From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f176.google.com (mail-pl1-f176.google.com [209.85.214.176]) (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 356172FBDE3 for ; Thu, 30 Oct 2025 12:49:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.176 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761828597; cv=none; b=anhzVb38+QKQf2kQ1fpv8X8SGMsx84Mr/NqtpF/NbCt3AEeWRu/5H/ZUJTRyhNs0nZcN1zibREY1ySBHTHZGzxqoHM76C6pXbFSb0Tm2jR06EaM8wwgodot4J8txT67bl7UkooDQljFWIse2WGkBE285DSg+V7HPSZJhBMYlxWA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761828597; c=relaxed/simple; bh=pl2Dax7X8Q2Kn2J5L1Qv7Q75J13hklW936GDEM09W0I=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=mPVnQMNCAYBZBbQuiMgnXbZUCDbIaaRdVGsui8NeJ4NigDF1EAHuS5+Re3aBOM7ax8opV/rwVkFfdl8XNhyE8CgZsFVAI7dAEAv/stedZJIDoeyyv94QPQqbIeJA19I6LP/ghhoM2h/IUqrnKz27YdpKyJdYi9UQF/Tmo66IFLo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=biz7aGwJ; arc=none smtp.client-ip=209.85.214.176 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="biz7aGwJ" Received: by mail-pl1-f176.google.com with SMTP id d9443c01a7336-269639879c3so8707395ad.2 for ; Thu, 30 Oct 2025 05:49:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1761828595; x=1762433395; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=0wMUkyUpK3qsMRsq71Jgy8aRMQN0C5fUI1+KxForyRw=; b=biz7aGwJPjM/t9shv/+KlX2eHVgmkzw1NlWrPQEC3XwQkuwNCUvzrqb02qDuoDoJni LnXVEZ7fjxS9/jWHO9BvWH3j2O64exRqFnU+MjYoxYdtUfU6x+aK0aKhtG/NWXzl+EUj P3rzI+MKxkF4/jfu2XQ7I8lNH+AoP8stQuMNZPX2k7GcsPLtIhkPS6H66aUE0yD71GJH 9kRRPOxzSwc5x+JoJKS7fnX+rI3oqonb1v8YkRoXGK5vXD3W14J/DcOgweNZeFHXya9p ZM+VnQHBlOhZs0hykKSEk2Sy4T5CYf9RaWAno8vC3m3mB3+ZRi+uUMdd1bRtOSDX2FiF PJTg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1761828595; x=1762433395; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=0wMUkyUpK3qsMRsq71Jgy8aRMQN0C5fUI1+KxForyRw=; b=ACo1H0UiRXPRcRNUDziuIW2sKfKKBpk+Lik3Z27WZBkuo+qS6dCU9RLUd2Ug4OTCnV H/0nbxG4NOah674gh3wGdOnqGSChJTrQpZFEVMOMT0/E5sE1NYaJ+q50mai19H63fnwx t54Ho3zcHXGVl/pK/D6RDQAZmbMy4O+HSUbi6mmdLQMq0vulVna4Ix+dlCZAv6qPlAQQ fS88vufTJBUTo/qcgk03cz/UK2IngGqTH3GbS4uMfWi5C1crr5/J6F0Q98XjA+2FmicT yrNlCEXjMWpSnkAjPVNk/SSMtHhBOjq+jIqNrOGgDXEI791WBZFswpV2m+5eoaOJJcTS QGSA== X-Forwarded-Encrypted: i=1; AJvYcCWaooqu+bZP3hv30U8VcZ7FTv6NM4/S2q3+N+JSIMJCmYs8OK9ukbPV7Obn3ZPWr4wVRKKqtFuzEZih+/k=@vger.kernel.org X-Gm-Message-State: AOJu0Ywa2lLFsy0oLqX/yJVOzJp7bS0yD2FguYTIW2E5gy8hi6QCymv2 Yv2JFPwWXpXLjmmihUin6+Berb6OmT7wdRWD+Hk1cENE+1rAQX0cmveW X-Gm-Gg: ASbGncui9bQv05kDzUiTRc3XmOZtSRnEF9u8n8nzm1kyDt/JhhxRIm3xQQIMjIdwkbk dFtE/QlqAt1l2ujKbek3uP6EkgS1tm+sVAFlBX6jTb8zsJBoq2fW7l1krufJpPk10DIP1gd1D8V vkiho7qraUd7i1LtxAYML+iQCqIc7lpvXI6WAzLDzxoasOGUEWaeuo1Mn+GJYxejGyf+kj75pP0 syGzrziBUviRMcmSaSKwdHcmMkJanOB2h+BZrfB70qtGnxTIO85fq3DzyneSj3oGuXDsHdnZ8Zu bkXEppgXWyHuDRG4MBCy6vKtyJePZbrrgU0PCrAckzgJN51fVYvKoasUwE9WV5ZTKw8FXh/iX3D g2M7VUsEpp+8IUgAeNCMcXIBEmXY8+03oshQSsaCoP5drh7051qBAQsyPrc5f0d2zUBph3fEze2 p0ikLMn0zwu5+C X-Google-Smtp-Source: AGHT+IFqMiF+448NAGIOILZt5S2gDNl6+/qjfqm3OgH1RKZRoe6AgVc3Kgh8Qko6BWtweiYRhF+MNw== X-Received: by 2002:a17:902:f708:b0:290:a3b9:d4be with SMTP id d9443c01a7336-294dee128c3mr80435845ad.24.1761828594891; Thu, 30 Oct 2025 05:49:54 -0700 (PDT) Received: from ustb520lab-MS-7E07.. ([123.124.147.27]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-b7127bf47a1sm16719123a12.10.2025.10.30.05.49.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Oct 2025 05:49:54 -0700 (PDT) From: Jiaming Zhang To: kory.maincent@bootlin.com Cc: davem@davemloft.net, edumazet@google.com, horms@kernel.org, kuba@kernel.org, kuniyu@google.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, r772577952@gmail.com, sdf@fomichev.me, syzkaller@googlegroups.com, vladimir.oltean@nxp.com Subject: [PATCH v3 0/1] net: core: prevent NULL deref in generic_hwtstamp_ioctl_lower() Date: Thu, 30 Oct 2025 12:49:46 +0000 Message-Id: <20251030124947.34575-1-r772577952@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20251030111445.0fe0b313@kmaincent-XPS-13-7390> References: <20251030111445.0fe0b313@kmaincent-XPS-13-7390> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Hi Kory, Apologies for the resubmission (v3); I forgot to add Reviewed-by tag in the v2 patch. v3: - Add Kory's Reviewed-by tag. v2: - Fix typo in comment ("driver" -> "lower driver") Best Regards, Jiaming Zhang Jiaming Zhang (1): net: core: prevent NULL deref in generic_hwtstamp_ioctl_lower() net/core/dev_ioctl.c | 8 ++++++++ 1 file changed, 8 insertions(+) -- 2.34.1