----- Forwarded message from Teemu Likonen <[EMAIL PROTECTED]> ----- X-Original-To: [EMAIL PROTECTED] From: Teemu Likonen <[EMAIL PROTECTED]> To: maximilian attems <[EMAIL PROTECTED]> Subject: Re: Bug#304013: syslog: kernel BUG at mm/shmem.c:608! / kernel: invalid operand: 0000 [#1] Date: Tue, 12 Apr 2005 12:55:17 +0300
On Tuesday 12 April 2005 0:47, you wrote: > tags 304013 moreinfo > thanks > > On Sun, 10 Apr 2005, Teemu Likonen wrote: > > > Now two times my system has just hung. Only reboot with a power switch > > has been possible. /var/log/syslog says this: > > > > The first time: > > > > Apr 10 02:24:42 mithlond kernel: Process XFree86 (pid: 4189, threadinfo=f4884000 task=f5c706a0) > > Apr 10 02:24:42 mithlond kernel: Stack: d9a88ddc d9a88ddc c014ae40 d9a88ddc d9a88ddc c016e2e5 d9a88ddc 00000000 > > Apr 10 02:24:42 mithlond kernel: 00000000 d9a88ddc e9286a28 c016e582 d9a88ddc c036cd20 f4884000 c016b43a > > Apr 10 02:24:42 mithlond kernel: d9a88ddc c036ccf0 f58116a0 00000000 f7b443e0 c0154659 e9286a28 f58116a0 > > Apr 10 02:24:42 mithlond kernel: Call Trace: > > Apr 10 02:24:42 mithlond kernel: [shmem_delete_inode+0/256] shmem_delete_inode+0x0/0x100 > > Apr 10 02:24:42 mithlond kernel: [generic_delete_inode+165/368] generic_delete_inode+0xa5/0x170 > > Apr 10 02:24:42 mithlond kernel: [iput+98/128] iput+0x62/0x80 > > Apr 10 02:24:42 mithlond kernel: [dput+250/528] dput+0xfa/0x210 > > Apr 10 02:24:42 mithlond kernel: [__fput+201/304] __fput+0xc9/0x130 > > Apr 10 02:24:42 mithlond kernel: [remove_vm_struct+93/160] remove_vm_struct+0x5d/0xa0 > > Apr 10 02:24:42 mithlond kernel: [unmap_vma_list+31/48] unmap_vma_list+0x1f/0x30 > > Apr 10 02:24:42 mithlond kernel: [do_munmap+344/432] do_munmap+0x158/0x1b0 > > Apr 10 02:24:42 mithlond kernel: [sys_shmdt+184/336] sys_shmdt+0xb8/0x150 > > Apr 10 02:24:42 mithlond kernel: [sys_ipc+559/624] sys_ipc+0x22f/0x270 > > Apr 10 02:24:42 mithlond kernel: [sys_read+81/128] sys_read+0x51/0x80 > > Apr 10 02:24:42 mithlond kernel: [syscall_call+7/11] syscall_call+0x7/0xb > > Apr 10 02:24:42 mithlond kernel: Code: 0f 0b 60 02 fd 1e 29 c0 eb bc b8 00 e0 ff ff 21 e0 ff 40 14 > > Apr 10 02:42:51 mithlond -- MARK -- > strange system call, can you reproduce it with 2.6.10 or 2.6.11 kernels > from unstable? I'm beginning to think it's udev which made the system crash. Last weekend I installed udev just to become familiar with it. I did not make any adjustements to device name rules or anything. After the crashes that I reported I removed udev (wajig purge udev) my system has been stable again. Also, before udev installation my system has been running extremely well. So, I don't know yet how to reproduce problem. I don't know if it's udev or not but I cound try to install it again and see what happens. I'll try newer kernel later since unfortunately I'm very busy with other things at the moment. Do you have any