[Fwd: MMU Miss panic]

Andrew D Wiles adw at dsmirc.f9.co.uk
Thu Jan 20 14:27:50 PST 2005

Doug White wrote:

>On Wed, 19 Jan 2005, Andrew D Wiles wrote:
>>I recently 'suped to 5.3-p5 and on boot I get a panic about MMU Miss and
>>the system panics and doesn't even drop to OF and I have to do a hard reset.
>>It occurs after the kernel boots and init tries to start on my Ultra 5.
>>I will try to give more information as it is requested but the U5 is a
>>critical fileserver on the network.
>I have a 270MHz U5 here but installing freebsd on it is painful.  Can you
>post the panic output please?

Copyright (c) 1992-2004 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
    The Regents of the University of California. All rights reserved.
FreeBSD 5.3-RELEASE-p5 #0: Sat Nov 13 07:56:20 GMT 2004
    tyr at tyr.asgard.jara23.co.uk:/usr/obj/usr/src/sys/TYR
Timecounter "tick" frequency 269845625 Hz quality 1000
real memory  = 134217728 (128 MB)
avail memory = 116793344 (111 MB)
cpu0: Sun Microsystems UltraSparc-IIi Processor (269.85 MHz CPU)
nexus0: <Open Firmware Nexus device>
pcib0: <U2P UPA-PCI bridge> on nexus0
pcib0: Sabre, impl 0, version 0, ign 0x7c0, bus A
pcib0: [FAST]
pcib0: [FAST]
pcib0 dvma: DVMA map: 0xc0000000 to 0xc3ffffff
pci0: <OFW PCI bus> on pcib0
pcib1: <APB PCI-PCI bridge> at device 1.1 on pci0
pci1: <OFW PCI bus> on pcib1
ebus0: <PCI-EBus2 bridge> mem 
0xf1000000-0xf17fffff,0xf0000000-0xf0ffffff at device 1.0 on pci1
ebus0: <auxio> addr 
(no driver attached)
ebus0: <power> addr 0x1400724000-0x1400724003 irq 37 (no driver attached)
ebus0: <SUNW,pll> addr 0x1400504000-0x1400504002 (no driver attached)
sab0: <Siemens SAB 82532 v3.2> addr 0x1400400000-0x140040007f irq 43 on 
sab0: [FAST]
sabtty0: <ttya> on sab0
sabtty1: <ttyb> on sab0
ebus0: <su> addr 0x14003083f8-0x14003083ff irq 41 (no driver attached)
ebus0: <su> addr 0x14003062f8-0x14003062ff irq 42 (no driver attached)
ebus0: <ecpp> addr 
irq 34 (no driver attached)
ebus0: <fdthree> addr 
irq 39 (no driver attached)
eeprom0: <EEPROM/clock> addr 0x1400000000-0x1400001fff on ebus0
eeprom0: model mk48t59
eeprom0: hostid 8099efc2
ebus0: <flashprom> addr 0x1000000000-0x10000fffff (no driver attached)
ebus0: <SUNW,CS4231> addr 
irq 36,35 (no driver attached)
hme0: <Sun HME 10/100 Ethernet> mem 0xe0000000-0xe0007fff at device 1.1 
on pci1
miibus0: <MII bus> on hme0
nsphy0: <DP83840 10/100 media interface> on miibus0
nsphy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
hme0: Ethernet address: 08:00:20:99:ef:c2
hme0: if_start running deferred for Giant
pci1: <display, VGA> at device 2.0 (no driver attached)
atapci0: <CMD 646 WDMA2 controller> port 
at device 3.0 on pci1
ata2: channel #0 on atapci0
ata3: channel #1 on atapci0
pcib2: <APB PCI-PCI bridge> at device 1.0 on pci0
pci2: <OFW PCI bus> on pcib2
ohci0: <AcerLabs M5237 (Aladdin-V) USB controller> mem 0x2000-0x2fff at 
device 3.0 on pci2
usb0: OHCI version 1.0, legacy support
usb0: <AcerLabs M5237 (Aladdin-V) USB controller> on ohci0
usb0: USB revision 1.0
uhub0: AcerLabs OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub0: 2 ports with 2 removable, self powered
ohci1: <AcerLabs M5237 (Aladdin-V) USB controller> mem 0x4000-0x4fff at 
device 3.1 on pci2
usb1: OHCI version 1.0, legacy support
usb1: <AcerLabs M5237 (Aladdin-V) USB controller> on ohci1
usb1: USB revision 1.0
uhub1: AcerLabs OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub1: 2 ports with 2 removable, self powered
ohci2: <AcerLabs M5237 (Aladdin-V) USB controller> mem 0x6000-0x6fff at 
device 3.2 on pci2
usb2: OHCI version 1.0, legacy support
usb2: <AcerLabs M5237 (Aladdin-V) USB controller> on ohci2
usb2: USB revision 1.0
uhub2: AcerLabs OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub2: 2 ports with 2 removable, self powered
pci2: <serial bus, USB> at device 3.3 (no driver attached)
Timecounters tick every 10.000 msec
ad0: 39266MB <HDS728040PLAT20/PF1OA21B> [79780/16/63] at ata2-master WDMA2
acd0: CDRW <CRD-8240B/1.24> at ata3-master PIO4
Mounting root from ufs:/dev/ad0a
Pre-seeding PRNG:Panic: Fast Data Access MMU Miss

This happens with and without the patches provided by jhb@ via Kris K in 
another thread.

I agree about installing FreeBSD on the U5 painful, I had to resort to a 
serial console and tip from another box.

Andrew D Wiles

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