Re: re0: watchdog timeout issue

[Sepherosa Ziehau <sepherosa@xxxxxxxxx>]

On Tue, Mar 13, 2012 at 1:38 PM, karim.allah.ahmed@gmail.com
<karim.allah.ahmed@gmail.com> wrote:
> Here's the whole output of dmesg ...
>
> XMMNNOOCopyright (c) 2003-2012 The DragonFly Project.
> Copyright (c) 1992-2003 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.
> sdt_probe: no RSDP
> fadt_probe: can't locate FADT
> madt_probe: can't locate MADT
> DragonFly v3.0.1-RELEASE #3: Mon Feb 20 16:41:19 MSK 2012
>     root@df.v12.su:/usr/obj/home/justin/make_30/src/sys/GENERIC
> TSC clock: 2266498894 Hz, i8254 clock: 1193128 Hz
> CPU: QEMU Virtual CPU version 0.14.1 (2266.62-MHz 686-class CPU)
>   Origin = "GenuineIntel"  Id = 0x623  Stepping = 3
>
> Features=0x78bfbfd<FPU,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2>
>   Features2=0x80802001<SSE3,CX16,POPCNT,VMM>
>   AMD Features=0x100000<NX>
>   AMD Features2=0x1<LAHF>
> real memory  = 1073341440 (1023 MB)
> avail memory = 1019428864 (972 MB)
> lapic: divisor index 0, frequency 500005880 Hz
> Initialize MI interrupts
> FQ scheduler policy version 1.1 loaded
> kbd1 at kbdmux0
> disk scheduler: set policy of md0 to noop
> md0: Malloc disk
> ACPI Error: A valid RSDP was not found (20110211/tbxfroot-309)
> ACPI: Table initialisation failed: AE_NOT_FOUND
> ACPI: Try disabling either ACPI or apic support.
> npx0: <math processor> on motherboard
> npx0: INT 16 interface
> Using XMM optimized bcopy/copyin/copyout
> cryptosoft0: <software crypto> on motherboard
> pcib0: <MPTABLE Host-PCI bridge> pcibus 0 on motherboard
> pci0: <PCI bus> on pcib0
> isab0: <PCI-ISA bridge> at device 1.0 on pci0
> isa0: <ISA bus> on isab0
> atapci0: <Intel PIIX3 WDMA2 controller> port
> 0xc000-0xc00f,0x376,0x170-0x177,0x3f6,0x1f0-0x1f7 at device 1.1 on pci0
> ata0: <ATA channel 0> on atapci0
> disk scheduler: set policy of ad0 to noop
> ad0: 40960MB <QEMU HARDDISK 0.14.1> at ata0-master WDMA2
> ata1: <ATA channel 1> on atapci0
> disk scheduler: set policy of acd0 to noop
> acd0: CDROM <QEMU DVD-ROM/0.14.1> at ata1-master WDMA2
> vgapci0: <VGA-compatible display> mem
> 0xf2000000-0xf2000fff,0xf0000000-0xf1ffffff at device 2.0 on pci0
> re0: <RealTek 8139C+ 10/100BaseTX> port 0xc100-0xc1ff mem
> 0xf2020000-0xf20200ff irq 11 at device 3.0 on pci0
> re0: Hardware rev. 0x74800000; MAC ver. 0x00; PCI32 33MHz
> miibus0: <MII bus> on re0
> ukphy0: <Generic IEEE 802.3u media interface> on miibus0
> ukphy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
> re0: MAC address: 52:54:00:12:34:56
> pmtimer0 on isa0
> fdc0: <NEC 72065B or clone> at port 0x3f0-0x3f5,0x3f7 irq 6 drq 2 on isa0
> atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
> atkbd0: <AT Keyboard> flags 0x1 irq 1 on atkbdc0
> kbd0 at atkbd0
> psm0: <PS/2 Mouse> irq 12 on atkbdc0
> psm0: model IntelliMouse Explorer, device ID 4
> 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=0x300>
> sio0: configured irq 4 not in bitmap of probed irqs 0
> sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
> sio0: type 16550A
> sio1: can't drain, serial port might not exist, disabling
> ppc0: <Parallel port> at port 0x378-0x37f irq 7 on isa0
> ppc0: Generic chipset (NIBBLE-only) in COMPATIBLE mode
> ppbus0: <Parallel port bus> on ppc0
> plip0: <PLIP network interface> on ppbus0
> lpt0: <Printer> on ppbus0
> lpt0: Interrupt-driven port
> ppi0: <Parallel I/O> on ppbus0
> CAM: Configuring 2 busses
> CAM: finished configuring all busses
> disk scheduler: set policy of cd0 to noop
> cd0 at ata1 bus 0 target 0 lun 0
> cd0: <QEMU QEMU DVD-ROM 0.14> Removable CD-ROM SCSI-0 device
> cd0: 16.000MB/s transfers
> cd0: Attempt to query device size failed: NOT READY, Medium not present
> Mounting root from hammer:serno/QM00001.s1d
> tryroot serno/QM00001.s1d
> HAMMER(ROOT) recovery check seqno=00136a2a
> HAMMER(ROOT) recovery range 3000000002d262d0-3000000002d262d0
> HAMMER(ROOT) recovery nexto 3000000002d262d0 endseqno=00136a2b
> HAMMER(ROOT) mounted clean, no recovery needed
> DMA space used: 152k, remaining available: 16384k
> Mounting devfs
> re0: watchdog timeout
> intr 11 on cpu0 at 40001/40000 hz, livelocked limit engaged!

re0's interrupt is irq11, so it looks like re0 never considers the
interrupt is for him.  Would it be possible that you could change the
emulated network device?

Other option, set hw.ioapic_enable="0" in /boot/loader.conf
I am considering disabling I/O APIC on all virtual machines.

Best Regards,
sephe

-- 
Tomorrow Will Never Die