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=0.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED, URIBL_SBL,URIBL_SBL_A 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 9620AC04EB9 for ; Mon, 15 Oct 2018 22:13:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 353212064A for ; Mon, 15 Oct 2018 22:13:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Ra0S3eVz" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 353212064A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727006AbeJPGAa (ORCPT ); Tue, 16 Oct 2018 02:00:30 -0400 Received: from mail-qk1-f193.google.com ([209.85.222.193]:45006 "EHLO mail-qk1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726430AbeJPGAa (ORCPT ); Tue, 16 Oct 2018 02:00:30 -0400 Received: by mail-qk1-f193.google.com with SMTP id y8-v6so12875673qka.11; Mon, 15 Oct 2018 15:13:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=7snZLvx4TlTzQacheAN5EztkSbPtpKfLUDoPtcujf3E=; b=Ra0S3eVzO7n64gnJW5njT7o00azITvnl4AJ6zuPbGz9JTDfRaIrRdfnOLzNuiu9mQk xHw+ID5jIhTQD6OgQT6OWQrrhniJh8VcrfM3AVgLiHEZSWLypUySPkau3d+fWoy/y2I+ BVZPJuhG2kSWBb67Nx7HFNQIs9lY+pgb5tvCl9RGQ89/qnvPVXgOcdvRqQxiBtag5Hye lB808unFIJDOYCKojV5xj+/GiKzXpUA44zSDMVMswd89sWgQ9xQW0TrW0cDx6vEzfh7P zWeLHCaKnT5RDwNZ7pW7vNuCHWN2kgXNoHq+K/XSbsBvU1x1g42EFnWCMooBYZSTyL0T fUeA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=7snZLvx4TlTzQacheAN5EztkSbPtpKfLUDoPtcujf3E=; b=iuVqXCeC5AnUaBgRImSLGICCScvkCBT8JHjy4Nuv426v0G/hVC4di+t2zUrz/A3n8E IFYqhFu3in6snktz/K9v2U2JUYeh/PWI/EKjaM5D3+eLPeLf6yyI8B89SXA5Lph9Bl1x 8OwTBxA/BzuaLnafGqx7Z1+AntOZLcbRdvJNBYrTXbRWp7w4yPRAnYA48xoyZV+VWcrY LjqEf+Tt4DOJnZapb0vOBpRXPo3wmMEAINq0PQNAmodN819Fya68lIrp1oWGPJGpYbHt Hl1XE9lVOUn7fLKPBI6wgj1/svDz6Ky2McLrM6rEMb0KP4ZCHfd0kbfCRX/uVh+YiDOo BXGw== X-Gm-Message-State: ABuFfogQQe0bvCf0/ghX8QwBvedJC3yfad36KfpfEjV/1qngGVS67+ic wxcxuQb61Hi5dgX7/2dqIF1DN6YxdRfTg3bcSg== X-Google-Smtp-Source: ACcGV61vsx6ZLwI0WeL94eyTolHkvJcYcrJNRoCg/m6b5Q0l2+VMckoB2RBHuctC34acy+jL2+WTYMCaQ5UIfuyeGvY= X-Received: by 2002:a37:6904:: with SMTP id e4-v6mr815213qkc.79.1539641599891; Mon, 15 Oct 2018 15:13:19 -0700 (PDT) MIME-Version: 1.0 References: <20181015192546.15faf3a1@canb.auug.org.au> <20181015182637.GA16445@roeck-us.net> <20181016071240.3f62816d@canb.auug.org.au> <20181015211815.GA24993@roeck-us.net> <20181015221053.GA19822@roeck-us.net> In-Reply-To: <20181015221053.GA19822@roeck-us.net> From: Rob Herring Date: Mon, 15 Oct 2018 17:13:08 -0500 Message-ID: Subject: Re: linux-next: Tree for Oct 15 To: Guenter Roeck Cc: Stephen Rothwell , linux-next , "linux-kernel@vger.kernel.org" , Michael Ellerman , Benjamin Herrenschmidt , linuxppc-dev Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Oct 15, 2018 at 5:10 PM Guenter Roeck wrote: > > On Mon, Oct 15, 2018 at 04:48:27PM -0500, Rob Herring wrote: > > On Mon, Oct 15, 2018 at 4:18 PM Guenter Roeck wrote: > > > > > > On Mon, Oct 15, 2018 at 03:35:12PM -0500, Rob Herring wrote: > > > > On Mon, Oct 15, 2018 at 3:12 PM Stephen Rothwell wrote: > > > > > > > > > > Hi Guenter, > > > > > > > > > > [Just cc'ing the PPC and devicetree folks] > > > > > > > > > > On Mon, 15 Oct 2018 11:26:37 -0700 Guenter Roeck wrote: > > > > > > > > > > > > On Mon, Oct 15, 2018 at 07:25:46PM +1100, Stephen Rothwell wrote: > > > > > > > > > > > > > > My qemu boots of a powerpc pseries_le_defconfig