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 805FA29A31C; Thu, 2 Apr 2026 01:46:27 +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=1775094387; cv=none; b=Led/BVB+G3BA/r3z7RjUq6UjMyFeXCTbYJQLcS3m6LRvs0ODc5sml0doGBcPNGmRUJiaQ2GWhJzwBx/SvbtRBC5byEjRpJCgaMWGCk9nNImxPTvVeCUPEN4Nd9LO+o4cuGIR2bmrI1E9kfSTlyVYhNURGXrTwmUM6HJEbKeTT1s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775094387; c=relaxed/simple; bh=n2NJsijKWP7KUmJwAnDExIYlko2Mj7kMqQwKaLZRz7E=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=WfOo/AYcHxUCk0jmsR0RM2Wm04uSIttFfoKgqxbpMHGoZ1NTi+K4xAE1SHt75B3gOoA1pZDxp+xvT+YEEfeqZTT8D4HFCbRhgerP52LUH7Y1+WWJlZ1GLB1FMWu6fGASbBhlhrO0MmlQoUAch+gqCcYcEjQz0UNS+j0nvK9weEE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=S0x1tZq+; 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="S0x1tZq+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5ECA7C4CEF7; Thu, 2 Apr 2026 01:46:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775094387; bh=n2NJsijKWP7KUmJwAnDExIYlko2Mj7kMqQwKaLZRz7E=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=S0x1tZq+3TVl5h6BfpIcdIh7f4Q7TmQrdygaYZZQg6b88sxdMnV6DRSo/9jBemZH/ wHC4Oh5ev71k9ZE/IgZcevTuveqXM1Pn9EPYbm6/BvYUH6r5O1FUSxyMcDldYm5iVX XzmgiLFjyxNNWXfnF05824BKW/jIthbofBWOZgnysAxDUx0BgdPqpOgRe2vHPxwkz/ S7L+L5eWTmwKdbYe489mBNvhtjMNZY8zvt8BJ2/Mmoc1SO8WhjaQ1p6Z37SIWkxlhv uNGvyyz6R9ejbiucdpIeOP1steqHIUohopfoYIz92gBOVdJhbc9ysDiW+pEbJHIwXP hHYcvVSmsbBLw== Date: Wed, 1 Apr 2026 18:46:25 -0700 From: Jakub Kicinski To: Konstantin Khorenko Cc: Peter Oberparleiter , Mikhail Zaslonko , Thomas =?UTF-8?B?V2Vpw59zY2h1aA==?= , Steffen Klassert , Herbert Xu , Masahiro Yamada , Josh Poimboeuf , Vasileios Almpanis , Pavel Tikhomirov , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, "David S . Miller" , Eric Dumazet , Paolo Abeni , Simon Horman , Arnd Bergmann Subject: Re: [PATCH v3 0/4] gcov: use -fprofile-update=atomic globally to fix concurrent access crashes on GCOV-enabled kernels Message-ID: <20260401184625.2641899d@kernel.org> In-Reply-To: <20260401142020.1434243-1-khorenko@virtuozzo.com> References: <20260401142020.1434243-1-khorenko@virtuozzo.com> 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 On Wed, 1 Apr 2026 17:20:16 +0300 Konstantin Khorenko wrote: > 1. Build fix for CONFIG_GCOV_PROFILE_ALL=y - skb_ext_total_length() > BUILD_BUG_ON failure: > https://lore.kernel.org/lkml/20260331165125.959833-1-khorenko@virtuozzo.com/T/#t > > 2. Runtime crash fix for zlib inflate_fast() - GCOV counter merging > with loop induction variables caused out-of-bounds writes on SMP: > https://lore.kernel.org/lkml/20260330143256.306326-1-khorenko@virtuozzo.com/T/#t Why are you merging these? The should go via different subsystems. How do you expect this series to be applied? -- pw-bot: cr