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Re: [Libunwind-devel] crashes trying to get a backtrace from a signal ha
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From: |
Lassi Tuura |
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Subject: |
Re: [Libunwind-devel] crashes trying to get a backtrace from a signal handler (ARM) |
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Date: |
Mon, 30 Aug 2010 18:21:19 +0200 |
Hi,
> The crash always happens after unwind_step() has reached
> __default_sa_restorer() from /lib/libc.so.0. I can't tell exactly what
> goes wrong, but it appears that the next call to unwind_step() causes
> the crash.
Could you build your libunwind with --enable-debug and prefix the crashing
test run with "export UNW_DEBUG_LEVEL=1000"? That would help diagnosis.
Regards,
Lassi