gdb/2171: No backtrace generated on amd64

Daniel Jacobowitz
Mon Sep 18 00:08:00 GMT 2006

The following reply was made to PR gdb/2171; it has been noted by GNATS.

From: Daniel Jacobowitz <>
To: Joe Hansche <>
Subject: Re: gdb/2171: No backtrace generated on amd64
Date: Sun, 17 Sep 2006 20:02:39 -0400

 On Sun, Sep 17, 2006 at 05:04:13PM -0600, Joe Hansche wrote:
 > The first LOAD entry has a VirtAddr value of 0x00002aaaaaaab000, and
 > the values continue to increase until 0x00007fffff7fa000.  So, all of
 > the values from the coredump are far above the value from the PHP
 > binary: 0x0000000000635070.  I'm sorry I don't quite know what that
 > means in my case.  Would it be more likely that it's a problem with my
 > PHP, gdb, or kernel?  Any suggestions I should try? I can attach my
 > kernel config if it will be helpful?
 It wouldn't be helpful.  I can only guess that the kernel is at fault.
 Daniel Jacobowitz

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