suggestions? Thanks. > can you post dmesg of aboves kernel. Sure. It says says this: (udev not installed) fbff c1cbfbff 00000000 00000000 CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line) CPU: L2 Cache: 512K (64 bytes/line) CPU: After all inits, caps: 0383fbff c1cbfbff 00000000 00000020 Intel machine check architecture supported. Intel machine check reporting enabled on CPU#0. CPU: AMD Sempron(tm) 3000+ stepping 00 Enabling fast FPU save and restore... done. Enabling unmasked SIMD FPU exception support... done. Checking 'hlt' instruction... OK. enabled ExtINT on CPU#0 ESR value before enabling vector: 00000000 ESR value after enabling vector: 00000000 ENABLING IO-APIC IRQs init IO_APIC IRQs IO-APIC (apicid-pin) 2-0, 2-16, 2-17, 2-18, 2-19, 2-20, 2-21, 2-22, 2-23 not connected. ..TIMER: vector=0x31 pin1=2 pin2=-1 ..MP-BIOS bug: 8254 timer not connected to IO-APIC ...trying to set up timer (IRQ0) through the 8259A ... failed. ...trying to set up timer as Virtual Wire IRQ... failed. ...trying to set up timer as ExtINT IRQ... works. Using local APIC timer interrupts. calibrating APIC timer ... ..... CPU clock speed is 1999.0663 MHz. ..... host bus clock speed is 333.0277 MHz. checking if image is initramfs...it isn't (ungzip failed); looks like an initrd Freeing initrd memory: 4644k freed NET: Registered protocol family 16 PCI: PCI BIOS revision 2.10 entry at 0xfbb70, last bus=2 PCI: Using configuration type 1 mtrr: v2.0 (20020519) ACPI: Subsystem revision 20040326 ACPI: Interpreter enabled ACPI: Using IOAPIC for interrupt routing ACPI: PCI Root Bridge [PCI0] (00:00) PCI: Probing PCI hardware (bus 00) ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.HUB0._PRT] ACPI: Power Resource [ISAV] (on) ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.AGPB._PRT] ACPI: PCI Interrupt Link [LNK1] (IRQs 3 4 5 6 7 9 10 11 *12 14 15) ACPI: PCI Interrupt Link [LNK2] (IRQs 3 4 5 6 7 9 10 11 12 14 15) *0, disabled. ACPI: PCI Interrupt Link [LNK3] (IRQs 3 4 5 6 7 9 10 *11 12 14 15) ACPI: PCI Interrupt Link [LNK4] (IRQs 3 4 5 6 7 9 *10 11 12 14 15) ACPI: PCI Interrupt Link [LNK5] (IRQs 3 4 5 6 7 9 10 11 12 14 15) *0, disabled. ACPI: PCI Interrupt Link [LUBA] (IRQs 3 4 *5 6 7 9 10 11 12 14 15) ACPI: PCI Interrupt Link [LUBB] (IRQs 3 4 5 6 7 *9 10 11 12 14 15) ACPI: PCI Interrupt Link [LMAC] (IRQs 3 4 5 6 7 9 10 11 12 14 15) *0, disabled. ACPI: PCI Interrupt Link [LAPU] (IRQs 3 4 5 6 7 9 10 11 12 14 15) *0, disabled. ACPI: PCI Interrupt Link [LACI] (IRQs 3 4 5 6 7 9 10 11 12 14 15) *0, disabled. ACPI: PCI Interrupt Link [LMCI] (IRQs 3 4 5 6 7 9 10 11 12 14 15) *0, disabled. ACPI: PCI Interrupt Link [LSMB] (IRQs 3 4 5 6 7 9 10 *11 12 14 15) ACPI: PCI Interrupt Link [LUB2] (IRQs *3 4 5 6 7 9 10 11 12 14 15) ACPI: PCI Interrupt Link [LFIR] (IRQs 3 4 5 6 7 9 10 11 12 14 15) *0, disabled. ACPI: PCI Interrupt Link [L3CM] (IRQs 3 4 5 6 7 9 10 11 12 14 