From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B145524A05 for ; Fri, 3 Nov 2023 23:15:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="VBlEGJKz" Received: from mail-pj1-x1031.google.com (mail-pj1-x1031.google.com [IPv6:2607:f8b0:4864:20::1031]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 817DFD75; Fri, 3 Nov 2023 16:15:24 -0700 (PDT) Received: by mail-pj1-x1031.google.com with SMTP id 98e67ed59e1d1-2802a827723so595400a91.0; Fri, 03 Nov 2023 16:15:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1699053324; x=1699658124; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=eUbuLZZiiMqt8h7niCAP5iYDjZ6kaMpEpgDdEjnpTaA=; b=VBlEGJKzKs2T58Oqtw5ATxpwlkGQaaqRMA8UkxMzJRYIYTSA2Tj48iSxK0adWbVyfv lCuipHW0G8mx/0vx4+wr0dVzb7JFyGqwbmSU9Uud6rdcbTkelQ0YbhATRVnGj5c18PRN PEgHyncnBcAGqMwmBTuxs1lSdNnoaqxuqIYbDwAfkESluH5kKKUm5Rya2r4VhJrYmU67 BckPZqliEQ3JUg/Jvok/YjMWbgZ1Xg64GVJGCHg/4LWLF2sZEdmUn6Dtc4Vr75phedaw dpl4tRLzJZUcUmqXSsPli6MYdRBoFACRQAzVZanPFM/VsqOe8N1xiKe/ik4WiOFTAQCj XKWA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699053324; x=1699658124; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=eUbuLZZiiMqt8h7niCAP5iYDjZ6kaMpEpgDdEjnpTaA=; b=QRsiQodLqkQZZ5e3F62RGNVtpl0KL/No7hynC5frM/erLvkov5jeEQRc0lniFIAR+m HW8Yi+WaD8JMKN6eO7zEt3wUWalCtg3QUd2bvnz7Gm87dSmScgUJ8jQ45sD6gKcnlAy3 kpYRBLNC3MiRJl+PV7dI+xBojhfupKK/jZl7ugqzQ5jFyXzZZ3jCLckLgg+NIMY5MEjv ylBTwob2cAhx7btTiHHqwJc8eEW3lBkfW0NJgKtzfv0NCPdhKGpXebkKNnlmfhOuOLK8 ucs1I3mqwh30DnC817tV391KA7sFZqMm12SmnLqSqWrI3NX07hhzT75ECs/AhIo6g9Gl HQww== X-Gm-Message-State: AOJu0YwJrwSxIRSlMbj1QYsAkXnbNG/0janJvI7ngcH8A1DuUl15MgCT +iFHXiLfD1PUMYn6uDcnqqw= X-Google-Smtp-Source: AGHT+IFGSdagiS8UoA75QxW/N8+9LLInHQ7sVrQMtQNdJWWK7/gq+5dm71BtD8OH8bjmeeu+HLWrHA== X-Received: by 2002:a17:902:e2d4:b0:1c9:e121:ccc1 with SMTP id l20-20020a170902e2d400b001c9e121ccc1mr23406449plc.5.1699053323839; Fri, 03 Nov 2023 16:15:23 -0700 (PDT) Received: from hoboy.vegasvil.org ([2601:640:8000:54:e2d5:5eff:fea5:802f]) by smtp.gmail.com with ESMTPSA id 1-20020a170902c10100b001bde6fa0a39sm1858100pli.167.2023.11.03.16.15.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 03 Nov 2023 16:15:23 -0700 (PDT) Date: Fri, 3 Nov 2023 16:15:21 -0700 From: Richard Cochran To: Edward Adam Davis Cc: davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, reibax@gmail.com, syzbot+df3f3ef31f60781fa911@syzkaller.appspotmail.com, syzkaller-bugs@googlegroups.com Subject: Re: [PATCH net-next V2] ptp: fix corrupted list in ptp_open Message-ID: References: Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Thu, Nov 02, 2023 at 07:16:17PM +0800, Edward Adam Davis wrote: > The above two logs can clearly indicate that there is corruption when > executing the operation of writing ptp->tsevqs in ptp_open() and ptp_release(). So just remove the bogus call to ptp_release. Thanks, Richard