From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 458A830B507; Tue, 27 Jan 2026 13:04:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769519053; cv=none; b=q92liZSgzYdRNBPh1Id4jIKdB5gGF0okQSwbqoCanewYPk/PSOTtVJr/87jpHyGyLGc8NTid5ftHE9mHI/m8bPrI7kidXaLEuKqsgq39oIzPs9i9HqjFG8UnpDSzTb0M4ipaHc624kiINnZn9jKV4hzL2/yswbHFr5NEjaMUOYM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769519053; c=relaxed/simple; bh=/sMNo49PvxYnv+gACGRWMhDyPZWVliso0khkMIowWiw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=fgQ93uIE78HbXBdb9w2vCFlgN05IuGXNC9XBYKIJejq/vxpmoR7Xu8WbC5h8/Es4GBQ6uwkXDzud2IXIHqzAlXbDi6XM8m/eY/CKirExALkjd2eyqchznSSLYn/2MBXIaZhhjMTTpMpuqtlAxwBWZJygONOC7cp6dbkL1ZXuHCU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=wfpN1R+4; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="wfpN1R+4" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 679BCC116C6; Tue, 27 Jan 2026 13:04:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1769519052; bh=/sMNo49PvxYnv+gACGRWMhDyPZWVliso0khkMIowWiw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=wfpN1R+4XJxAMiXao95NhpGQpxFnQhSRBi9rUuVvcajobNX9C4x1oPwc1/32SMv3L 5j0Kc5Fgs2he2j9JpEhYPsA7iZsj+JXcrFsXYvQktBMWiFWKa5YvtjsmpTbi9oUemm 5OCOpFqtwLK8WUD05UmwDCmpWkGojI450ajPD658= Date: Tue, 27 Jan 2026 14:04:09 +0100 From: Greg KH To: Ivan Cc: linux-usb@vger.kernel.org, netdev@vger.kernel.org Subject: Re: [BUG] r8152: Tx timeout and xHCI setup device timeout. RTL8153 31.00 Message-ID: <2026012758-dedicate-desecrate-358a@gregkh> 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 Tue, Jan 27, 2026 at 03:36:44PM +0300, Ivan wrote: > Hello > I am reporting a persistent hardware hang issue with the r8152 driver > on an Ryzen 5 7520u (Mendocino) using a usb type c hub. > > The Ethernet connection can drop at any time. After the connection > fails, the Ethernet adapter itself disappears from the system, but the > other USB devices in the hub continue to work. > USB_QUIRK_NO_LPM (0x400) is enabled by default, but it doesn't help. > > Environment: > CPU: Ryzen 5 7520u (Mendocino) > Kernel: 6.18.6 (arch linux), 6.12 lts (gentoo) > Ethernet chip: rtl8153 0bda:8153, bcdDevice 31.00 > > I have attached the relevant journalctl logs and the lsusb -vd for this device There's no timing in the log, so it's a bit hard to determine this, but it looks like the device is locking up and there's nothing we can do about it from the kernel side: asus kernel: r8152 4-1.1:1.0 enp3s0f4u1u1: carrier on asus kernel: r8152-cfgselector 4-1.1: Failed to read 4 bytes at 0xe820/0x0133 (-110) asus kernel: xhci_hcd 0000:03:00.4: Timeout while waiting for setup device command asus kernel: r8152 4-1.1:1.0 enp3s0f4u1u1: NETDEV WATCHDOG: CPU: 4: transmit queue 0 timed out 6129 ms asus kernel: r8152 4-1.1:1.0 enp3s0f4u1u1: Tx timeout asus kernel: xhci_hcd 0000:03:00.4: Timeout while waiting for setup device command asus kernel: r8152-cfgselector 4-1.1: device not accepting address 4, error -62 asus kernel: r8152 4-1.1:1.0 enp3s0f4u1u1: Get ether addr fail asus kernel: r8152-cfgselector 4-1.1: USB disconnect, device number 4 So perhaps the chip itself is the problem? sorry it's a bit hard to determine what is really happening here but it seems like a flaky device. Is it overheating? thanks, greg k-h