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=-3.0 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 BAA08C07E99 for ; Fri, 9 Jul 2021 22:47:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9397C61283 for ; Fri, 9 Jul 2021 22:47:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229552AbhGIWts (ORCPT ); Fri, 9 Jul 2021 18:49:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59594 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229542AbhGIWtr (ORCPT ); Fri, 9 Jul 2021 18:49:47 -0400 Received: from mail-lf1-x12a.google.com (mail-lf1-x12a.google.com [IPv6:2a00:1450:4864:20::12a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BE29AC0613DD for ; Fri, 9 Jul 2021 15:47:02 -0700 (PDT) Received: by mail-lf1-x12a.google.com with SMTP id p1so26219075lfr.12 for ; Fri, 09 Jul 2021 15:47:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to:cc; bh=s5yoLw2WRqpJs8l0Ui074mPt4/oHoJpnyh699GyX3ig=; b=RGA7TWro5cv1sxgIfpx26NtvaP8mUMPeg56BCFt9VqZoeO7CYCc7wU0fcHsdu4qbmO 4bEQS4WzfDxlaIoOeh2KXOTqGbG2YeZNgchStsEXiDdYAhWNN8JujTeFA+mwcLyjMXMB TytudGxFoXwz410cYJgR26VwZpPCBUi49eCEOGZYEn0QE1NdwZRHM7lvnGatwJU/nBE4 CxMu3SE0wOjKMWlS333ZsJ9DfZdB3LTx7v2Lx5+qEI4SDbndLPsKbZ4P12AGuSwPQ3Sk aYHyUpckg8YqO2OSWclV0N3Odk5UBVdtUMFShQU60gKeysqaB912BAipKpgGmGBwzo5A i1aw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to:cc; bh=s5yoLw2WRqpJs8l0Ui074mPt4/oHoJpnyh699GyX3ig=; b=E4y0T0601ajRS8Ih8LCmDWldrrWUHThRseupk7pPJkOQviXYoCjBLatZPMX3Aup3OU uoU8aZOito3v/uaDw3fkmlSUq/NQlqOxMtzao2bJusAWtelkzjHEYEYZUWoIhkRuv8lY We5DXA+GtWs42RBhoJgM07lcSM/t2iYktJAHOcV9cdqDWEO29GVDZaWVf4fpMcjxIIKc jqwvducA65GVN7Y/62jH2XeIdaef+U4+DmlNraSsdlFrEMdXWAD+vQvFM11CzAJRlRVW Q2qjlhwBNeXhwH6Gyu/sJOKbrbZA0KyV6tps1uxbMRLMgM10MwdHwgyNUH/gJKeCSLkr v6zw== X-Gm-Message-State: AOAM533NwJNM+x2pslUHbaArFCWkHhWS7R3c5pCQ8EybIoRXX6C5jdI1 ZTL4q77tnxKBl6C2WKZJoZ2WoQvkTYUtA/c0VXtemM0A6c8= X-Google-Smtp-Source: ABdhPJynYijf8xhdztinCKdwSMuHZ5vjwOfUnqzNbQ1EG2E1Yly2JK1NBpiftnFv1CCMIWJxruqVwz9acBFsLaBMPls= X-Received: by 2002:ac2:53aa:: with SMTP id j10mr11787860lfh.184.1625870820529; Fri, 09 Jul 2021 15:47:00 -0700 (PDT) MIME-Version: 1.0 From: Steve French Date: Fri, 9 Jul 2021 17:46:47 -0500 Message-ID: Subject: DFS name resolution bug To: CIFS Cc: Paulo Alcantara Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-cifs@vger.kernel.org I saw a strange error testing DFS today. When I connected to the server it gave out the referrals with the server hostname. Since the client wasn't configured for DNS, I had added an entry in /etc/hosts for that hostname with the correct ip address. When I ping the hostname it works ... but mount still fails and in cifs.ko I get "dnfs_resolve_server_name_to_ip: unable to resolve: ..." It looks like a locally configured (/etc/hosts) address doesn't work with DFS on Linux client. Ideas? -- Thanks, Steve