From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from relay7-d.mail.gandi.net (relay7-d.mail.gandi.net [217.70.183.200]) (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 1E1B5157A5A; Wed, 28 Aug 2024 06:23:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724826198; cv=none; b=rlcX/fZECp6cijlAt/OGYTfXfXg34TFyNw48xxkw6qjCIVFvXz35A4APLgyqD1TltraPIFya0hBW7N0Pg7rtUqnVmezIjCtihdAHPP15Z5E+ld7VymmbOYlYObwr3l7qWPIQMNvm2NwA+rPZZlNXHuhOD2xdaPkTFCkiiluOMqI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724826198; c=relaxed/simple; bh=M4LgZVz4mIn1ZY30fwcbWgsAQnw5a1yuTqVz7xcVGsM=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=JKtKq4bQUQ64G2WXpsNTj+Kd5xZ/fhypzK/q8aQQV3sTqi5PuzOInKyM9BWgx2npfwuSAGPspHLm3+0tI5FjnYMLak8b3BhiGXMBLpIttr9C5R62Ta+E7PrPHuADMzAy9huiTfdgUWbMX8AMpkc3EBrmeoCYZP7eB7pB9LUKFns= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=CAQCxK0i; arc=none smtp.client-ip=217.70.183.200 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="CAQCxK0i" Received: by mail.gandi.net (Postfix) with ESMTPSA id 714C020009; Wed, 28 Aug 2024 06:23:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1724826194; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=MrtVMCBcACVqTWE8JfEJ5Lda89wQNtdQvQ4uwQLo7dg=; b=CAQCxK0ig6dlqLuoDPZHh8BeZD3ypyah2ndaFMoNS4Wa5H8SgnUMFrC9+m5M6NEJFt06eC tsqn6dD3320TEsuG4EzRxlmix2Xexv1ClIPE3I0BHtrYPAwubHaXmtqEItEdlvxXn7+aAS oH24cLr6JnNC9Qgnwi40nVWhlJMNphgr8mhbdZM/0jQaf7QY6cffnxUyVTzilmh9tI+I76 zm43sKYq+86JEsTyG0rqptnw2ICN0Ss7qmYCfeUqd+wt/kb9NbLjvOqie3kpyN+tSCPOlE ZW0ITuYwgMA54rNobWU0kS/akzdOW00sSDB/fAni3SAY3MU5n+OGNkdKIJ66Ng== Date: Wed, 28 Aug 2024 08:23:11 +0200 From: Maxime Chevallier To: syzbot Cc: andrew@lunn.ch, christophe.leroy@csgroup.eu, davem@davemloft.net, edumazet@google.com, hkallweit1@gmail.com, kuba@kernel.org, linux-kernel@vger.kernel.org, linux@armlinux.org.uk, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com Subject: Re: [syzbot] [net?] general protection fault in phy_start_cable_test_tdr Message-ID: <20240828082311.406c9ebb@device-28.home> In-Reply-To: <00000000000094740b0620b32b4e@google.com> References: <00000000000094740b0620b32b4e@google.com> Organization: Bootlin X-Mailer: Claws Mail 4.3.0 (GTK 3.24.43; x86_64-redhat-linux-gnu) 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-Transfer-Encoding: 7bit X-GND-Sasl: maxime.chevallier@bootlin.com Hi, On Tue, 27 Aug 2024 17:09:22 -0700 syzbot wrote: > Hello, > > syzbot found the following issue on: > > HEAD commit: f9db28bb09f4 Merge branch 'net-redundant-judgments' > git tree: net-next > console+strace: https://syzkaller.appspot.com/x/log.txt?x=1656cc7b980000 > kernel config: https://syzkaller.appspot.com/x/.config?x=df2f0ed7e30a639d > dashboard link: https://syzkaller.appspot.com/bug?extid=5cf270e2069645b6bd2c > compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1582047b980000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=100af825980000 > > Downloadable assets: > disk image: https://storage.googleapis.com/syzbot-assets/585e02f7fe7b/disk-f9db28bb.raw.xz > vmlinux: https://storage.googleapis.com/syzbot-assets/b9faf5d24900/vmlinux-f9db28bb.xz > kernel image: https://storage.googleapis.com/syzbot-assets/f9df5868ea4f/bzImage-f9db28bb.xz > > The issue was bisected to: > > commit 3688ff3077d3f334cee1d4b61d8bfb6a9508c2d2 > Author: Maxime Chevallier > Date: Wed Aug 21 15:10:05 2024 +0000 > > net: ethtool: cable-test: Target the command to the requested PHY A fix for this has been sent already : https://lore.kernel.org/netdev/20240827092314.2500284-1-maxime.chevallier@bootlin.com/ Thanks, Maxime