15) *0, disabled. ACPI: PCI Interrupt Link [LIDE] (IRQs 3 4 5 6 7 9 10 11 12 14 15) *0, disabled. ACPI: PCI Interrupt Link [LSID] (IRQs 3 4 5 6 7 9 10 11 12 14 15) *0, disabled. ACPI: PCI Interrupt Link [APC1] (IRQs *16), disabled. ACPI: PCI Interrupt Link [APC2] (IRQs *17), disabled. ACPI: PCI Interrupt Link [APC3] (IRQs *18), disabled. ACPI: PCI Interrupt Link [APC4] (IRQs *19), disabled. ACPI: PCI Interrupt Link [APC5] (IRQs *16), disabled. ACPI: PCI Interrupt Link [APCF] (IRQs 20 21) *0, disabled. ACPI: PCI Interrupt Link [APCG] (IRQs 20 21) *0, disabled. ACPI: PCI Interrupt Link [APCH] (IRQs 20 21) *0, disabled. ACPI: PCI Interrupt Link [APCI] (IRQs 20 21) *0, disabled. ACPI: PCI Interrupt Link [APCJ] (IRQs 20 21) *0, disabled. ACPI: PCI Interrupt Link [APCK] (IRQs 20 21) *0, disabled. ACPI: PCI Interrupt Link [APCS] (IRQs *23), disabled. ACPI: PCI Interrupt Link [APCL] (IRQs 20 21) *0, disabled. ACPI: PCI Interrupt Link [APCM] (IRQs 20 21) *0, disabled. ACPI: PCI Interrupt Link [AP3C] (IRQs 20 21) *0, disabled. ACPI: PCI Interrupt Link [APCZ] (IRQs 20 21) *0, disabled. ACPI: PCI Interrupt Link [APSI] (IRQs 22) *0, disabled. Linux Plug and Play Support v0.97 (c) Adam Belay PnPBIOS: Scanning system for PnP BIOS support... PnPBIOS: Found PnP BIOS installation structure at 0xc00fc5c0 PnPBIOS: PnP BIOS version 1.0, entry 0xf0000:0xc5f0, dseg 0xf0000 PnPBIOS: 13 nodes reported by PnP BIOS; 13 recorded by driver PCI: Using ACPI for IRQ routing ACPI: PCI Interrupt Link [APCS] enabled at IRQ 23 ACPI: PCI interrupt 0000:00:01.1[A] -> GSI 23 (level, low) -> IRQ 169 ACPI: PCI Interrupt Link [APCF] enabled at IRQ 21 ACPI: PCI interrupt 0000:00:02.0[A] -> GSI 21 (level, high) -> IRQ 177 ACPI: PCI Interrupt Link [APCG] enabled at IRQ 20 ACPI: PCI interrupt 0000:00:02.1[B] -> GSI 20 (level, high) -> IRQ 185 ACPI: PCI Interrupt Link [APCL] enabled at IRQ 21 ACPI: PCI interrupt 0000:00:02.2[C] -> GSI 21 (level, high) -> IRQ 177 ACPI: PCI Interrupt Link [APC4] enabled at IRQ 19 ACPI: PCI interrupt 0000:02:07.0[A] -> GSI 19 (level, low) -> IRQ 193 ACPI: PCI Interrupt Link [APC1] enabled at IRQ 16 ACPI: PCI interrupt 0000:02:08.0[A] -> GSI 16 (level, low) -> IRQ 201 ACPI: PCI Interrupt Link [APC3] enabled at IRQ 18 ACPI: PCI interrupt 0000:02:0b.0[A] -> GSI 18 (level, low) -> IRQ 209 ACPI: PCI interrupt 0000:01:00.0[A] -> GSI 19 (level, low) -> IRQ 193 number of MP IRQ sources: 15. number of IO-APIC #2 registers: 24. testing the IO APIC....................... IO APIC #2...... .... register #00: 02000000 ....... : physical APIC id: 02 ....... : Delivery Type: 0 ....... : LTS : 0 .... register #01: 00170011 ....... : max redirection entries: 0017 ....... : PRQ implemented: 0 ....... : IO APIC version: 0011 .... register #02: 00000000 ....... : arbitration: 00 .... IRQ redirection table: NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect: 00 000 00 1 0 0 0 