From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f45.google.com (mail-io1-f45.google.com [209.85.166.45]) (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 236A851022 for ; Sun, 2 Nov 2025 02:05:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.45 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762049137; cv=none; b=XQbsbHwpXlW+pXW+u9orOoZqIMA9ZVb7kMQ3DyRBViAqOObqltBIkbfJKnQwxNBTfIoqnQvSiS6ZjxFS5EdMlpgk87/8WhNXwwphZG8xxCocfDXtezWdJTFM0ov3p4CL8XEc/bPvw5OKJ0KsPlwx4XYCgyyO9YlOoO4/TMwelLo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762049137; c=relaxed/simple; bh=5JNqMVBy4glto3/E447gOut+UiSy2POuFSmwlFR+QCU=; h=Message-ID:Date:MIME-Version:Subject:To:References:From: In-Reply-To:Content-Type; b=YPrI2G4Rva1T8nWy+wS7ysY5KSpYP9U4ajP2rJUzZGLaIbtXYzM+3zbkVJcyN5OtYq2oBiRy3V7SzdnfRxDanzVbNWXJs9xTyXZT9honnV5P7KSSTLJGxPLX9XNfYE57XrbMPfiSU3j1c1Ag7uTIefHx4+N/cOV/ZvCI4dRFFlI= 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=1jpKEx8q; arc=none smtp.client-ip=209.85.166.45 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="1jpKEx8q" Received: by mail-io1-f45.google.com with SMTP id ca18e2360f4ac-9482ba6fc24so144944339f.2 for ; Sat, 01 Nov 2025 19:05:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20230601.gappssmtp.com; s=20230601; t=1762049134; x=1762653934; 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=Gu2n0sHcfbeAOZk71KmAbrhzHpdNeix6s3INTo4MZbU=; b=1jpKEx8qSUOYaLvZCRpSI+0aPFcj5tm8Oy/QsXkLYSaWJT8BhFR897b38/aPIouTRE 9desOywGtUszRuaqPnCto+7020FHt+UWuC4DZJtcwvpNTkYhMQ7onWLA48ixJh7KFgx/ ZjQGe43O6K+/qkq5ECHo1lGKVO++M8B3/TIXgfVJ615GuIq/lajUF3XOI8uO0185mfbm i+Q7HDqUKjd+bEdas4BiB80TmD6QhK+Q0Tyo/U3CQiCDcmItBk6/yz/4k9Mj8JybECAU a8gI5FFuL18LLO+o2u0fvge7Xk4e3aMjNQ1KkoKOPPFkX7EorcMry8liMD5jbtR5Jc2l fyiQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1762049134; x=1762653934; 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=Gu2n0sHcfbeAOZk71KmAbrhzHpdNeix6s3INTo4MZbU=; b=v/1RhqeMXimXF9GzcgLRDIT+vIQQg1Ws6mL6uNZjPnU469tyMWmj93b4e0QsayRwAv gIOJ1A5mXR6jq1SNyZoz2qyw0na6bFRmF9HnuF1SQe1jnbEEtNiX46pElDTt7mfapawP 1WB2mV4RV1tp6csQFg8O1YyP6H/qiPEmtHXcVKVA23HxxKD+macM0ijUpFcxmFG+EWxY Tc2rfC5HJ3QMa0o/opKsLKS3lmFYUK9uiROCKXeBSO/yrAHu2NXq3sfnNzCWkJFNG2TJ zXzSJT6ilMd1Zm8wVlM/evNSzqhc6Jo0VvtPmkAIzhryhW/pkjHk1WX8wUzlvJCL51KI QsNQ== X-Forwarded-Encrypted: i=1; AJvYcCXTMDchQBDCUhFBNN591MWOGyj5OGK9alq2HmFGD9nHJZefjciexep2nJbpP/oTDIK2ljC6YmD8O4oM6Yg=@vger.kernel.org X-Gm-Message-State: AOJu0Yz2OEPPWbwz3MM7TNR/jAVnugw+cqJAL/m2XY51ynWQIDwUVtuF 5N7yPVJZE9MxGbLhRvJb/faXIIEP83lPapbOjZPzzL9xQTXSwpTrmidl9/6sXEfnZGM= X-Gm-Gg: ASbGncv7gYvcPSDx9muTbTCuGz7q2ZTyAz4fefCwoaS4gwJnzKEoSj6VnzbOqy+jF7A hI1ByJyuZeliGgH/UUiZyiu8dn3Dadujo8ixJ9scfbTd2fmHYMADM0fojVovaUz/Lr6KKWIANAS QNJ/ZNajhrMP6Gq44nxlamoaERvHgR9XUP0vat0E1EngBOFb1RnbMCypetPVGrG8sT2Z4aN96x1 xxApHC41qN3Iw4SMMaOljIVyfvXklUj4QsM5tfJnDTdddgpL69oKVmzZEXIlbSm8GZALcvZ2NA8 DJUwadM5H9gdYbiyMD2mYsljnxRO4AN7nA4TJA9mLRjKU+9V/3Xm+B7i9w9wTgT1hvSGXcuYJMR 7QaPdk4QvDwh7EJcKexujQ51XaeHkKuH6ukOvPIe7ZAt5LXUK4EKorAG8DqtgqNQ/AaMBE8ZzpI t9sarY/2/a X-Google-Smtp-Source: AGHT+IGjMI1rKpG7CijB7s0irk8MN/wZQwzi5MM80pP4THiIReRrkAxicJFqmepnEDD0WGpc7yab+A== X-Received: by 2002:a05:6602:2b05:b0:940:d4aa:a34d with SMTP id ca18e2360f4ac-9482291e21fmr1360299239f.1.1762049133969; Sat, 01 Nov 2025 19:05:33 -0700 (PDT) Received: from [192.168.1.150] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id 8926c6da1cb9f-5b6a55b1b27sm2289836173.41.2025.11.01.19.05.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 01 Nov 2025 19:05:32 -0700 (PDT) Message-ID: <9f8428a1-ab65-4baf-8f46-af2531cd65ec@kernel.dk> Date: Sat, 1 Nov 2025 20:05:31 -0600 Precedence: bulk X-Mailing-List: linux-kernel@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_uring_alloc_task_context (6) To: syzbot , io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com References: <6906b77f.050a0220.29fc44.0013.GAE@google.com> Content-Language: en-US From: Jens Axboe In-Reply-To: <6906b77f.050a0220.29fc44.0013.GAE@google.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 11/1/25 7:44 PM, syzbot wrote: > Hello, > > syzbot found the following issue on: > > HEAD commit: f7d2388eeec2 Add linux-next specific files for 20251028 Old one again: #syz fix: io_uring/fdinfo: cap SQ iteration at max SQ entries -- Jens Axboe