From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from db8outboundpool.messaging.microsoft.com (mail-db8lp0184.outbound.messaging.microsoft.com [213.199.154.184]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (Client CN "mail.global.frontbridge.com", Issuer "MSIT Machine Auth CA 2" (not verified)) by ozlabs.org (Postfix) with ESMTPS id 0D0F52C0332 for ; Sat, 12 Oct 2013 04:49:27 +1100 (EST) Message-ID: <1381513748.7979.503.camel@snotra.buserror.net> Subject: Re: Gianfar driver crashes in Kernel v3.10 From: Scott Wood To: Thomas =?ISO-8859-1?Q?H=FChn?= Date: Fri, 11 Oct 2013 12:49:08 -0500 In-Reply-To: References: <8EF35D6A-A132-458C-A3B4-80D4D2C5BA4C@dai-labor.de> <1381270140.7979.287.camel@snotra.buserror.net> Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 Cc: "linuxppc-dev@lists.ozlabs.org" , "claudiu.manoil@freescale.com" List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Fri, 2013-10-11 at 11:17 +0200, Thomas H=C3=BChn wrote: > Hi Scott, >=20 > On 09.10.2013, at 00:09, Scott Wood wrote: >=20 > > On Fri, 2013-10-04 at 12:03 +0000, Thomas H=C3=BChn wrote: > >> [code] > >> [ 2671.841927] Oops: Exception in kernel mode, sig: 5 [#1] > >> [ 2671.847141] Freescale P1014 > >> [ 2671.849925] Modules linked in: ath9k pppoe ppp_async iptable_nat = ath9k_common pppox p > >> e xt_tcpudp xt_tcpmss xt_string xt_statistic xt_state xt_recent xt_q= uota xt_pkttype xt_o > >> mark xt_connbytes xt_comment xt_addrtype xt_TCPMSS xt_REDIRECT xt_NE= TMAP xt_LOG xt_IPMAR > >> ms_datafab ums_cypress ums_alauda slhc nf_nat_tftp nf_nat_snmp_basic= nf_nat_sip nf_nat_r > >> ntrack_sip nf_conntrack_rtsp nf_conntrack_proto_gre nf_conntrack_irc= nf_conntrack_h323 n > >> compat_xtables compat ath sch_teql sch_tbf sch_sfq sch_red sch_prio = sch_htb sch_gred sc > >> skbedit act_mirred em_u32 cls_u32 cls_tcindex cls_flow cls_route cls= _fw sch_hfsc sch_ing > >> r usb_storage leds_gpio ohci_hcd ehci_platform ehci_hcd sd_mod scsi_= mod fsl_mph_dr_of gp > >> [ 2671.988946] CPU: 0 PID: 5209 Comm: iftop Not tainted 3.10.13 #2 > >> [ 2671.994859] task: c4b22220 ti: c7ff8000 task.ti: c477e000 > >> [ 2672.000250] NIP: c018c7a0 LR: c018c794 CTR: c000b070 > >> [ 2672.005206] REGS: c7ff9f10 TRAP: 3202 Not tainted (3.10.13) > >=20 > > Trap 0x3202 is a watchdog timer. > >=20 > > Did you get a "Bad trap at=E2=80=A6" line before the above dump? =20 >=20 > I need to setup my test scenario again as I just copied the crash lines= out of it without saving the full file with all lines. >=20 > > Do you have > > any idea why the watchdog would have been armed without CONFIG_BOOKE_= WDT > > being set? =20 >=20 > > Is CONFIG_BOOKE_WDT set? > >=20 > This config option is not set. Should I try with the CONFIG_BOOK_WDT en= abled ? Instead, could you try to track down where TCR[WE] is getting set, and dump TCR in unknown_exception()? -Scott