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Sun, 25 Jun 2017 23:47:01 +0000 Received: from YTXPR01MB0189.CANPRD01.PROD.OUTLOOK.COM ([10.165.218.133]) by YTXPR01MB0189.CANPRD01.PROD.OUTLOOK.COM ([10.165.218.133]) with mapi id 15.01.1199.017; Sun, 25 Jun 2017 23:47:01 +0000 From: Rick Macklem To: Dewayne Geraghty , "freebsd-hackers@freebsd.org" Subject: Re: Kernel panic in nfsv4_loadattr Thread-Topic: Kernel panic in nfsv4_loadattr Thread-Index: AQHS7f/RaN1TrU4zxEOQTInOX6nteaI2J8uCgAAULACAAAEtgw== Date: Sun, 25 Jun 2017 23:47:01 +0000 Message-ID: References: <118188c1-6507-fd83-9d6e-94e304521011@physik.tu-berlin.de> , <41f2553c-a9a6-f997-4b0a-1fe6c7603835@heuristicsystems.com.au> In-Reply-To: <41f2553c-a9a6-f997-4b0a-1fe6c7603835@heuristicsystems.com.au> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: heuristicsystems.com.au; dkim=none (message not signed) header.d=none;heuristicsystems.com.au; dmarc=none action=none header.from=uoguelph.ca; x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1; 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DIR:OUT; SFP:1101; SCL:1; SRVR:YTXPR01MB0190; H:YTXPR01MB0189.CANPRD01.PROD.OUTLOOK.COM; FPR:; SPF:None; MLV:ovrnspm; PTR:InfoNoRecords; LANG:en; spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: uoguelph.ca X-MS-Exchange-CrossTenant-originalarrivaltime: 25 Jun 2017 23:47:01.3516 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: be62a12b-2cad-49a1-a5fa-85f4f3156a7d X-MS-Exchange-Transport-CrossTenantHeadersStamped: YTXPR01MB0190 X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 25 Jun 2017 23:47:04 -0000 Dewayne Geraghty wrote: > Rick, > A minor point. Jails don't break/disable 127.0.0.1, though it certainly > changes behaviour. > 127.0.0.1 within a jail context is reassigned the first IP that is > defined in jail.conf (or passed to the jail during creation). Ok, well I guess I should say that the change in behaviour for 127.0.0.1 ca= used by a jail breaks the nfsuserd. (The kernel code does an RPC sent over UDP t= o 127.0.0.1 to "upcall" to the nfsuserd daemon.) [good stuff about jails snipped] rick=