From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
To: buildroot@busybox.net
Subject: [Buildroot] Versioned symbols in elfutils and uClibc
Date: Tue, 21 Apr 2015 09:28:02 +0200 [thread overview]
Message-ID: <20150421092802.7aedf522@free-electrons.com> (raw)
In-Reply-To: <CAMo8BfLHuMzBaETgnJu-O+osAKw3dQM-XCUa5yEqP__oZwwQFw@mail.gmail.com>
Max,
On Tue, 21 Apr 2015 04:30:12 +0300, Max Filippov wrote:
> I'm debugging strange segfault running ltrace for xtensa:
> it's caused by dwfl_report_elf recursively calling itself, resulting
> in stack overflow. The symbol dwfl_report_elf is versioned, there
> are versions ELFUTILS_0.122 and ELFUTILS_0.156, ltrace calls
> 0.122, but when 0.122 tries to resolve 0.156 it gets back pointer
> to 0.122. AFAICS uClibc does not support symbol versioning.
> Any idea what can be done about it?
I guess this is probably a question you should ask on the uClibc
mailing list rather than the Buildroot one.
Best regards,
Thomas
--
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
next prev parent reply other threads:[~2015-04-21 7:28 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-21 1:30 [Buildroot] Versioned symbols in elfutils and uClibc Max Filippov
2015-04-21 7:28 ` Thomas Petazzoni [this message]
2015-04-21 13:56 ` Max Filippov
2015-04-21 11:35 ` Peter Korsgaard
2015-04-21 17:59 ` Max Filippov
2015-04-21 21:31 ` Peter Korsgaard
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