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 8B483311C35 for ; Thu, 7 May 2026 07:37:06 +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=1778139426; cv=none; b=s4UgAWBjl/tEEWcowQy/+9i0Rs0NGW6KnxBOwG5dA3GxaVPWvo85KLrI1Fv3QW1VvMKBX4YnXj1RlQiA2OEgZyq8Vp4CXrcRYvksEgGrFwHtC6ANFA4oHYXDFLscwfFU+2ZOdKw8llCz5//gSJeLzVVvW3pA0tVZCLFb1K0YnlA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778139426; c=relaxed/simple; bh=tgEZ4X2MLhhMupqjkKTzBUHyWUZ4BPfoP0wCUu0W5FQ=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=IX84goFxiWY8c5RhsiEl+/nGt7sWgnAYmu214LqRG6bDA2Esa6yCReBGtQqX6mN9TQ9IIl0fqSpr5wWGUJRi3O2VVm9ZFMYbsvXAQZtjwNN4u7LzArokyqVZN8ToUqQF/i5OZYt31OAhyoN3ERPR6h/9vKGrXEfvXx9ax12DVKU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=LYXlNiMN; 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="LYXlNiMN" Received: by smtp.kernel.org (Postfix) with ESMTPSA id F378CC2BCB8; Thu, 7 May 2026 07:37:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778139426; bh=tgEZ4X2MLhhMupqjkKTzBUHyWUZ4BPfoP0wCUu0W5FQ=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=LYXlNiMNXA/1C1IDXkUwMCVgeW+NYJK1na3Yrq/rklPdhQxr4SQDijlAPqZgKqia3 PS5ySP81ch0xj/coJGBokSubG++GnN7XzFcwYF+aTNU5vykuXeh1Mgq209uQI4pnK9 EPCt3AyIl3pgWNCL+9ItxnY/o8gMj2NQGwEtpD3YSD5IMkFXfGFw7zC0riOJ3284yd n5RZ9HehELdAKTDgAl1aIC215BkB/XJVLpRZVuks96I5j8VRKoQcv/5vqHfH3p4J8/ gaHuCoOy6SswNhEJJOLG6yp9dRi6ltstUN9/EfmUmlXsgAAxl5yULlkoDf4B7dtPUK MD9TewM6YPxrw== Date: Thu, 7 May 2026 16:37:03 +0900 From: Masami Hiramatsu (Google) To: Petr Mladek Cc: Steven Rostedt , Andy Shevchenko , Rasmus Villemoes , Sergey Senozhatsky , Andrew Morton , David Laight , linux-kernel@vger.kernel.org Subject: Re: [PATCH v6 0/2] lib/vsprintf: Fixes size check Message-Id: <20260507163703.2de07cc10a1eacbe00cc5e28@kernel.org> In-Reply-To: References: <177452711082.197965.4952719534268072174.stgit@devnote2> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Tue, 5 May 2026 10:37:56 +0200 Petr Mladek wrote: > On Thu 2026-03-26 21:11:50, Masami Hiramatsu (Google) wrote: > > Hi, > > > > Here is the 6th version of patches to fix vsnprintf(). > > > > - Fix to limit the size of width and precision. > > - Warn if the return size is over INT_MAX. > > > > Previous version is here; > > > > https://lore.kernel.org/all/177444525139.185641.12184379647176430297.stgit@devnote2/ > > > > This version just makes function header and WARN_ONCE() to one line[1/2]. > > No functional change. > > > > Thank you, > > > > --- > > > > Masami Hiramatsu (Google) (2): > > lib/vsprintf: Fix to check field_width and precision > > lib/vsprintf: Limit the returning size to INT_MAX > > JFYI, the patchset has been commited into printk/linux.git, > branch for-7.2-vsprintf-size-checks. Got it, Thank you! > > Best Regards, > Petr -- Masami Hiramatsu (Google)