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FS#42931 - [mtr] Name lookup failure with ipv6 stack disabled

Attached to Project: Arch Linux
Opened by Brent Hostetler (bch24) - Thursday, 27 November 2014, 17:25 GMT
Last edited by Evangelos Foutras (foutrelis) - Wednesday, 03 December 2014, 19:31 GMT
Task Type Bug Report
Category Packages: Extra
Status Closed
Assigned To Ionut Biru (wonder)
Evangelos Foutras (foutrelis)
Architecture All
Severity Medium
Priority Normal
Reported Version
Due in Version Undecided
Due Date Undecided
Percent Complete 100%
Votes 0
Private No



If you disable ipv6 stack using kernel parameter ipv6.disable=1 then mtr will not resolve names.

error: Unable to allocate IPv6 socket for nameserver communication: Address family not supported by protocol

upstream bug report:

Additional info:
* package version(s)

[rking@roadking ~]$ pacman -Qi mtr-gtk
Name : mtr-gtk
Version : 0.85-2
Description : Combines the functionality of traceroute and ping into one tool (GTK version)
Architecture : x86_64
Licenses : GPL
Groups : None
Provides : mtr=0.85
Depends On : ncurses gtk2
Optional Deps : None
Required By : None
Optional For : None
Conflicts With : mtr
Replaces : None
Installed Size : 103.00 KiB
Packager : Evangelos Foutras <>
Build Date : Wed 01 Oct 2014 05:21:31 AM PDT
Install Date : Thu 27 Nov 2014 09:04:58 AM PST
Install Reason : Explicitly installed
Install Script : No
Validated By : Signature

Steps to reproduce:

1. disable ipv6 stack
2. use mtr
This task depends upon

Closed by  Evangelos Foutras (foutrelis)
Wednesday, 03 December 2014, 19:31 GMT
Reason for closing:  Fixed
Additional comments about closing:  mtr 0.85-3