Dear all,
When I try to make FreeBSD work in Xen domU with multiple vcups, I got a
kernel panic. If someone have a clue .
I got the following error :
WARNING: loader(8) metadata is missing!
GDB: no debug ports present
KDB: debugger backends: ddb
KDB: current backend: ddb
Copyright (c) 1992-2010 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 is a registered trademark of The FreeBSD Foundation.
FreeBSD 9.0-CURRENT #1: Tue Mar 23 20:38:17 CET 2010
drgk...@redproxy2:/usr/obj/usr/src/sys/XEN i386
WARNING: WITNESS option enabled, expect reduced performance.
Xen reported: 2526.982 MHz processor.
Timecounter "ixen" frequency 1000000000 Hz quality 0
CPU: Intel(R) Xeon(R) CPU X3440 @ 2.53GHz (2526.98-MHz 686-class
CPU)
Origin = "GenuineIntel" Id = 0x106e5 Family = 6 Model = 1e Stepping =
5
Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA
,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
Features2=0x98e3fd<SSE3,DTES64,MON,DS_CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PD
CM,SSE4.1,SSE4.2,POPCNT>
AMD Features=0x28100000<NX,RDTSCP,LM>
AMD Features2=0x1<LAHF>
TSC: P-state invariant
Data TLB: 4 KB pages, 4-way set associative, 64 entries
1st-level data cache: 32 KB, 8-way set associative, 64 byte line size
L2 cache: 256 kbytes, 8-way associative, 64 bytes/line
real memory = 536870912 (512 MB)
Physical memory chunk(s):
0x00000000007f0000 - 0x000000001f638fff, 518295552 bytes (126537 pages)
avail memory = 515362816 (491 MB)
APIC: Using the MPTable enumerator.
SMP: Added CPU 0 (BSP)
ULE: setup cpu 0
[XEN] IPI cpu=0 irq=128 vector=RESCHEDULE_VECTOR (0)
[XEN] IPI cpu=0 irq=129 vector=CALL_FUNCTION_VECTOR (1)
Event-channel device installed.
mem: <memory>
Pentium Pro MTRR support enabled
nfslock: pseudo-device
null: <null device, zero device>
random: <entropy source, Software, Yarrow>
io: <I/O>
crypto: <crypto core>
Grant table initialized
xenbus0: <Xen Devices> on motherboard
xc0: <Xen Console> on motherboard
kernel trap 12 with interrupts disabled
Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address = 0x8
fault code = supervisor read, page not present
instruction pointer = 0x21:0xc0389142
stack pointer = 0x29:0xc06c6ad8
frame pointer = 0x29:0xc06c6af0
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 1, pres 1, def32 1, gran 1
processor eflags = resume, IOPL = 0
current process = 0 (swapper)
[ thread pid 0 tid 100000 ]
Stopped at intr_execute_handlers+0x12: movl 0x8(%ebx),%eax
db>
db>
db> show alllocks
Process 0 (kernel) thread 0xc044f430 (100000)
exclusive sleep mutex Giant (Giant) r = 0 (0xc0450c50) locked @
/usr/src/sys/kern/kern_module.c:117
Or :
Started domain RedProxy2 (id=23)
WARNING: loader(8) metadata is missing!
GDB: no debug ports present
KDB: debugger backends: ddb
KDB: current backend: ddb
Copyright (c) 1992-2010 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 is a registered trademark of The FreeBSD Foundation.
FreeBSD 9.0-CURRENT #1: Tue Mar 23 20:38:17 CET 2010
drgk...@redproxy2:/usr/obj/usr/src/sys/XEN i386
WARNING: WITNESS option enabled, expect reduced performance.
Xen reported: 2526.984 MHz processor.
Timecounter "ixen" frequency 1000000000 Hz quality 0
CPU: Intel(R) Xeon(R) CPU X3440 @ 2.53GHz (2526.98-MHz 686-class
CPU)
Origin = "GenuineIntel" Id = 0x106e5 Family = 6 Model = 1e Stepping =
5
Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA
,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
Features2=0x98e3fd<SSE3,DTES64,MON,DS_CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PD
CM,SSE4.1,SSE4.2,POPCNT>
AMD Features=0x28100000<NX,RDTSCP,LM>
AMD Features2=0x1<LAHF>
TSC: P-state invariant
Data TLB: 4 KB pages, 4-way set associative, 64 entries
1st-level data cache: 32 KB, 8-way set associative, 64 byte line size
L2 cache: 256 kbytes, 8-way associative, 64 bytes/line
real memory = 536870912 (512 MB)
Physical memory chunk(s):
0x00000000007f0000 - 0x000000001f638fff, 518295552 bytes (126537 pages)
avail memory = 515362816 (491 MB)
APIC: Using the MPTable enumerator.
