Date: Thu, 22 Jan 2009 15:21:45 +0000 From: Gavin Atkinson <gavin@FreeBSD.org> To: mister.olli@googlemail.com Cc: freebsd-current@FreeBSD.org Subject: Re: KDB panic with 2 vcpus Message-ID: <1232637705.16898.3.camel@buffy.york.ac.uk> In-Reply-To: <1232565243.5225.31.camel@phoenix.blechhirn.net> References: <1232565243.5225.31.camel@phoenix.blechhirn.net>
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On Wed, 2009-01-21 at 20:14 +0100, Mister Olli wrote: > Hi.. > > I'm currently trying to setup FreeBSD 8-CURRENT as a para-virtualized > domU on XEN 3.3.0 (with gentoo dom0). > > When I configure 2 CPU's (using vcpus=2) in the domU config file, I get > the following error during bootup: > ========================================================================== > virt-001 template_8-CURRENT # xm create -c 00_template_8-CURRENT.XENconfig > Using config file "./00_template_8-CURRENT.XENconfig". > Started domain template_8-CURRENT > WARNING: loader(8) metadata is missing! > GDB: no debug ports present > KDB: debugger backends: ddb > KDB: current backend: ddb > Copyright (c) 1992-2009 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 8.0-CURRENT #0: Wed Jan 14 21:47:10 CET 2009 > root@template-8_CURRENT.localdomain:/usr/obj/usr/src/sys/freebsd8_XEN > WARNING: WITNESS option enabled, expect reduced performance. > Xen reported: 1600.056 MHz processor. > Timecounter "ixen" frequency 1000000000 Hz quality 0 > CPU: AMD Athlon(tm) Processor (1600.06-MHz 686-class CPU) > Origin = "AuthenticAMD" Id = 0x662 Stepping = 2 > Features=0x383fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE> > AMD Features=0xc0480800<SYSCALL,MP,MMX+,3DNow!+,3DNow!> > real memory = 268435456 (256 MB) > avail memory = 256045056 (244 MB) > gdtpfn=3e2d8 pdptpfn=28a43 > FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs > cpu0 (BSP): APIC ID: 0 > cpu1 (AP): APIC ID: 1 > cpu=0 irq=0 vector=0 > cpu=0 irq=0 vector=1 > cpu=1 irq=0 vector=0 > cpu=1 irq=0 vector=1 > kbd0 at kbdmux0 > xenbus0: <Xen Devices> on motherboard > xc0: <Xen Console> on motherboard > Timecounters tick every 100.000 msec > xbd0: 5120MB <Virtual Block Device> at device/vbd/768 on xenbus0 > xbd0: attaching as ad0 > xn0: <Virtual Network Interface> at device/vif/0 on xenbus0 > xn0: Ethernet address: 00:16:3e:11:4d:c4 > GEOM: ad0s1: geometry does not match label (16h,63s != 255h,63s). > [XEN] netfront_backend_changed: newstate=2 > [XEN] netfront_backend_changed: newstate=4 > Spanic: blockable sleep lock (sleep mutex) XCONS LOCK @ /usr/src/sys/dev/xen/console/console.c:290 > cpuid = 1 > KDB: enter: panic > [thread pid 11 tid 100003 ] > Stopped at kdb_enter+0x3a: movl $0,kdb_why > db> At this point, can you enter the following commands and show the result? bt show alllocks Thanks, Gavin
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