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From: Elena Zannoni <ezannoni@redhat.com>
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Date: Sat, 02 Aug 2003 02:14:00 -0000
To: gdb@sources.redhat.com, drow@mvista.com, mec@shout.net
Cc: 
Subject: Re: symtab/1253: [regression] bad backtrace for '<function called
 from gdb>'
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X-SW-Source: 2003-08/txt/msg00034.txt.bz2

Elena Zannoni writes:
 > The following reply was made to PR symtab/1253; it has been noted by GNATS.
 > 
 > From: Elena Zannoni <ezannoni@comcast.net>
 > To: gdb-gnats@sources.redhat.com,  nobody@sources.redhat.com, 
 >  mec@shout.net,  gdb-prs@sources.redhat.com
 > Cc:  
 > Subject: Re: symtab/1253: [regression] bad backtrace for '<function called
 >  from gdb>'
 > Date: Fri, 01 Aug 2003 22:02:56 -0400
 > 
 >  http://sources.redhat.com/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gdb&pr=1253
 >  
 >  Ah this is the vsyscall stuff. The kernel doesn't allow gdb to read any 
 >  memory when you are stopped in a system call.
 >  There saw some discussion on this at some point on gdb@sources.redhat.com.
 >  
 >  elena
 >  
 >  

[grrr, I like the mailing list better]

See the thread:

http://sources.redhat.com/ml/gdb/2003-05/msg00179.html

elena