Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933582AbZIDKVv (ORCPT ); Fri, 4 Sep 2009 06:21:51 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933437AbZIDKVt (ORCPT ); Fri, 4 Sep 2009 06:21:49 -0400 Received: from lo.gmane.org ([80.91.229.12]:57208 "EHLO lo.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933431AbZIDKVr (ORCPT ); Fri, 4 Sep 2009 06:21:47 -0400 X-Injected-Via-Gmane: http://gmane.org/ To: linux-kernel@vger.kernel.org From: Frederik Himpe Subject: virtio-net: networking not working when not in promiscuous mode Date: Fri, 4 Sep 2009 10:21:34 +0000 (UTC) Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: artipc9.vub.ac.be User-Agent: Pan/0.133 (House of Butterflies) Cc: netdev@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 15684 Lines: 366 On kernel 2.6.38-rc8-git1, virtio-net networking in my qemu-kvm 0.10.6 x86_64 virtual machine is not working: dhclient eth0 just times out. As soon as I launch tcpdump however and put eth0 in promiscuous mode, dhclient gets an IP and networking works fine. virtio-net also works fine if I switch to a 2.6.29.6 based kernel. What could be the problem? 2.6.38-rc8-git1 dmesg: Linux version 2.6.31-0.rc8.1.1mdv (mandrake@klodia.mandriva.com) (gcc version 4.4.1 (GCC) ) #1 SMP Sat Aug 29 11:14:57 EDT 2009 Command line: BOOT_IMAGE=2.6.31rc8-1.1 root=UUID=9f209c38- b252-11dd-94f3-545200386498 speedboot resume=UUID=ced15188-4ce7-4862- be03-427ad32cf927 splash=silent vga=788 KERNEL supported cpus: Intel GenuineIntel AMD AuthenticAMD Centaur CentaurHauls BIOS-provided physical RAM map: BIOS-e820: 0000000000000000 - 000000000009f000 (usable) BIOS-e820: 000000000009f000 - 00000000000a0000 (reserved) BIOS-e820: 00000000000e8000 - 0000000000100000 (reserved) BIOS-e820: 0000000000100000 - 000000001fff0000 (usable) BIOS-e820: 000000001fff0000 - 0000000020000000 (ACPI data) BIOS-e820: 00000000fffbc000 - 0000000100000000 (reserved) DMI 2.4 present. last_pfn = 0x1fff0 max_arch_pfn = 0x400000000 MTRR default type: write-back MTRR fixed ranges enabled: 00000-9FFFF write-back A0000-FFFFF uncachable MTRR variable ranges enabled: 0 base 0E0000000 mask FFFFFFFFE0000000 uncachable 1 disabled 2 disabled 3 disabled 4 disabled 5 disabled 6 disabled 7 disabled PAT not supported by CPU. initial memory mapped : 0 - 20000000 init_memory_mapping: 0000000000000000-000000001fff0000 0000000000 - 001fe00000 page 2M 001fe00000 - 001fff0000 page 4k kernel direct mapping tables up to 1fff0000 @ 8000-b000 RAMDISK: 1fbfa000 - 1ffdf21b ACPI: RSDP 00000000000fbe30 00014 (v00 QEMU ) ACPI: RSDT 000000001fff0000 0002C (v01 QEMU QEMURSDT 00000001 QEMU 00000001) ACPI: FACP 000000001fff002c 00074 (v01 QEMU QEMUFACP 00000001 QEMU 00000001) ACPI: DSDT 000000001fff0100 02540 (v01 BXPC BXDSDT 00000001 INTL 20061109) ACPI: FACS 000000001fff00c0 00040 ACPI: APIC 000000001fff2640 000E0 (v01 QEMU QEMUAPIC 00000001 QEMU 00000001) ACPI: Local APIC address 0xfee00000 No NUMA configuration found Faking a node at 0000000000000000-000000001fff0000 Bootmem setup node 0 0000000000000000-000000001fff0000 NODE_DATA [0000000000001000 - 0000000000005fff] bootmap [0000000000009000 - 000000000000cfff] pages 4 (7 early reservations) ==> bootmem [0000000000 - 001fff0000] #0 [0000000000 - 0000001000] BIOS data page ==> [0000000000 - 0000001000] #1 [0000006000 - 0000008000] TRAMPOLINE ==> [0000006000 - 0000008000] #2 [0001000000 - 0001869270] TEXT DATA BSS ==> [0001000000 - 0001869270] #3 [001fbfa000 - 001ffdf21b] RAMDISK ==> [001fbfa000 - 001ffdf21b] #4 [000009fc00 - 0000100000] BIOS reserved ==> [000009fc00 - 0000100000] #5 [000186a000 - 000186a065] BRK ==> [000186a000 - 000186a065] #6 [0000008000 - 0000009000] PGTABLE ==> [0000008000 - 0000009000] found SMP MP-table at [ffff8800000fbd10] fbd10 kvm-clock: cpu 0, msr 0:16d6641, boot clock [ffffea0000000000-ffffea00007fffff] PMD -> [ffff880001e00000- ffff8800025fffff] on node 0 Zone PFN ranges: DMA 0x00000000 -> 0x00001000 DMA32 0x00001000 -> 0x00100000 Normal 0x00100000 -> 0x00100000 Movable zone start PFN for each node early_node_map[2] active PFN ranges 0: 0x00000000 -> 0x0000009f 0: 0x00000100 -> 0x0001fff0 On node 0 totalpages: 130959 DMA zone: 56 pages used for memmap DMA zone: 100 pages reserved DMA zone: 3843 pages, LIFO batch:0 DMA32 zone: 1736 pages used for memmap DMA32 zone: 125224 pages, LIFO batch:31 ACPI: PM-Timer IO Port: 0xb008 ACPI: Local APIC address 0xfee00000 ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled) ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] disabled) ACPI: LAPIC (acpi_id[0x02] lapic_id[0x02] disabled) ACPI: LAPIC (acpi_id[0x03] lapic_id[0x03] disabled) ACPI: LAPIC (acpi_id[0x04] lapic_id[0x04] disabled) ACPI: LAPIC (acpi_id[0x05] lapic_id[0x05] disabled) ACPI: LAPIC (acpi_id[0x06] lapic_id[0x06] disabled) ACPI: LAPIC (acpi_id[0x07] lapic_id[0x07] disabled) ACPI: LAPIC (acpi_id[0x08] lapic_id[0x08] disabled) ACPI: LAPIC (acpi_id[0x09] lapic_id[0x09] disabled) ACPI: LAPIC (acpi_id[0x0a] lapic_id[0x0a] disabled) ACPI: LAPIC (acpi_id[0x0b] lapic_id[0x0b] disabled) ACPI: LAPIC (acpi_id[0x0c] lapic_id[0x0c] disabled) ACPI: LAPIC (acpi_id[0x0d] lapic_id[0x0d] disabled) ACPI: LAPIC (acpi_id[0x0e] lapic_id[0x0e] disabled) ACPI: LAPIC (acpi_id[0x0f] lapic_id[0x0f] disabled) ACPI: IOAPIC (id[0x01] address[0xfec00000] gsi_base[0]) IOAPIC[0]: apic_id 1, version 17, address 0xfec00000, GSI 0-23 ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) ACPI: IRQ5 used by override. ACPI: IRQ9 used by override. ACPI: IRQ10 used by override. ACPI: IRQ11 used by override. Using ACPI (MADT) for SMP configuration information SMP: Allowing 16 CPUs, 15 hotplug CPUs nr_irqs_gsi: 24 PM: Registered nosave memory: 000000000009f000 - 00000000000a0000 PM: Registered nosave memory: 00000000000a0000 - 00000000000e8000 PM: Registered nosave memory: 00000000000e8000 - 0000000000100000 Allocating PCI resources starting at 20000000 (gap: 20000000:dffbc000) NR_CPUS:32 nr_cpumask_bits:32 nr_cpu_ids:16 nr_node_ids:1 PERCPU: Embedded 30 pages at ffff880001872000, static data 90144 bytes kvm-clock: cpu 0, msr 0:1887641, primary cpu clock Built 1 zonelists in Node order, mobility grouping on. Total pages: 129067 Policy zone: DMA32 Kernel command line: BOOT_IMAGE=2.6.31rc8-1.1 