SMP: Added CPU 0 (BSP)
SMP: Added CPU 1 (AP)
gdtpfn=219746 pdptpfn=5cc05
panic: HYPERVISOR_vcpu_op(VCPUOP_initialise, cpu, &ctxt):
/usr/src/sys/i386/xen/mp_machdep.c:927
cpuid = 0
KDB: enter: panic
Here are the kernel informations :
uname -a
FreeBSD RedProxy2 9.0-CURRENT FreeBSD 9.0-CURRENT
Kernel conf :
#
# XEN -- Kernel configuration for i386 XEN DomU
#
# $FreeBSD: src/sys/i386/conf/XEN,v 1.13 2010/03/13 09:21:00 ed Exp $
cpu I686_CPU
ident XEN
makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
makeoptions MODULES_OVERRIDE=""
options SCHED_ULE # ULE scheduler
options PREEMPTION # Enable kernel thread preemption
#options SCHED_4BSD
options INET # InterNETworking
options INET6 # IPv6 communications protocols
options SCTP # Stream Control Transmission Protocol
options FFS # Berkeley Fast Filesystem
options SOFTUPDATES # Enable FFS soft updates support
options UFS_ACL # Support for access control lists
options UFS_DIRHASH # Improve performance on big directories
options UFS_GJOURNAL # Enable gjournal-based UFS journaling
options NFSCLIENT # Network Filesystem Client
options NFSSERVER # Network Filesystem Server
options NFSLOCKD # Network Lock Manager
options NFS_ROOT # NFS usable as /, requires NFSCLIENT
options MSDOSFS # MSDOS Filesystem
options CD9660 # ISO 9660 Filesystem
options PROCFS # Process filesystem (requires
PSEUDOFS)
options PSEUDOFS # Pseudo-filesystem framework
options GEOM_PART_GPT # GUID Partition Tables.
options GEOM_LABEL # Provides labelization
options COMPAT_FREEBSD4 # Compatible with FreeBSD4
options COMPAT_FREEBSD5 # Compatible with FreeBSD5
options COMPAT_FREEBSD6 # Compatible with FreeBSD6
options COMPAT_FREEBSD7 # Compatible with FreeBSD7
options KTRACE # ktrace(1) support
options STACK # stack(9) support
options SYSVSHM # SYSV-style shared memory
options SYSVMSG # SYSV-style message queues
options SYSVSEM # SYSV-style semaphores
options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
options KBD_INSTALL_CDEV # install a CDEV entry in /dev
options AUDIT # Security event auditing
# Debugging for use in -current
options KDB # Enable kernel debugger support.
options DDB # Support DDB.
options GDB # Support remote GDB.
options DEADLKRES # Enable the deadlock resolver
options INVARIANTS # Enable calls of extra sanity checking
options INVARIANT_SUPPORT # Extra sanity checks of internal
structures, required by INVARIANTS
options WITNESS # Enable checks to detect deadlocks
and cycles
options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed
options PAE
nooption NATIVE
option XEN
nodevice atpic
nodevice isa
options MCLSHIFT=12
# To make an SMP kernel, the next two lines are needed
options SMP # Symmetric MultiProcessor Kernel
device apic # I/O APIC
#device atkbdc # AT keyboard controller
#device atkbd # AT keyboard
device psm # PS/2 mouse
device pci
#device kbdmux # keyboard multiplexer
# Pseudo devices.
device loop # Network loopback
device random # Entropy device
device ether # Ethernet support
device tun # Packet tunnel.
device pty # Pseudo-ttys (telnet etc)
device md # Memory "disks"
device gif # IPv6 and IPv4 tunneling
device faith # IPv6-to-IPv4 relaying (translation)
# The `bpf' device enables the Berkeley Packet Filter.
# Be aware of the administrative consequences of enabling this!
# Note that 'bpf' is required for DHCP.
device bpf # Berkeley packet filter
device pf
device pfsync
device pflog
device carp
option IPSEC
option IPSEC_ESP
device crypto
options ALTQ
options ALTQ_CBQ # Class Bases Queuing (CBQ)
options ALTQ_RED # Random Early Detection (RED)
options ALTQ_RIO # RED In/Out
options ALTQ_HFSC # Hierarchical Packet Scheduler (HFSC)
options ALTQ_PRIQ # Priority Queuing (PRIQ)
options ALTQ_NOPCC # Required for SMP build
Informations about the Xen domU :
Xen 3.4 amd 64 with 2.6.32-3-xen-amd64 linux kernel.
Thanks by advance.
Regards,
Guillaume Seigneuret
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