0 0 0 00 01 001 01 0 0 0 0 0 1 1 39 02 000 00 1 0 0 0 0 0 0 00 03 001 01 0 0 0 0 0 1 1 41 04 001 01 0 0 0 0 0 1 1 49 05 001 01 0 0 0 0 0 1 1 51 06 001 01 0 0 0 0 0 1 1 59 07 001 01 1 0 0 0 0 1 1 61 08 001 01 0 0 0 0 0 1 1 69 09 001 01 0 1 0 0 0 1 1 71 0a 001 01 0 0 0 0 0 1 1 79 0b 001 01 0 0 0 0 0 1 1 81 0c 001 01 0 0 0 0 0 1 1 89 0d 001 01 0 0 0 0 0 1 1 91 0e 001 01 0 0 0 0 0 1 1 99 0f 001 01 0 0 0 0 0 1 1 A1 10 001 01 1 1 0 1 0 1 1 C9 11 000 00 1 0 0 0 0 0 0 00 12 001 01 1 1 0 1 0 1 1 D1 13 001 01 1 1 0 1 0 1 1 C1 14 001 01 1 1 0 0 0 1 1 B9 15 001 01 1 1 0 0 0 1 1 B1 16 000 00 1 0 0 0 0 0 0 00 17 001 01 1 1 0 1 0 1 1 A9 Using vector-based indexing IRQ to pin mappings: IRQ0 -> 0:2 IRQ1 -> 0:1 IRQ3 -> 0:3 IRQ4 -> 0:4 IRQ5 -> 0:5 IRQ6 -> 0:6 IRQ7 -> 0:7 IRQ8 -> 0:8 IRQ9 -> 0:9 IRQ10 -> 0:10 IRQ11 -> 0:11 IRQ12 -> 0:12 IRQ13 -> 0:13 IRQ14 -> 0:14 IRQ15 -> 0:15 IRQ201 -> 0:16 IRQ209 -> 0:18 IRQ193 -> 0:19 IRQ185 -> 0:20 IRQ177 -> 0:21 IRQ169 -> 0:23 .................................... done. highmem bounce pool size: 64 pages VFS: Disk quotas dquot_6.5.1 Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) devfs: 2004-01-31 Richard Gooch ([EMAIL PROTECTED]) devfs: boot_options: 0x0 Initializing Cryptographic API isapnp: Scanning for PnP cards... isapnp: No Plug & Play device found Serial: 8250/16550 driver $Revision: 1.90 $ 48 ports, IRQ sharing enabled ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A RAMDISK driver initialized: 16 RAM disks of 8192K size 1024 blocksize serio: i8042 AUX port at 0x60,0x64 irq 12 serio: i8042 KBD port at 0x60,0x64 irq 1 input: AT Translated Set 2 keyboard on isa0060/serio0 NET: Registered protocol family 2 IP: routing cache hash table of 8192 buckets, 64Kbytes TCP: Hash tables configured (established 262144 bind 65536) NET: Registered protocol family 8 NET: Registered protocol family 20 ACPI: (supports S0 S1 S4 S5) RAMDISK: cramfs filesystem found at block 0 RAMDISK: Loading 4644 blocks [1 disk] into ram disk... | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - \ | / - done. VFS: Mounted root (cramfs filesystem) readonly. Freeing unused kernel memory: 148k freed vesafb: framebuffer at 0xd8000000, mapped to 0xf8825000, size 1536k vesafb: mode is 1024x768x8, linelength=1024, pages=4 vesafb: protected mode interface info at c000:0ab3 vesafb: scrolling: redraw fb0: VESA VGA frame buffer device Console: switching to colour frame buffer device 128x48 NET: Registered protocol family 1 Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2 ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx NFORCE2-U400R: IDE controller at PCI slot 0000:00:09.0 NFORCE2-U400R: chipset revision 163 NFORCE2-U400R: not 100% native mode: will probe irqs later NFORCE2-U400R: BIOS didn't set cable bits correctly. Enabling workaround. NFORCE2-U400R: 0000:00:09.0 (rev a3) UDMA133 controller ide0: BM-DMA at 0xf000-0xf007, BIOS