Bug#598872: grub-pc: Uses 0.0.0.0 as default PXE server address
Vladimir 'φ-coder/phcoder' Serbinenko
phcoder at gmail.com
Sat Apr 9 23:14:21 UTC 2011
usertag 598872 upstream-199-defer
thanks
Deferring since fixing it needs use of some more PXE calls.
On 02.10.2010 19:28, Sam Morris wrote:
> Package: grub-pc
> Version: 1.98+20100804-5
> Severity: minor
>
> When configured with a prefix of '(pxe)', and without specifying a
> 'next-server' option in dhcpd.conf, grub hangs at boot after making the
> following TFTP requests.
>
> $ tshark -i eth0 -R tftp
> Capturing on eth0
> 2.081427 10.0.1.64 -> 10.0.0.1 TFTP Read Request, File: grub/grub.pxe\000, Transfer type: octet\000, tsize\000=0\000
> 2.081981 10.0.0.1 -> 10.0.1.64 TFTP Option Acknowledgement, tsize\000=22157\000
> 2.082979 10.0.1.64 -> 10.0.0.1 TFTP Error Code, Code: Not defined, Message: TFTP Aborted\000
> 2.085091 10.0.1.64 -> 10.0.0.1 TFTP Read Request, File: grub/grub.pxe\000, Transfer type: octet\000, blksize\000=1456\000
> 2.085533 10.0.0.1 -> 10.0.1.64 TFTP Option Acknowledgement, blksize\000=1456\000
> 2.085957 10.0.1.64 -> 10.0.0.1 TFTP Acknowledgement, Block: 0
> 2.086069 10.0.0.1 -> 10.0.1.64 TFTP Data Packet, Block: 1
> 2.086811 10.0.1.64 -> 10.0.0.1 TFTP Acknowledgement, Block: 1
> 2.086899 10.0.0.1 -> 10.0.1.64 TFTP Data Packet, Block: 2
> 2.087535 10.0.1.64 -> 10.0.0.1 TFTP Acknowledgement, Block: 2
> 2.087621 10.0.0.1 -> 10.0.1.64 TFTP Data Packet, Block: 3
> 2.088324 10.0.1.64 -> 10.0.0.1 TFTP Acknowledgement, Block: 3
> 2.088363 10.0.0.1 -> 10.0.1.64 TFTP Data Packet, Block: 4
> 2.089079 10.0.1.64 -> 10.0.0.1 TFTP Acknowledgement, Block: 4
> 2.089166 10.0.0.1 -> 10.0.1.64 TFTP Data Packet, Block: 5
> 2.089857 10.0.1.64 -> 10.0.0.1 TFTP Acknowledgement, Block: 5
> 2.089945 10.0.0.1 -> 10.0.1.64 TFTP Data Packet, Block: 6
> 2.090661 10.0.1.64 -> 10.0.0.1 TFTP Acknowledgement, Block: 6
> 2.090749 10.0.0.1 -> 10.0.1.64 TFTP Data Packet, Block: 7
> 2.091461 10.0.1.64 -> 10.0.0.1 TFTP Acknowledgement, Block: 7
> 2.091549 10.0.0.1 -> 10.0.1.64 TFTP Data Packet, Block: 8
> 2.092160 10.0.1.64 -> 10.0.0.1 TFTP Acknowledgement, Block: 8
> 2.092255 10.0.0.1 -> 10.0.1.64 TFTP Data Packet, Block: 9
> 2.092975 10.0.1.64 -> 10.0.0.1 TFTP Acknowledgement, Block: 9
> 2.093062 10.0.0.1 -> 10.0.1.64 TFTP Data Packet, Block: 10
> 2.093738 10.0.1.64 -> 10.0.0.1 TFTP Acknowledgement, Block: 10
> 2.093826 10.0.0.1 -> 10.0.1.64 TFTP Data Packet, Block: 11
> 2.094438 10.0.1.64 -> 10.0.0.1 TFTP Acknowledgement, Block: 11
> 2.094539 10.0.0.1 -> 10.0.1.64 TFTP Data Packet, Block: 12
> 2.095211 10.0.1.64 -> 10.0.0.1 TFTP Acknowledgement, Block: 12
> 2.095290 10.0.0.1 -> 10.0.1.64 TFTP Data Packet, Block: 13
> 2.096018 10.0.1.64 -> 10.0.0.1 TFTP Acknowledgement, Block: 13
> 2.096159 10.0.0.1 -> 10.0.1.64 TFTP Data Packet, Block: 14
> 2.097527 10.0.1.64 -> 10.0.0.1 TFTP Acknowledgement, Block: 14
> 2.097616 10.0.0.1 -> 10.0.1.64 TFTP Data Packet, Block: 15
> 2.098294 10.0.1.64 -> 10.0.0.1 TFTP Acknowledgement, Block: 15
> 2.098382 10.0.0.1 -> 10.0.1.64 TFTP Data Packet, Block: 16 (last)
> 2.099063 10.0.1.64 -> 10.0.0.1 TFTP Acknowledgement, Block: 16
> 2.168052 10.0.1.64 -> 0.0.0.0 TFTP Read Request, File: /grub/normal.mod\000, Transfer type: octet\000, tsize\000=0\000
>
> Note the destination IP address of the final request: 0.0.0.0.
>
> If I either change the prefix to '(pxe:10.0.0.1)', or specify 'next-server 10.0.0.1;' in dhcpd.conf, grub boots correctly.
>
> I'm not sure if any standard specifies what to do here, but pxelinux from
> syslinux 1:3.71+dfsg-5 did not require this additional piece of configuration:
> it happily defaulted to the IP address of the DHCP server.
>
> -- System Information:
> Debian Release: squeeze/sid
> APT prefers stable
> APT policy: (550, 'stable'), (530, 'testing'), (520, 'unstable')
> Architecture: amd64 (x86_64)
>
> Kernel: Linux 2.6.32-bpo.5-amd64 (SMP w/8 CPU cores)
> Locale: LANG=en_GB.utf8, LC_CTYPE=en_GB.utf8 (charmap=UTF-8)
> Shell: /bin/sh linked to /bin/bash
>
> Versions of packages grub-pc depends on:
> ii debconf [debconf-2.0] 1.5.24 Debian configuration management sy
> ii grub-common 1.98+20100804-5 GRand Unified Bootloader, version
> ii libc6 2.11.2-6 Embedded GNU C Library: Shared lib
> ii libdevmapper1.02.1 2:1.02.48-3 The Linux Kernel Device Mapper use
> ii ucf 3.0016 Update Configuration File: preserv
>
> grub-pc recommends no packages.
>
> Versions of packages grub-pc suggests:
> pn desktop-base <none> (no description available)
>
>
>
> _______________________________________________
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> Pkg-grub-devel at lists.alioth.debian.org
> http://lists.alioth.debian.org/mailman/listinfo/pkg-grub-devel
>
--
Regards
Vladimir 'φ-coder/phcoder' Serbinenko
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