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 BC66C28688D for ; Sat, 21 Feb 2026 00:20:00 +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=1771633200; cv=none; b=GQ2n8Dje/0pX1OJRZV+eHcXbXtb2RVpxznJ8fqYywWaf+6PBw+ORIw4Fq6d+l88refsrvK6pEQm2CS0gShDcXGSJ1u6upravpog54i6MZC3tnYuTQpIn/eYC3ET+pP9LLGNVw5CEOT7w9ggqu2E/8YYTY4RLuTzVv4hYZwS3cOs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771633200; c=relaxed/simple; bh=5LB5Fsm3VIyayPwHmPRsUuUJbTY830kGvwPT759lZL4=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=HHH9gE33E/MOW5OaAiB76N+NOPepbqOzkN3L3Y8ww5yQUd84SAiAHel4CyIAokYpuNqzfaGAnjy73ptjk9FVOdgD5tn+5D5VDT+w6kaccE2yjJPzCXj7JtbTZKkl77uAWQ4hwoBak6+QJgodoagk6RiJ1SZfox1mbkHFNuEec50= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=cJ2HDLuj; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="cJ2HDLuj" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 75A86C2BC86; Sat, 21 Feb 2026 00:20:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1771633200; bh=5LB5Fsm3VIyayPwHmPRsUuUJbTY830kGvwPT759lZL4=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=cJ2HDLujK/cnXBXKSgSe2Ps0BTeuj+OzlWva1CYsWfDKQYpM5gd+xnzwthAdEkzMU IhuzMp40wCvVQ8Hh1JSrtx52S07nQdzbVLHGiSaq7Gok9f+BJpWIlKzALvc1SOUK29 wx4LDUlvFYj6XqTwe6lJlBE7Znz12zdwTVF1PANi6SSd2/D41ymppdmZ0sK42ADlYa 1smevqk0hU6dBwkhNU8FoEkedK50Rg+C9+adGjpRjlVCmpYTly4jd/MkOgBfzJ4OlW 3O0LzHC5sz3o30HXwMaTHrhm9g+jvUigiq+rX4wDxyjB8KMoeTozILBz3s5m0RyldT lTnz9HRKdYXHw== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 7CD6B3808200; Sat, 21 Feb 2026 00:20:09 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net v3] net: ethernet: xscale: Check for PTP support properly From: patchwork-bot+netdevbpf@kernel.org Message-Id: <177163320804.955402.12002423347542391820.git-patchwork-notify@kernel.org> Date: Sat, 21 Feb 2026 00:20:08 +0000 References: <20260219-ixp4xx-fix-ethernet-v3-1-f235ccc3cd46@kernel.org> In-Reply-To: <20260219-ixp4xx-fix-ethernet-v3-1-f235ccc3cd46@kernel.org> To: Linus Walleij Cc: andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, richardcochran@gmail.com, vadim.fedorenko@linux.dev, vladimir.oltean@nxp.com, jacob.e.keller@intel.com, netdev@vger.kernel.org Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Thu, 19 Feb 2026 12:38:50 +0100 you wrote: > In ixp4xx_get_ts_info() ixp46x_ptp_find() is called > unconditionally despite this feature only existing on > ixp46x, leading to the following splat from tcpdump: > > root@OpenWrt:~# tcpdump -vv -X -i eth0 > (...) > Unable to handle kernel NULL pointer dereference at virtual address > 00000238 when read > (...) > Call trace: > ptp_clock_index from ixp46x_ptp_find+0x1c/0x38 > ixp46x_ptp_find from ixp4xx_get_ts_info+0x4c/0x64 > ixp4xx_get_ts_info from __ethtool_get_ts_info+0x90/0x108 > __ethtool_get_ts_info from __dev_ethtool+0xa00/0x2648 > __dev_ethtool from dev_ethtool+0x160/0x234 > dev_ethtool from dev_ioctl+0x2cc/0x460 > dev_ioctl from sock_ioctl+0x1ec/0x524 > sock_ioctl from sys_ioctl+0x51c/0xa94 > sys_ioctl from ret_fast_syscall+0x0/0x44 > (...) > Segmentation fault > > [...] Here is the summary with links: - [net,v3] net: ethernet: xscale: Check for PTP support properly https://git.kernel.org/netdev/net/c/594163ea88a0 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html