From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from 013.lax.mailroute.net (013.lax.mailroute.net [199.89.1.16]) (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 2530037BE92; Mon, 23 Feb 2026 21:53:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=199.89.1.16 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771883584; cv=none; b=ncYnpGQc8cuYbYp7QJWGDWmqwzH5/l+bUPGk0e83ri+nP8kq51j6CPe5ojfjxOGHp+CZxwhdflDNRrobMyxYbY0Z5FbBiUtxc75kfaoIb07kA4G8pjbIcp7lUDL0GBIXjZqtSrlFEFnUCmIBtyJzk2EfkwD+yth6jHDRjNdQHW4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771883584; c=relaxed/simple; bh=urs7LFEFzoIA8YPfdWzwjXPvYvVkNZEMfiFNbQSTi58=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=uWtXUO7d2erbqLFYJOoDpCAJnFYoy9cBU03P0xw6mbnVpHaprNIBrSwVaLM1Y5VoBHP9nF3MqqRAwKkVlJ7Xh4z0/r3rtu8z9MTDSL6yAuVcuYJjpdwPdJwYrRjUWrK3rSO6NsfVA8vc9qSJp5CkFFesNdh/cmKR/PEaStL0YUE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=acm.org; spf=pass smtp.mailfrom=acm.org; dkim=pass (2048-bit key) header.d=acm.org header.i=@acm.org header.b=d6AhoEDM; arc=none smtp.client-ip=199.89.1.16 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=acm.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=acm.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=acm.org header.i=@acm.org header.b="d6AhoEDM" Received: from localhost (localhost [127.0.0.1]) by 013.lax.mailroute.net (Postfix) with ESMTP id 4fKZNG6fqgzlh2fQ; Mon, 23 Feb 2026 21:53:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=acm.org; h= content-transfer-encoding:mime-version:references:in-reply-to :x-mailer:message-id:date:date:subject:subject:from:from :received:received; s=mr01; t=1771883579; x=1774475580; bh=nnFa9 8OY9ljH31aKjq4xyU/FDPBwt+RV3CAa4GqfTp4=; b=d6AhoEDMnAXvDHVZhnhln QFik8kfKHW6bLWUrpqG2ed5ABXpF9d8QvVk2efW/SnidyNmq/D9fDVIHMKeN7y1J yVSA369NwJRus52NTDTEMASQ72mwQ28BQJjQ5XQ2kYUV3NfrmyaisbIRx5b3zlFe XsILCP/r1A0uC2u2kNPGfz0wp/PxKU38hZtbNz0GhU/3KYXYptnFuUXBUqpvf7hA HjmwDLzSBF9GJ6UjY5L+x/FbnDTd5UHZ/aryHRJod6VOrrgw8x85Xr3w2hp+t0uo +OjmJu1ab3n9cbEtKUEJ76TPGeEdN83gn5QI111FDfCLNiRCS3XaPtl3tHPnosA3 g== X-Virus-Scanned: by MailRoute Received: from 013.lax.mailroute.net ([127.0.0.1]) by localhost (013.lax [127.0.0.1]) (mroute_mailscanner, port 10029) with LMTP id ikK2jfedaS9S; Mon, 23 Feb 2026 21:52:59 +0000 (UTC) Received: from bvanassche.mtv.corp.google.com (unknown [104.135.180.219]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: bvanassche@acm.org) by 013.lax.mailroute.net (Postfix) with ESMTPSA id 4fKZN673nWzlh2fJ; Mon, 23 Feb 2026 21:52:54 +0000 (UTC) From: Bart Van Assche To: Peter Zijlstra Cc: Ingo Molnar , Will Deacon , Boqun Feng , Waiman Long , linux-kernel@vger.kernel.org, Marco Elver , Christoph Hellwig , Steven Rostedt , Nick Desaulniers , Nathan Chancellor , Kees Cook , Jann Horn , Bart Van Assche , Jakub Kicinski , Shantiprasad Shettar , Stanislav Fomichev , netdev@vger.kernel.org Subject: [PATCH 18/62] bnxt_en: Fix bnxt_dl_reload_up() Date: Mon, 23 Feb 2026 13:50:33 -0800 Message-ID: <20260223215118.2154194-19-bvanassche@acm.org> X-Mailer: git-send-email 2.53.0.371.g1d285c8824-goog In-Reply-To: <20260223215118.2154194-1-bvanassche@acm.org> References: <20260223215118.2154194-1-bvanassche@acm.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable bnxt_dl_reload_down() calls rtnl_lock() and netdev_lock() if it returns 0. Hence, bnxt_dl_reload_up() should invoke the corresponding unlock calls. This issue has been detected by the clang thread-sanitizer. Compile-tested only. Cc: Jakub Kicinski Cc: Shantiprasad Shettar Cc: Stanislav Fomichev Cc: netdev@vger.kernel.org Fixes: 004b5008016a ("eth: bnxt: remove most dependencies on RTNL") Signed-off-by: Bart Van Assche --- drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/= net/ethernet/broadcom/bnxt/bnxt_devlink.c index 15de802bbac4..1e9a3454bb29 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c @@ -562,6 +562,8 @@ static int bnxt_dl_reload_up(struct devlink *dl, enum= devlink_reload_action acti break; } default: + netdev_unlock(bp->dev); + rtnl_unlock(); return -EOPNOTSUPP; } =20