root=UUID=9f209c38- b252-11dd-94f3-545200386498 speedboot resume=UUID=ced15188-4ce7-4862- be03-427ad32cf927 splash=silent vga=788 PID hash table entries: 2048 (order: 11, 16384 bytes) Initializing CPU#0 Checking aperture... No AGP bridge found Calgary: detecting Calgary via BIOS EBDA area Calgary: Unable to locate Rio Grande table in EBDA - bailing! Memory: 500996k/524224k available (4210k kernel code, 388k absent, 22840k reserved, 2700k data, 648k init) SLUB: Genslabs=14, HWalign=64, Order=0-3, MinObjects=0, CPUs=16, Nodes=1 NR_IRQS:1280 Detected 2261.412 MHz processor. Console: colour dummy device 80x25 console [tty0] enabled Calibrating delay loop (skipped) preset value.. 4522.82 BogoMIPS (lpj=2261412) Security Framework initialized TOMOYO Linux initialized Dentry cache hash table entries: 65536 (order: 7, 524288 bytes) Inode-cache hash table entries: 32768 (order: 6, 262144 bytes) Mount-cache hash table entries: 256 CPU: L1 I cache: 32K, L1 D cache: 32K CPU: L2 cache: 2048K CPU 0/0x0 -> Node 0 mce: CPU supports 0 MCE banks Performance Counters: unsupported p6 CPU model 2 no PMU driver, software counters only. SMP alternatives: switching to UP code ACPI: Core revision 20090521 ftrace: converting mcount calls to 0f 1f 44 00 00 ftrace: allocating 14592 entries in 58 pages Setting APIC routing to flat ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 CPU0: Intel QEMU Virtual CPU version 0.10.6 stepping 03 Brought up 1 CPUs Total of 1 processors activated (4522.82 BogoMIPS). CPU0 attaching NULL sched-domain. Booting paravirtualized kernel on KVM Time: 10:09:33 Date: 09/04/09 NET: Registered protocol family 16 ACPI: bus type pci registered PCI: Using configuration type 1 for base access bio: create slab at 0 ACPI: EC: Look up EC in DSDT ACPI: Interpreter enabled ACPI: (supports S0 S3 S4 S5) ACPI: Using IOAPIC for interrupt routing ACPI: No dock devices found. ACPI: PCI Root Bridge [PCI0] (0000:00) pci 0000:00:01.1: reg 20 io port: [0xc000-0xc00f] pci 0000:00:01.2: reg 20 io port: [0xc020-0xc03f] pci 0000:00:01.3: quirk: region b000-b03f claimed by PIIX4 ACPI pci 0000:00:01.3: quirk: region b100-b10f claimed by PIIX4 SMB pci 0000:00:02.0: reg 10 32bit mmio: [0xf0000000-0xf1ffffff] pci 0000:00:02.0: reg 14 32bit mmio: [0xf2000000-0xf2000fff] pci 0000:00:03.0: reg 10 io port: [0xc040-0xc05f] pci 0000:00:04.0: reg 10 io port: [0xc080-0xc0bf] pci 0000:00:05.0: reg 10 io port: [0xc0c0-0xc0df] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) PCI: Using ACPI for IRQ routing NetLabel: Initializing NetLabel: domain hash size = 128 NetLabel: protocols = UNLABELED CIPSOv4 NetLabel: unlabeled traffic allowed by default Switched to high resolution mode on CPU 0 pnp: PnP ACPI init ACPI: bus type pnp registered pnp: PnP ACPI: found 6 devices ACPI: ACPI bus type pnp unregistered pci_bus 0000:00: resource 0 io: [0x00-0xffff] pci_bus 0000:00: resource 1 mem: [0x000000-0xffffffffffffffff] NET: Registered protocol family 2 IP route cache hash table entries: 4096 (order: 3, 32768 bytes) TCP established hash table entries: 16384 (order: 6, 262144 bytes) TCP bind hash table entries: 