From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ozlabs.org (ozlabs.org [103.22.144.67]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id CBE171A0008 for ; Thu, 26 Jun 2014 16:54:18 +1000 (EST) Received: from e06smtp11.uk.ibm.com (e06smtp11.uk.ibm.com [195.75.94.107]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 9F10A1400B9 for ; Thu, 26 Jun 2014 16:54:17 +1000 (EST) Received: from /spool/local by e06smtp11.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 26 Jun 2014 07:54:13 +0100 Received: from b06cxnps4076.portsmouth.uk.ibm.com (d06relay13.portsmouth.uk.ibm.com [9.149.109.198]) by d06dlp03.portsmouth.uk.ibm.com (Postfix) with ESMTP id 5FB8A1B0804B for ; Thu, 26 Jun 2014 07:54:43 +0100 (BST) Received: from d06av11.portsmouth.uk.ibm.com (d06av11.portsmouth.uk.ibm.com [9.149.37.252]) by b06cxnps4076.portsmouth.uk.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id s5Q6sAmW34734210 for ; Thu, 26 Jun 2014 06:54:10 GMT Received: from d06av11.portsmouth.uk.ibm.com (localhost [127.0.0.1]) by d06av11.portsmouth.uk.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id s5Q6sAqT003483 for ; Thu, 26 Jun 2014 00:54:10 -0600 Message-ID: <53ABC37C.6050101@fr.ibm.com> Date: Thu, 26 Jun 2014 08:53:48 +0200 From: Cedric Le Goater MIME-Version: 1.0 To: Sukadev Bhattiprolu , linuxppc-dev@ozlabs.org Subject: Re: powerpc: crash with 3.16.0-rc2 References: <20140626061015.GA13181@us.ibm.com> In-Reply-To: <20140626061015.GA13181@us.ibm.com> Content-Type: text/plain; charset=UTF-8 List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Hi Suka, On 06/26/2014 08:10 AM, Sukadev Bhattiprolu wrote: > I got the following crash in Open Firmware, on two separate systems > with recent mainline kernel (3.16.0-rc2). One was a P8 LPAR with no > changes to kernel and another a Power7 LPAR with some kernel changes > (24x7 perf counter patches). I will backout the patches and try but > wanted to check if there is some config change I am missing. > > I am also attaching the config file (which is based on a 3.14 > kernel that boots ok). > > --- > OF stdout device is: /vdevice/vty@30000000 > Preparing to boot Linux version 3.16.0-rc2-unwind+ (root@saturn-lp2) (gcc version 4.8.2 20131212 (Red Hat 4.8.2-7) (GCC) ) #5 SMP Thu Jun 26 00:01:47 CDT 2014 > Detected machine type: 0000000000000101 > Max number of cores passed to firmware: 256 (NR_CPUS = 1024) > Calling ibm,client-architecture-support... done > command line: BOOT_IMAGE=/vmlinux-3.16.0-rc2-unwind root=UUID=017d60b7-9db9-4d91-9dc8-4e6f91b0ed40 ro biosdevname=0 vconsole.font=latarcyrheb-sun16 > memory layout at init: > memory_limit : 0000000000000000 (16 MB aligned) > alloc_bottom : 0000000005530000 > alloc_top : 0000000010000000 > alloc_top_hi : 0000000010000000 > rmo_top : 0000000010000000 > ram_top : 0000000010000000 > instantiating rtas at 0x000000000ee90000... done > Querying for OPAL presence... not there. A patch from Michael Ellerman was just merged : powerpc/powernv: Remove OPAL v1 takeover I think it fixes the problem you are seeing. Cheers, C. > DEFAULT CATCH!, exception-handler=fff00700 > at %SRR0: 0000000004133064 %SRR1: 8000000000081002 > Open Firmware exception handler entered from non-OF code > > Client's Fix Pt Regs: > 00 0000000004133030 0000000004133018 00000000047b1b28 0000000000000002 > 04 0000000028005024 00000000047b1b28 0000000000001002 0000000004132f18 > 08 0000000000000000 0000000000000000 0000000004132f18 0000000000001002 > 0c a000000000000001 0000000000000000 0000000001a3fd20 000000000401bb70 > 10 000000000401c030 000000000401bd70 fffffffffffffffd 0000000001a3fd20 > 14 0000000001b49080 000000000ee90000 0000000001170000 000000000ee90000 > 18 000000000401c510 0000000003690000 000000000401bb28 0000000004193da0 > 1c 0000000001a3fd60 794927e391410070 e87f0000408204cc 3cc2ff8b38c629d8 > Special Regs: > %IV: 00000700 %CR: 28005022 %XER: 00000000 %DSISR: 42000000 > %SRR0: 0000000004133064 %SRR1: 8000000000081002 > %LR: 0000000004133030 %CTR: 0000000000000000 > %DAR: 01a3fcf00020b4ac > Virtual PID = 0 > ok > > > > _______________________________________________ > Linuxppc-dev mailing list > Linuxppc-dev@lists.ozlabs.org > https://lists.ozlabs.org/listinfo/linuxppc-dev >