Gdb + grsec

Discuss usability issues, general maintenance, and general support issues for a grsecurity-enabled system.

Gdb + grsec

Postby rs » Tue Jun 14, 2005 8:04 am

Hi,

Gdb is messing up with grsec. Any workaround to use Gdb without uninstalling grsec? Which is the exact grsec's feature being incompatible with gdb? Any hint would be greatly appreciated. Thanks.

root@rs:/tmp# gdb ./a.out
GNU gdb 6.3-debian
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for details.
This GDB was configured as "i386-linux"...Using host libthread_db library "/lib/libthread_db.so.1".

gdb> r
Warning:
Cannot insert breakpoint -2.
Error accessing memory address 0x24b8c690: Input/output error.

gdb>
rs
 
Posts: 15
Joined: Thu Mar 31, 2005 6:48 pm

Re: Gdb + grsec

Postby PaX Team » Wed Jun 15, 2005 5:24 am

rs wrote:gdb> r
Warning:
Cannot insert breakpoint -2.
Error accessing memory address 0x24b8c690: Input/output error.

gdb>
this has been answered before, search the forum.
PaX Team
 
Posts: 2310
Joined: Mon Mar 18, 2002 4:35 pm


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