From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f179.google.com (mail-il1-f179.google.com [209.85.166.179]) (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 5A38622097 for ; Sat, 5 Apr 2025 11:46:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.179 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743853585; cv=none; b=QMg6UfRXT7uC5qwZ4Ki6TBe/NYzccTL3hBbk/aOP85MlM+zDmBKg5u2+4Bp1vAR82eXnfPnCr1TNiEsKwpS+LlOrxix67XKxEUg+IPrc2oJJh4pUgbO/Hcr2eaX0S8v4q2T0tKZ0vY8hoATDHIMT+C813DVuC+kPrUWLDBp4YZ8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743853585; c=relaxed/simple; bh=E3cJzFO09HHlBuLQngMYyTEI3wsR9XGMgQn5Osybd8w=; h=Message-ID:Date:MIME-Version:Subject:To:References:From: In-Reply-To:Content-Type; b=UkiUMLsNhGS3KFq0qitdyzwQkTGjqk0efULItn/FnKXYXRwtAujCZOVYCw9fowsXFyZn/onOiwaKhgnQ11VVzUHJ8QuRmOqSVUldXGqcNu622eu2ueh6hyxFI0ryQecmyHgqPdW2AkhvfCw07L3ehgG08tZxT14SjeCbGhQ3rAY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk; spf=pass smtp.mailfrom=kernel.dk; dkim=pass (2048-bit key) header.d=kernel-dk.20230601.gappssmtp.com header.i=@kernel-dk.20230601.gappssmtp.com header.b=gpxvxE6N; arc=none smtp.client-ip=209.85.166.179 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kernel.dk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel-dk.20230601.gappssmtp.com header.i=@kernel-dk.20230601.gappssmtp.com header.b="gpxvxE6N" Received: by mail-il1-f179.google.com with SMTP id e9e14a558f8ab-3d442a77a03so8399695ab.1 for ; Sat, 05 Apr 2025 04:46:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20230601.gappssmtp.com; s=20230601; t=1743853580; x=1744458380; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:content-language :references:to:subject:user-agent:mime-version:date:message-id:from :to:cc:subject:date:message-id:reply-to; bh=dHH9C4N5IBPt5oRyziyD2Fv2/x4KMGs0avXPaT06lvw=; b=gpxvxE6NN9k6hxgcy9R1XtP3QqcAlPUBAG/v6HI7Apy73VZNbziBjjSs82oO0kHoe5 GiB28JMDNiBTuLj9UguxL6+cVVH84MCvzTQpOml3nqu2IPonJoJ0RVKXdsot5xvU2myF tZvCTD3wJ/x8938grP0BG7y1I/hcmxVnE2qzs+3GaHzc7DvCQ7/1xX8MeCyIlKJxnjuN JCqk0P/RR1B4EI6S+GaSXiI0nkSBc/zc7rECDAxBeK+mSrHW4Wk2P7I1je/q7sAGEk99 lHVv96kiE87DaN1p9YfAc5HGYoDUOoGJxH4zQXBz6kieiHmR4l2BT2sVk9zv72BFDi2O DhGg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1743853580; x=1744458380; h=content-transfer-encoding:in-reply-to:from:content-language :references:to:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=dHH9C4N5IBPt5oRyziyD2Fv2/x4KMGs0avXPaT06lvw=; b=xDKziv3c//fBedRdBmRz0vq99SqHvA2DdnG5haQHxVJKpZYcnAS9E5/Y0lq4VWAK6K qym+BH1KZwU7LhIej45Xyj7Uh5GTsM7J3gsMG6UM/ELolUhOX06lv6EilQhx8ulcDkqh b9Gqy8ly/9takuvlCke/g/ZEUdO5yLJTg3ofB4IGwzxvRj+Ccil+1U3kRwDHZpB4QDs+ 0CnX66fYAML3c5arZdOK+8EuRvR3CUSa92ZFJRBa2e2zfd9Drv5mqIXpwVmlDHkw5GXt fliuaZNCU3q5xh/2a78tNU9GyDtUZ7uDP+r/Z7p8Z1snco2tQVEAea5Qhl8MkC+Mb5xj IvaQ== X-Forwarded-Encrypted: i=1; AJvYcCX4RlmvgqaXc4A4hJQUnIM+dYeJvtHJPERVaFBMdfzw7iXPuexs9PWUwcPfaEj3cAjIyVTv/2yH/A==@vger.kernel.org X-Gm-Message-State: AOJu0YwqeKioHG+sbt7tDvaM5htzfQNaKMecK0Z1b59CDJG3jf6ncKmb fF+UlCoXEcvHXIrj2KMW4K+UHxoNkMcuEx4apA7nq6TvS90sEv8SU1FF+eNCMHU= X-Gm-Gg: ASbGncu+2wJRSUCHG+rCVLnuJGuvalWF+pyK84chNAvb8/nrLd51h6uk5JDjpmshLPs j77WMR2osJm4CZVbuez9VkkuJv4iGr29p5tWfdWp7wiNckB9nAbSsUN//Zbonfe0NA2fKZx1aWB XbqRUqIs5OztB+/fRqdmXiTRRV5nPM9HrEBMQCSzUPROOXY96hYu22xqn7fEFyCEwblLOHFbGOi LgvilydQjFOZCHunEcqcsRCVRp6UBdX7TnVAWIquQMpsbYjPp37XYWcLVFUAA3GES9ZBSPpHi3G u2KuyLemaSr7smIvjOYZIjZI1pPXOkbTRWHIHqIS2Q== X-Google-Smtp-Source: AGHT+IEz7a+AUeoKGFZJv6A4BD3/TV3i+nexKQiCSL2XlPf9+gyFp+g4JfLTGFfUvvHvAzp0z8yiKg== X-Received: by 2002:a05:6e02:152a:b0:3d3:d994:e92e with SMTP id e9e14a558f8ab-3d6e5876fa9mr59647335ab.17.1743853580162; Sat, 05 Apr 2025 04:46:20 -0700 (PDT) Received: from [192.168.1.150] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id 8926c6da1cb9f-4f4b5c2e0a8sm1286698173.14.2025.04.05.04.46.18 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 05 Apr 2025 04:46:19 -0700 (PDT) Message-ID: <67159ae6-3dd9-4d40-a6b1-643d18e8b3a1@kernel.dk> Date: Sat, 5 Apr 2025 05:46:18 -0600 Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [syzbot] [io-uring?] INFO: task hung in io_wq_put_and_exit (4) To: syzbot , asml.silence@gmail.com, io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com References: <67f06309.050a0220.0a13.0226.GAE@google.com> Content-Language: en-US From: Jens Axboe In-Reply-To: <67f06309.050a0220.0a13.0226.GAE@google.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 4/4/25 4:54 PM, syzbot wrote: > Hello, > > syzbot has tested the proposed patch but the reproducer is still triggering an issue: > unregister_netdevice: waiting for DEV to become free > > unregister_netdevice: waiting for batadv0 to become free. Usage count = 3 Guess there's some mainline issue causing these failures... Let's try on a 6.14 base: #syz test: git://git.kernel.dk/linux.git syztest -- Jens Axboe