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 B235F2D9EC2 for ; Thu, 19 Feb 2026 21:50:21 +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=1771537821; cv=none; b=uWAng/EIAXle9BuZtyS7PXOG+9jPrP+qqtABKb7vq1aMr45vpyxopuW1/8yErdk4kBvuUYzveBuZtOoWnAklki8BTk4prMCLMqAR2023XRcmF8lX/k93FOWtAJJPz1tHjCTx24RGvP433THrEr4TSitbQH5M9sq/TqgiQd2GN14= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771537821; c=relaxed/simple; bh=Yo0GkVwaNf6uUiyAu8h/g9xV07lovlb5WOjO3iEblJQ=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=PvrIE7e2kaEQgkKgnxHuogM7Uuncobl1hIllb4pK9mkAswHbbCkTOk9N5USrvcnQ3mCORPMd5zlNMTqqu8LCCoCFdq40hbGFc2PwhLg6K8B+ske1HifsyyMv8NIXRiF19HWOvze3oQEgbrLicVzYfnx6cigHL+BAvAodwyAZ+QE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MQJQl1lw; 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="MQJQl1lw" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A7AA0C4CEF7; Thu, 19 Feb 2026 21:50:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1771537821; bh=Yo0GkVwaNf6uUiyAu8h/g9xV07lovlb5WOjO3iEblJQ=; h=From:To:Cc:Subject:Date:From; b=MQJQl1lwCZdywXi0zmNvHKegxqx5/QuX4ttEuz0nf1NZHrq/rFpU4vdXgoDfdbZc0 r9CaPNQ9z+H8WSPFkAipvhE6zOCfhVJebwZrN32JX79WKQPBGc+avZ1vp/6rLXvo0m tDgSehQowEvrEOtlNVjtwjabh0obCCtAtvHPRumxGAjP7KOwcAOXd7s/afYAbGcOQz VHcFrh4Zro+yG+ir+WktOHZTPdgHzHiPeQ4/oXBicXOQSrHReXDRABP+sJzd30wmAL t6Fce7X7J9/9U8sfJW9XypV50iuKIbQ2UQFipDhezFNJw7xBwphbBxX3NWXfl65NP0 5l1Gmey16HH7w== From: Chuck Lever To: misanjum@linux.ibm.com, NeilBrown , Jeff Layton , Olga Kornievskaia , Dai Ngo , Tom Talpey Cc: , Chuck Lever Subject: [PATCH v1 0/2] Address UAF in sunrpc cache show callbacks Date: Thu, 19 Feb 2026 16:50:15 -0500 Message-ID: <20260219215017.1769-1-cel@kernel.org> X-Mailer: git-send-email 2.53.0 Precedence: bulk X-Mailing-List: linux-nfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Chuck Lever Attempt to address three crashes reported here: https://lore.kernel.org/linux-nfs/dcd371d3a95815a84ba7de52cef447b8@linux.ibm.com/ These are compile-tested and regression-tested, but as I do not have a PowerPC system handy, I will need someone who has one to test whether they actually address the crashes. Chuck Lever (2): NFSD: Defer sub-object cleanup in export put callbacks NFSD: Hold net reference for the lifetime of /proc/fs/nfs/exports fd fs/nfsd/export.c | 63 +++++++++++++++++++++++++++++++++++++++++------- fs/nfsd/export.h | 7 ++++-- fs/nfsd/nfsctl.c | 22 ++++++++++++++--- 3 files changed, 78 insertions(+), 14 deletions(-) -- 2.53.0