settings: hda:DMA, hdb:DMA ide1: BM-DMA at 0xf008-0xf00f, BIOS settings: hdc:DMA, hdd:DMA hda: Maxtor 6Y120P0, ATA DISK drive hdb: IBM-DTLA-307030, ATA DISK drive Using anticipatory io scheduler ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 hda: max request size: 128KiB hda: 240121728 sectors (122942 MB) w/7936KiB Cache, CHS=65535/16/63, UDMA(133) /dev/ide/host0/bus0/target0/lun0: p1 p2 < p5 p6 p7 p8 p9 > hdb: max request size: 128KiB hdb: 60036480 sectors (30738 MB) w/1916KiB Cache, CHS=59560/16/63, UDMA(100) /dev/ide/host0/bus0/target1/lun0: p1 < p5 > hdc: IBM-DTTA-351010, ATA DISK drive hdd: SAMSUNG SC-148B, ATAPI CD/DVD-ROM drive ide1 at 0x170-0x177,0x376 on irq 15 hdc: max request size: 128KiB hdc: 19807200 sectors (10141 MB) w/466KiB Cache, CHS=19650/16/63, UDMA(33) /dev/ide/host0/bus1/target0/lun0: p1 kjournald starting. Commit interval 5 seconds EXT3-fs: mounted filesystem with ordered data mode. Adding 618460k swap on /dev/hda5. Priority:-1 extents:1 EXT3 FS on hda1, internal journal Generic RTC Driver v1.07 hdd: ATAPI 48X CD-ROM drive, 128kB Cache, DMA Uniform CD-ROM driver Revision: 3.20 ip_conntrack version 2.1 (8191 buckets, 65528 max) - 296 bytes per conntrack Capability LSM initialized kjournald starting. Commit interval 5 seconds EXT3 FS on hda6, internal journal EXT3-fs: mounted filesystem with ordered data mode. kjournald starting. Commit interval 5 seconds EXT3 FS on hda7, internal journal EXT3-fs: mounted filesystem with ordered data mode. Linux agpgart interface v0.100 (c) Dave Jones ACPI: PCI interrupt 0000:02:07.0[A] -> GSI 19 (level, low) -> IRQ 193 3c59x: Donald Becker and others. www.scyld.com/network/vortex.html 0000:02:07.0: 3Com PCI 3c905C Tornado at 0xd000. Vers LK1.1.19 ACPI: PCI interrupt 0000:02:08.0[A] -> GSI 16 (level, low) -> IRQ 201 gameport: pci0000:02:08.1 speed 864 kHz via-rhine.c:v1.10-LK1.1.20-2.6 May-23-2004 Written by Donald Becker ACPI: PCI interrupt 0000:02:0b.0[A] -> GSI 18 (level, low) -> IRQ 209 eth1: VIA Rhine III at 0xdc00, 00:50:8d:6b:a6:3e, IRQ 209. eth1: MII PHY found at address 1, status 0x7849 advertising 05e1 Link 0000. agpgart: Detected NVIDIA nForce2 chipset agpgart: Maximum main memory to use for agp memory: 941M agpgart: AGP aperture is 128M @ 0xe0000000 usbcore: registered new driver usbfs usbcore: registered new driver hub ohci_hcd: 2004 Feb 02 USB 1.1 'Open' Host Controller (OHCI) Driver (PCI) ohci_hcd: block sizes: ed 64 td 64 ACPI: PCI interrupt 0000:00:02.0[A] -> GSI 21 (level, high) -> IRQ 177 ohci_hcd 0000:00:02.0: PCI device 10de:0087 (nVidia Corporation) PCI: Setting latency timer of device 0000:00:02.0 to 64 ohci_hcd 0000:00:02.0: irq 177, pci mem f8aeb000 ohci_hcd 0000:00:02.0: new USB bus registered, assigned bus number 1 hub 1-0:1.0: USB hub found hub 1-0:1.0: 4 ports detected ACPI: PCI interrupt 0000:00:02.1[B] -> GSI 20 (level, high) -> IRQ 185 ohci_hcd 