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Re: Regression - gdb hang when 'thread apply all bt full' is used
- From: Brian Murray <brian at ubuntu dot com>
- To: gdb at sourceware dot org
- Date: Wed, 3 May 2017 11:54:35 -0700
- Subject: Re: Regression - gdb hang when 'thread apply all bt full' is used
- Authentication-results: sourceware.org; auth=none
- References: <20170404182249.GD4213@murraytwins.com>
On Tue, Apr 04, 2017 at 11:22:49AM -0700, Brian Murray wrote:
> I've reported a bug[1] regarding the issue I am seeing but briefly the
> problem is that gdb is hanging (using 100% CPU and not returning
> anything) when retracing core dumps from vim on Ubuntu 16.10 and the
> command 'thread apply all bt full' is issued.
>
> The most recent version of gdb which I've recreated the problem with is:
>
> GNU gdb (Ubuntu 7.12.50.20170314-0ubuntu1) 7.12.50.20170314-git
>
> I believe this is a regression because this problem did not manifest
> with gdb version 7.9, and first started happening with gdb version 7.10.
>
> Full details can be found in the bug report and I'm happy to help dig
> into this further.
>
> [1] https://sourceware.org/bugzilla/show_bug.cgi?id=21324
I've now tested this with gdb version:
GNU gdb (Ubuntu 7.99.90.20170502-0ubuntu1) 7.99.90.20170502-git
and the problem is still occurring. Is there anything I can do to
investigate the source of this bug?
Thanks!
--
Brian Murray