset") For information about bisection process see: https://goo.gl/tpsmEJ#bisection