Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753224AbbHGMJK (ORCPT ); Fri, 7 Aug 2015 08:09:10 -0400 Received: from mail-yk0-f169.google.com ([209.85.160.169]:35858 "EHLO mail-yk0-f169.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752140AbbHGMJJ (ORCPT ); Fri, 7 Aug 2015 08:09:09 -0400 MIME-Version: 1.0 X-Originating-IP: [195.54.192.103] In-Reply-To: References: Date: Fri, 7 Aug 2015 15:09:08 +0300 Message-ID: Subject: Re: 4.1-rc6: ATA link is slow to respond, please be patient From: Denis Kirjanov To: Christian Kujau Cc: linuxppc-dev@ozlabs.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3040 Lines: 75 On 8/7/15, Christian Kujau wrote: > Hi, > > this PowerBook G4 was running 3.16 for a while but now I wanted to upgrade > to latest mainline. However, during bootup the following happens: > > =============================== > [ 2.237102] ata1: PATA max UDMA/100 irq 39 > [ 2.401708] ata1.00: ATA-8: SAMSUNG HM061GC, LR100-10, max UDMA/100 > [ 2.401764] ata1.00: 117231408 sectors, multi 16: LBA48 > [ 2.417633] ata1.00: configured for UDMA/100 > [ 44.918102] ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0 > [ 44.920452] ata1.00: failed command: READ DMA > [ 44.922725] ata1.00: cmd c8/00:88:64:c2:12/00:00:00:00:00/e0 tag 0 dma > 69632 in > [ 44.927257] ata1.00: status: { DRDY } > [ 49.971784] ata1.00: qc timeout (cmd 0xec) > [ 49.976529] ata1.00: failed to IDENTIFY (I/O error, err_mask=0x4) > [ 49.978908] ata1.00: revalidation failed (errno=-5) > [ 55.019662] ata1: link is slow to respond, please be patient (ready=0) > [ 60.007677] ata1: device not ready (errno=-16), forcing hardreset > [ 60.012670] ata1: soft resetting link > [ 60.193638] ata1.00: configured for UDMA/100 > [ 60.196158] ata1.00: device reported invalid CHS sector 0 > [ 60.198610] ata1: EH complete > =============================== Interesting, I'll try to reproduce it on my G4. > > This happens only once, but systemd thinks there's a hard problem and will > drop to a recovery shell. I can start sshd and login remotely and then the > system appears to be running just fine. > > This happened in 4.2.0-rc5 so I went back a few versions and found that > 4.1-rc5 was OK (the error does not show up and the system boots just fine) > and 4.1-rc6 is not. > > Unfortunately a git-bisect between these two versions went completly off > the charts, I don't know what happened here: > > ================================== > first bad commit: > > 0fa372b6c95013af1334b3d5c9b5f03a70ecedab is the first bad commit > commit 0fa372b6c95013af1334b3d5c9b5f03a70ecedab > Author: Takashi Iwai > Date: Wed May 27 16:17:19 2015 +0200 > > ALSA: hda - Fix noise on AMD radeon 290x controller > ================================== > > I don't have this driver (or ALSA) even selected. I can reproduce this > error pretty reliably and I'd like to attempt another git-bisect > run when I'm more awake. But maybe somebody recognizes this error and > has a hint where this could come from? > > dmesg & .config: http://nerdbynature.de/bits/v4.1-rc6/ > > Thanks, > Christian. > -- > BOFH excuse #225: > > It's those computer people in X {city of world}. They keep stuffing things > up. > _______________________________________________ > Linuxppc-dev mailing list > Linuxppc-dev@lists.ozlabs.org > https://lists.ozlabs.org/listinfo/linuxppc-dev -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/