From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E669FC433B4 for ; Tue, 20 Apr 2021 16:09:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AAC81613C0 for ; Tue, 20 Apr 2021 16:09:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233015AbhDTQJ4 (ORCPT ); Tue, 20 Apr 2021 12:09:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45450 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232174AbhDTQJy (ORCPT ); Tue, 20 Apr 2021 12:09:54 -0400 X-Greylist: delayed 235 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Tue, 20 Apr 2021 09:09:22 PDT Received: from mail.tuxed.org (mail.tuxed.org [IPv6:2a01:4f8:c2c:58f::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4EF1AC06174A for ; Tue, 20 Apr 2021 09:09:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alexanderkoch.net; s=2019; t=1618934721; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=WyDwtD6gGHJgTbiFZJhmZ34e9W8YS0OBOrz1V02vHqc=; b=ZD12ESqH3JpZ1kMTWmXB4MQ/8i1bUOLyv2FRcrm8hHDivKPGNAjDkSmA4T5aLqHdFCDMvY rJPw9ohQYePq0k2GA8xm38Oheusn4GvTFauNcK/biV0n6RVnlCkZ8kKvgxFEsOR8ScJXI/ +7sk+YZKM8mvPLU518Epu6mR1Akoe41iXg2r7RpiCqXhpm6fnbxjEnaSIenShwcDEVrn7G HOOdC/llZIVfCyj+AmVJtxsEytzTOsor1CGmPeQY3yIyadfd23B5VdhVSDq555VoEDZ8Na qnTj+mSzR0RYxZyDN5ieTOxmCKJdgWHK0muHxfTtFQ06gLph5A/uEAGWp0hBig== To: linux-cifs@vger.kernel.org From: Alexander Koch Subject: cifs.upcall broken with cifs-utils 6.13 Message-ID: Date: Tue, 20 Apr 2021 18:05:20 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable Content-Language: en-US ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=alexanderkoch.net; s=2019; t=1618934721; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=WyDwtD6gGHJgTbiFZJhmZ34e9W8YS0OBOrz1V02vHqc=; b=Ovj0UuaELf8aDsVv8fGHFyMy4T2Y7yNIOK7Ww3oi7z/CH+XgrLlCNUK789WwztIEPzHL3o hKUy1MXcJGLxNanD2JtShT3uLvtoK8EW6Qssos8wvGGx4e/jXA8F6yz3XzCqfW6DYH7lgg +OEL+fP9tmp/ZKDuZqK2gtohUNWJTjoCLGBp4zPWwbQyaaiyozjKemplxPwPqGRUN04Vuw 4ZgeTK7mw+mdffssl2pcx/ql8vHxFRrR0OQdyAdgD8/0P3l05hkmBhUTlT9gbaWvlfSxzp YXcieCmYj9Krr9OEB9KyGKrTbSKO5pkIi6h52evP7XV6dKbmSQtn2soMvJMAGg== ARC-Seal: i=1; s=2019; d=alexanderkoch.net; t=1618934721; a=rsa-sha256; cv=none; b=MYZra4Lekjln2sxYqj8qgNws3WLzzmXtmPndf1XAu7OdNnnhMqRwH1z14aMy95cuBkJQpX S9FZ1BebbAGeLyGrj6EfegrQgM0vg7idfGohUTQ6BZKYKZgcg2WXQyztBB+1OUMuYrfPtz 8wzgo1qrOjlKZaZcoledl+Y2Y9xp6gbtEyofKMr7I9j5rpLSaIhWR9KubHkZ1SD6Wx8yEo A7Nct6X1St4QFPized4VLFbNiHG7TRgNE400yYAE66Q2H36MjS/GJWVlgRL+aRsfCvWDzz mzjjNbYJBW1zTNqwuAt1XRIZgg7bDihgDhSmviajs3HMMpn87ZjkoGvnorfYNw== ARC-Authentication-Results: i=1; ORIGINATING; auth=pass smtp.auth=mail@alexanderkoch.net smtp.mailfrom=mail@alexanderkoch.net Authentication-Results: ORIGINATING; auth=pass smtp.auth=mail@alexanderkoch.net smtp.mailfrom=mail@alexanderkoch.net Precedence: bulk List-ID: X-Mailing-List: linux-cifs@vger.kernel.org The recent release of cifs-utils 6.13, more precisely e461afd8cf (which, = to my understanding, is a fix for CVE-2021-20208) makes attempts of=20 mounting CIFS shares with krb5 fail for me: =C2=A0=C2=A0=C2=A0 cifs.upcall[78171]: switch_to_process_ns: setns() fai= led for cgroup =C2=A0=C2=A0=C2=A0 cifs.upcall[78171]: unable to switch to process names= pace:=20 Operation not permitted Can anyone tell me if this is a packaging/configuration issue (Arch in=20 my case) or a bug? Full mount log can be found in [1], along with a confirmation of the=20 observed behaviour from another user. Thanks! Best regards, Alex [1]=20 https://www.reddit.com/r/archlinux/comments/mukvv6/cifs_mount_broken_agai= n_with_cifsutils6131/