16384 (order: 6, 262144 bytes) TCP: Hash tables configured (established 16384 bind 16384) TCP reno registered NET: Registered protocol family 1 Trying to unpack rootfs image as initramfs... Freeing initrd memory: 3988k freed audit: initializing netlink socket (disabled) type=2000 audit(1252058974.255:1): initialized HugeTLB registered 2 MB page size, pre-allocated 0 pages VFS: Disk quotas dquot_6.5.2 Dquot-cache hash table entries: 512 (order 0, 4096 bytes) msgmni has been set to 986 alg: No test for stdrng (krng) Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253) io scheduler noop registered io scheduler anticipatory registered io scheduler deadline registered io scheduler cfq registered (default) pci 0000:00:00.0: Limiting direct PCI/PCI transfers pci 0000:00:01.0: PIIX3: Enabling Passive Release pci 0000:00:01.0: Activating ISA DMA hang workarounds pci 0000:00:02.0: Boot video device vesafb: framebuffer at 0xf0000000, mapped to 0xffffc90000180000, using 1875k, total 4096k vesafb: mode is 800x600x16, linelength=1600, pages=3 vesafb: scrolling: redraw vesafb: Truecolor: size=0:5:6:5, shift=0:11:5:0 Console: switching to colour frame buffer device 100x37 fb0: VESA VGA frame buffer device Linux agpgart interface v0.103 Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A 00:05: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A brd: module loaded input: Macintosh mouse button emulation as /devices/virtual/input/input0 PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 serio: i8042 KBD port at 0x60,0x64 irq 1 serio: i8042 AUX port at 0x60,0x64 irq 12 mice: PS/2 mouse device common for all mice input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/ input/input1 cpuidle: using governor ladder cpuidle: using governor menu TCP cubic registered PM: Checking image partition UUID=ced15188-4ce7-4862-be03-427ad32cf927 input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/ input/input2 PM: Resume from disk failed. registered taskstats version 1 Magic number: 9:991:172 BIOS EDD facility v0.16 2004-Jun-25, 1 devices found Freeing unused kernel memory: 648k freed Clocksource tsc unstable (delta = -152616453 ns) ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 virtio-pci 0000:00:03.0: PCI INT A -> Link[LNKC] -> GSI 11 (level, high) - > IRQ 11 ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10 virtio-pci 0000:00:04.0: PCI INT A -> Link[LNKD] -> GSI 10 (level, high) - > IRQ 10 ACPI: PCI Interrupt Link [LNKA] enabled at IRQ 10 virtio-pci 0000:00:05.0: PCI INT A -> Link[LNKA] -> GSI 10 (level, high) - > IRQ 10 vda: vda1 vda2 < vda5 > SCSI subsystem initialized libata version 3.00 loaded. ata_piix 0000:00:01.1: version 2.13 ata_piix 0000:00:01.1: setting latency timer to 64 scsi0 : ata_piix scsi1 : ata_piix ata1: PATA max MWDMA2 cmd 0x1f0 ctl 0x3f6 bmdma 0xc000 irq 14 ata2: PATA max MWDMA2 cmd 0x170 ctl 0x376 bmdma 0xc008 irq 15 ata2.01: NODEV after polling detection ata2.00: ATAPI: QEMU DVD-ROM, 0.10.6, max UDMA/100 ata2.00: configured for MWDMA2 scsi 1:0:0:0: CD-ROM QEMU QEMU DVD-ROM 0.10 PQ: 0 ANSI: 5 Uniform Multi-Platform E-IDE driver ide_generic: