Date: Fri, 10 Nov 2000 19:00:46 -0800 (PST) From: satz@iranger.com To: freebsd-gnats-submit@FreeBSD.org Subject: i386/22762: GENERIC kernel and others crash when probing disks with ahc controller Message-ID: <20001111030046.72A6F37B479@hub.freebsd.org>
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>Number: 22762
>Category: i386
>Synopsis: GENERIC kernel and others crash when probing disks with ahc controller
>Confidential: no
>Severity: critical
>Priority: high
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Fri Nov 10 19:10:01 PST 2000
>Closed-Date:
>Last-Modified:
>Originator: Greg Satz
>Release: 4.1.1
>Organization:
>Environment:
FreeBSD fnu.iranger.com 4.1.1-RELEASE FreeBSD 4.1.1-RELEASE #0: Tue Sep 26 00:46:59 GMT 2000 jkh@narf.osd.bsdi.com:/usr/src/sys/compile/GENERIC i386
>Description:
The systems boots using the GENERIC kernel from the 4.1.1 distribution. However all kernels made with the ahc driver from the stable tree crash when attempting to probe the disks. Boot output below:
Copyright (c) 1992-2000 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 4.2-BETA #0: Fri Nov 10 18:03:25 MST 2000
root@fnu.iranger.com:/usr/src/sys/compile/GENERIC
Timecounter "i8254" frequency 1193182 Hz
CPU: Pentium/P54C (166.45-MHz 586-class CPU)
Origin = "GenuineIntel" Id = 0x52c Stepping = 12
Features=0x3bf<FPU,VME,DE,PSE,TSC,MSR,MCE,CX8,APIC>
real memory = 75497472 (73728K bytes)
avail memory = 69120000 (67500K bytes)
Preloaded elf kernel "kernel" at 0xc0436000.
Intel Pentium detected, installing workaround for F00F bug
md0: Malloc disk
vr0: <VIA VT3043 Rhine I 10/100BaseTX> port 0x6000-0x607f mem 0xf5000000-0xf5000
07f irq 5 at device 13.0 on pci0
vr0: Ethernet address: 00:80:c8:e1:1d:85
miibus0: <MII bus> on vr0
amphy0: <DM9101 10/100 media interface> on miibus0
amphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
pci0: <unknown card> (vendor=0x10ee, dev=0x3fc1) at 14.0 irq 9
pci0: <S3 ViRGE graphics accelerator> at 15.0 irq 10
fdc0: <NEC 765 or clone> at port 0x3f0-0x3f5,0x3f7 irq 6 drq 2 on isa0
fd0: <1440-KB 3.5" drive> on fdc0 drive 0
atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
atkbd0: <AT Keyboard> flags 0x1 irq 1 on atkbdc0
kbd0 at atkbd0
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x100>
sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
sio0: type 16450, console
sio1 at port 0x2f8-0x2ff irq 3 on isa0
sio1: type 16450
ppc0: <Parallel port> at port 0x378-0x37f irq 7 on isa0
ppc0: Generic chipset (NIBBLE-only) in COMPATIBLE mode
plip0: <PLIP network interface> on ppbus0
lpt0: <Printer> on ppbus0
lpt0: Interrupt-driven port
ppi0: <Parallel I/O> on ppbus0
ahc0: brkadrint, Illegal Sequencer Address referrenced at seqaddr = 0x3
SCB count = 10
QINFIFO entries:
Waiting Queue entries:
Disconnected Queue entries:
QOUTFIFO entries:
Sequencer Free SCB List: 0 1 2 3
Pending list:
Kernel Free SCB list: 8 7 6 5 4 3 2 1 0
ahc0: brkadrint, Illegal Sequencer Address referrenced at seqaddr = 0x3
SCB count = 10
QINFIFO entries:
Waiting Queue entries:
Disconnected Queue entries:
QOUTFIFO entries:
Sequencer Free SCB List: 0 1 2 3
Pending list:
Kernel Free SCB list: 8 7 6 5 4 3 2 1 0
This last part repeats over and over again at what looks like with interrupts locked out.
>How-To-Repeat:
Make a kernel from the stable tree and attempt to boot it on an ahc controller.
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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