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Re: malloc->backtrace->dlopen->malloc deadlock
- From: Phil Blundell <pb at pbcl dot net>
- To: Roland McGrath <roland at hack dot frob dot com>
- Cc: "GNU C. Library" <libc-alpha at sourceware dot org>
- Date: Fri, 08 Jan 2016 23:57:41 +0000
- Subject: Re: malloc->backtrace->dlopen->malloc deadlock
- Authentication-results: sourceware.org; auth=none
- References: <20160108233734 dot 1E2262C3C70 at topped-with-meat dot com>
On Fri, 2016-01-08 at 15:37 -0800, Roland McGrath wrote:
> https://sourceware.org/bugzilla/show_bug.cgi?id=16573 describes a case
> where malloc checking triggering leads to a deadlock because
> malloc_printerr's call to backtrace leads to dlopen for libgcc_s.so and
> that calls into malloc.
I think this is the same as:
https://sourceware.org/bugzilla/show_bug.cgi?id=16159
p.