0000:00:02.1: PCI device 10de:0087 (nVidia Corporation) PCI: Setting latency timer of device 0000:00:02.1 to 64 ohci_hcd 0000:00:02.1: irq 185, pci mem f8aed000 ohci_hcd 0000:00:02.1: new USB bus registered, assigned bus number 2 hub 2-0:1.0: USB hub found hub 2-0:1.0: 4 ports detected usb 1-3: new full speed USB device using address 2 hub 1-3:1.0: USB hub found hub 1-3:1.0: 4 ports detected usb 2-3: new low speed USB device using address 2 usbcore: registered new driver hiddev input: USB HID v1.00 Mouse [Microsoft Microsoft Wheel Mouse OpticalŪ] on usb-0000:00:02.1-3 usbcore: registered new driver usbhid drivers/usb/input/hid-core.c: v2.0:USB HID core driver mice: PS/2 mouse device common for all mice ts: Compaq touchscreen protocol output ACPI: PCI interrupt 0000:00:02.2[C] -> GSI 21 (level, high) -> IRQ 177 ehci_hcd 0000:00:02.2: PCI device 10de:0088 (nVidia Corporation) PCI: Setting latency timer of device 0000:00:02.2 to 64 ehci_hcd 0000:00:02.2: irq 177, pci mem f8c66000 ehci_hcd 0000:00:02.2: new USB bus registered, assigned bus number 3 PCI: cache line size of 64 is not supported by device 0000:00:02.2 ehci_hcd 0000:00:02.2: USB 2.0 enabled, EHCI 1.00, driver 2004-May-10 usb 2-3: USB disconnect, address 2 hub 3-0:1.0: USB hub found hub 3-0:1.0: 8 ports detected usb 1-3: USB disconnect, address 2 ohci_hcd 0000:00:02.0: wakeup ohci_hcd 0000:00:02.1: wakeup cpci_hotplug: CompactPCI Hot Plug Core version: 0.2 pci_hotplug: PCI Hot Plug PCI Core version: 0.5 pciehp: PCI Express Hot Plug Controller Driver version: 0.4 usb 1-3: new full speed USB device using address 3 hub 1-3:1.0: USB hub found hub 1-3:1.0: 4 ports detected shpchp: shpc_init : shpc_cap_offset == 0 shpchp: shpc_init : shpc_cap_offset == 0 shpchp: Standard Hot Plug PCI Controller Driver version: 0.4 usb 2-3: new low speed USB device using address 3 input: USB HID v1.00 Mouse [Microsoft Microsoft Wheel Mouse OpticalŪ] on usb-0000:00:02.1-3 input: PC Speaker inserting floppy driver for 2.6.8-2-k7 Floppy drive(s): fd0 is 1.44M FDC 0 is a post-1991 82077 parport: PnPBIOS parport detected. parport0: PC-style at 0x378 (0x778), irq 7, dma 3 [PCSPP,TRISTATE,COMPAT,EPP,ECP,DMA] ttyS1: LSR safety check engaged! ttyS1: LSR safety check engaged! NET: Registered protocol family 10 Disabled Privacy Extensions on device c02fc080(lo) IPv6 over IPv4 tunneling driver ACPI: Processor [CPU0] (supports C1) ACPI: Power Button (FF) [PWRF] ACPI: Fan [FAN] (on) ACPI: Thermal Zone [THRM] (30 C) lp0: using parport0 (interrupt-driven). ip_tables: (C) 2000-2002 Netfilter core team apm: BIOS version 1.2 Flags 0x07 (Driver version 1.16ac) apm: overridden by ACPI. apm: BIOS version 1.2 Flags 0x07 (Driver version 1.16ac) apm: overridden by ACPI. mtrr: 0xd8000000,0x2000000 overlaps existing 0xd8000000,0x100000 eth0: no IPv6 routers present eth1: no IPv6 routers present ----- End forwarded message ----- -- maks