From owner-freebsd-net@freebsd.org Wed May 5 16:51:32 2021 Return-Path: Delivered-To: freebsd-net@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id A70745FCAB4 for ; Wed, 5 May 2021 16:51:32 +0000 (UTC) (envelope-from schmiedgen@gmx.net) Received: from mout.gmx.net (mout.gmx.net [212.227.15.15]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "mout.gmx.net", Issuer "TeleSec ServerPass Class 2 CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Fb2mM5Rkyz4WvK; Wed, 5 May 2021 16:51:31 +0000 (UTC) (envelope-from schmiedgen@gmx.net) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1620233490; bh=Hp8MTU49Dap9hzUFb96bWNkRhU1FvlzPTx8mgxrjb3s=; h=X-UI-Sender-Class:Subject:To:References:Cc:From:Date:In-Reply-To; b=IMPieI5s3hjCPx+X/PxKzgLiD67S/u/JdHqvwxMpf1mWMNnTbSfOsYULP8CthKj1b v0i4jiZ+cV1ETQ/i/ERwWQPHSI7MLVAIl5SvIzGIjzkw+/t7X5EwHjbQZuMO7mQaSn NU0K1csqmO6JjoaKrNyuLtxo8tjnTYFcuAZDPxrE= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from [192.168.10.5] ([62.246.110.10]) by mail.gmx.net (mrgmx005 [212.227.17.190]) with ESMTPSA (Nemesis) id 1N17Ye-1lX0Tg1jsg-012U9K; Wed, 05 May 2021 18:51:30 +0200 Subject: Re: page fault while in kernel mode - after upgrade from 12.2 to 13.0 To: Mark Johnston References: <51a3abc5-76b9-df09-acbe-895b62ec87b3@gmx.net> Cc: freebsd-net@freebsd.org From: Michael Schmiedgen Message-ID: <197967f8-9675-4342-7961-8c902a57f58d@gmx.net> Date: Wed, 5 May 2021 18:51:30 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.10.0 MIME-Version: 1.0 In-Reply-To: <51a3abc5-76b9-df09-acbe-895b62ec87b3@gmx.net> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:2jGsdH6CCLxh52ls2yPPlEnBgTVQWt1Io5UO8obohwWq1hswmQi 0FVjGBCOUCgnTBOQrirbkw+dS7sKJkjnEnPRuilQN/Ff1vU77M7yd0m8lIc+PsRSMVScCnM 9pCZ8xCoMzPZZCS4czW4z4YrEckOiQMavAQ46Puhxww7BRgix2EvaCGZmHA5W7H8JL9qis1 ZI8/DrE0fGTc/xYSOzJXg== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1;V03:K0:4/zoTK8Qqa0=:/Gs3kJFXxUYN32eqv+DpEV AXbibvq3DfXbDMat8XBB3/qbEeWZHhT7Apnn31ghf04/jW/vTIHI08bvVcRFDUQZvdOWMWmKq 3NWv0faJJpqs+UjE5o7Q4Yuq9HgxBIHHkP4Fm2QpUM2l8NcQIHYKJJNehN5td1wZDaNzyk0YI AzEq3gqEtv6ccB+RcWkyu7uFeUEeSvYkJZHAK5G0SOm9Q4NDyurxobV6fq2nTSIHEzHh9Ryg6 Drohlf5RDpJhv6NRWMXYLDYfHWCfCFn9C49q7Fdt2CJ7TGAJyJDaeQ7niuz/jNUm32UFPS1Zv Fs+4yNMzFl7z3Rk6gGQb/ckaU17s9UyKvikLDAtZU7+v2qzeRsCLYhPEpt1q3ngHANpk2spYr V7g8rZi7rndy/0gFYG+vm3r+qhnXwxvkZHQLKPWXYfqj9HMl9vvvQWbHsxcYavbedrZY7M+HK 57a127N3LYTe7BhD4a/4Sz17VyhgsTXEYu4VW7ukolQQNr4lciHARZ3Z1ADRiut9UMmBiZMTi pqLOes7u/gKHt28+enVk2nv07c5wAje+vRS4Ls0IIzRikLMZj2m4WZ7bPhwctR5rld3Zu/CKh a+gzyDA4uNgnby3Lk9evNAKI0DoLsnY/VPTNtI487cGHDS8iRBcJqSXDzF3AQsus2KQat/4jj CZAKSUtefgJ/ElxUS8zs+odbRIckLfsvTTzUZ2MtNzMNIebBF10guwMrEqPDR73nP36DHBuc2 ega1HB9VLlM5nxr4eYrXljFD3Ow2LzkhN91hr7kTazUYaWt8CQUH2zguUjYDnqwLe/CdLI2Nv wsT44YTksOZwpGXVoshSB5jJteUKPY9OnbfJ30MiSv9QlnVsdXgGUrF8NgkUrP2dzU79Sn8RG Ry5Sx5KfZtYSKVY+rhkUdlw7FwTi/lV/8vyTfTklety4CmLdT0ePW20mVSC2kQaBhGhpmmVAE tJ+3fmbGhodmZB+j1p3KQ6dAgTjuK7xZ84ZoxJsvoTkXMI/9KbyYt6wg5yedEMtL6ow+wuHvT yGe4MdxNb2zR/dxwyLrWU1iQS8/fPx1bXRVNBcgf04cEO6B/w7f4YZZHsEFk/Hy9LlmbcwQc4 2xlUgn44jM1YlvEV335xjr6IqoFalW9EeUJGtjiJGHRMXIpM0vH6Lf+khWK1wIeuAo24ZYRzx JWIYbDc2WhfFqtqzIFdNcI15SKbfnOvLDipSwM6aCzgUqCI3OHMx5deTRcJZRRGXBvZAI= X-Rspamd-Queue-Id: 4Fb2mM5Rkyz4WvK X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; 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SPAMHAUS_ZRD(0.00)[212.227.15.15:from:127.0.2.255]; RCVD_IN_DNSWL_NONE(0.00)[212.227.15.15:from]; RWL_MAILSPIKE_POSSIBLE(0.00)[212.227.15.15:from]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-net] X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 05 May 2021 16:51:32 -0000 On 05.05.2021 18:35, Michael Schmiedgen wrote: > On 04.05.2021 21:02, Mark Johnston wrote: >> This looks like fairly random kernel memory corruption.=C2=A0 Are you a= ble to >> build an INVARIANTS kernel and test that?=C2=A0 Assuming you're using 1= 3.0, >> you'd grab the 13.0 sources, add "options INVARIANT_SUPPORT" and >> "options INVARIANTS" to the GENERIC kernel configuration in >> sys/amd64/conf, and do a "make buildkernel installkernel". > > Below some info with an INVARIANTS kernel. Please let me know if I can p= rovide > further information. Thank you! > > > --- kgdb backtrace > > > (kgdb) backtrace > #0=C2=A0 __curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:55 > #1=C2=A0 doadump (textdump=3D) at /usr/src/sys/kern/kern_= shutdown.c:399 [...] FYI, I just triggered another panic with INVARIANTS and the backtrace look= s like the one before. Michael