please use "probe_mask=0x3f" module parameter for probing all legacy ISA IDE ports PM: Marking nosave pages: 000000000009f000 - 0000000000100000 PM: Basic memory bitmaps created PM: Basic memory bitmaps freed kjournald starting. Commit interval 5 seconds EXT3-fs: mounted filesystem with writeback data mode. Not activating Mandatory Access Control now since /sbin/tomoyo-init doesn't exist. usbcore: registered new interface driver usbfs usbcore: registered new interface driver hub usbcore: registered new device driver usb udev: starting version 146 processor LNXCPU:00: registered as cooling_device0 input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input3 ACPI: Power Button [PWRF] rtc_cmos 00:01: rtc core: registered rtc_cmos as rtc0 rtc0: alarms up to one day, 114 bytes nvram uhci_hcd: USB Universal Host Controller Interface driver uhci_hcd 0000:00:01.2: PCI INT D -> Link[LNKD] -> GSI 10 (level, high) -> IRQ 10 uhci_hcd 0000:00:01.2: setting latency timer to 64 uhci_hcd 0000:00:01.2: UHCI Host Controller uhci_hcd 0000:00:01.2: new USB bus registered, assigned bus number 1 uhci_hcd 0000:00:01.2: irq 10, io base 0x0000c020 usb usb1: New USB device found, idVendor=1d6b, idProduct=0001 usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 usb usb1: Product: UHCI Host Controller usb usb1: Manufacturer: Linux 2.6.31-0.rc8.1.1mdv uhci_hcd usb usb1: SerialNumber: 0000:00:01.2 usb usb1: configuration #1 chosen from 1 choice hub 1-0:1.0: USB hub found hub 1-0:1.0: 2 ports detected input: PC Speaker as /devices/platform/pcspkr/input/input4 piix4_smbus 0000:00:01.3: SMBus Host Controller at 0xb100, revision 0 FDC 0 is a S82078B sr0: scsi3-mmc drive: 4x/4x xa/form2 tray Uniform CD-ROM driver Revision: 3.20 sr 1:0:0:0: Attached scsi CD-ROM sr0 sr 1:0:0:0: Attached scsi generic sg0 type 5 usb 1-2: new full speed USB device using uhci_hcd and address 2 usb 1-2: New USB device found, idVendor=0627, idProduct=0001 usb 1-2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 usb 1-2: Product: QEMU USB Tablet usb 1-2: Manufacturer: QEMU 0.10.6 usb 1-2: SerialNumber: 1 usb 1-2: configuration #1 chosen from 1 choice usbcore: registered new interface driver hiddev input: QEMU 0.10.6 QEMU USB Tablet as /devices/pci0000:00/0000:00:01.2/ usb1/1-2/1-2:1.0/input/input5 generic-usb 0003:0627:0001.0001: input,hidraw0: USB HID v0.01 Pointer [QEMU 0.10.6 QEMU USB Tablet] on usb-0000:00:01.2-2/input0 usbcore: registered new interface driver usbhid usbhid: v2.6:USB HID core driver device-mapper: uevent: version 1.0.3 device-mapper: ioctl: 4.15.0-ioctl (2009-04-01) initialised: dm- devel@redhat.com EXT3 FS on vda5, internal journal loop: module loaded Adding 763048k swap on /dev/vda1. Priority:-1 extents:1 across:763048k SS NET: Registered protocol family 10 lo: Disabled Privacy Extensions mtrr: no MTRR for f0000000,100000 found NET: Registered protocol family 17 eth0: no IPv6 routers present fuse init (API version 7.12) ISO 9660 Extensions: Microsoft Joliet Level 3 ISOFS: changing to secondary root device eth0 entered promiscuous mode -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/