[[license text=""" Copyright © 2007 Free Software Foundation, Inc. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled [[GNU_Free_Documentation_License|/fdl.txt]]. By contributing to this page, you agree to assign copyright for your contribution to the Free Software Foundation. The Free Software Foundation promises to always use either a verbatim copying license or a free documentation license when publishing your contribution. We grant you back all your rights under copyright, including the rights to copy, modify, and redistribute your contributions. """]] The [GNU debugger *GDB*](http://www.gnu.org/software/gdb/) works on GNU/Hurd systems as it does on other system, but has some additional [hurd-specific features](http://sourceware.org/gdb/current/onlinedocs/gdb_19.html#Hurd%20Native) to offer, such as [[noninvasive_debugging]] (for avoiding [[deadlock]]s), for example. * [Manual](http://sourceware.org/gdb/documentation/) * [When disassemble doesn't work](http://lists.gnu.org/archive/html/bug-hurd/2007-02/msg00039.html)