kernel failed today. > > > > > > > > > > > > Same here. Interestingly, this only affects little endian pseries > > > > > > boots; big endian works fine. I'll try to bisect later. > > > > > > > > > > > > ALl ppc qemu tests (including big endian pseries) also generate a warning. > > > > > > > > > > > > WARNING: CPU: 0 PID: 0 at mm/memblock.c:1301 .memblock_alloc_range_nid+0x20/0x68 > > > > > > Modules linked in: > > > > > > CPU: 0 PID: 0 Comm: swapper Not tainted 4.19.0-rc7-next-20181015 #1 > > > > > > NIP: c000000000f99198 LR: c000000000f99490 CTR: c000000000bb8364 > > > > > > REGS: c000000001217a78 TRAP: 0700 Not tainted (4.19.0-rc7-next-20181015) > > > > > > MSR: 0000000080021000 CR: 24000422 XER: 20000000 > > > > > > IRQMASK: 1 > > > > > > GPR00: c000000000f99490 c000000001217d00 c00000000121a500 00000000000000c0 > > > > > > GPR04: 0000000000000000 0000000000000000 0000000000000000 ffffffffffffffff > > > > > > GPR08: 0000000000000000 00000000000000c0 0000000000000018 00000000000000b7 > > > > > > GPR12: 0000000000000040 c000000000fe7840 0000000000000000 0000000000000000 > > > > > > GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 > > > > > > GPR20: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 > > > > > > GPR24: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 > > > > > > GPR28: c000000000000304 c000000001262088 00000000000000c0 c000000000fea500 > > > > > > NIP [c000000000f99198] .memblock_alloc_range_nid+0x20/0x68 > > > > > > LR [c000000000f99490] .memblock_alloc_base+0x18/0x48 > > > > > > Call Trace: > > > > > > [c000000001217d00] [c000000002a00000] 0xc000000002a00000 (unreliable) > > > > > > [c000000001217d80] [c000000000f99490] .memblock_alloc_base+0x18/0x48 > > > > > > [c000000001217df0] [c000000000f7a274] .allocate_paca_ptrs+0x3c/0x74 > > > > > > [c000000001217e70] [c000000000f78bf0] .early_init_devtree+0x288/0x320 > > > > > > [c000000001217f10] [c000000000f79b6c] .early_setup+0x80/0x130 > > > > > > [c000000001217f90] [c000000000000528] start_here_multiplatform+0x68/0x80 > > > > > > > > > > > > > > > > > > sparc images crash, starting with next-20181009. Bisect with > > > > > > next-201810112 points to the merge of devicetree/for-next, though > > > > > > devicetree/for-next itself does not have the problem (bisect log > > > > > > attached below). The crash is in devicetree code. > > > > > > > > > > > > Crash logs: > > > > > > https://kerneltests.org/builders/qemu-sparc64-next/builds/981/steps/qemubuildcommand_1/logs/stdio > > > > > > https://kerneltests.org/builders/qemu-sparc-next/builds/975/steps/qemubuildcommand_1/logs/stdio > > > > > > > > The sparc crash appears to be related to changes I made. Looking into it. > > > > > > > > > > Let me know if you need me to test anything or do some debugging. > > > > Well, I'm not having any luck getting sparc qemu to work. Here's what > > I'm trying with a sparc32_defconfig kernel: > > > > $ qemu-system-sparc -kernel .build-sparc/vmlinux -M SS-4 -nographic -m > > 256 -no-reboot > > rom: requested regions overlap (rom phdr #0: .build-sparc/vmlinux. > > free=0x000000000000057a, addr=0x0000000000000000) > > qemu-system-sparc: rom check and register reset failed > > > > What is your qemu version ? 2.11 from ubuntu 18.04: QEMU emulator version 2.11.1(Debian 1:2.11+dfsg-1ubuntu7.5) Rob