Issues debugging HotSpot with gdb 7.5

Christian Thalinger christian.thalinger at
Tue Apr 23 14:15:26 PDT 2013

Hmm.  We had similar problems in the past related to stack alignment.  Is the stack pointer sane (16-bytes aligned)?

-- Chris

On Apr 23, 2013, at 1:32 PM, Doug Simon <doug.simon at> wrote:

> At some point, gdb 7.5 on my LinuxMint (Release 14) box stopped being able to evaluate functions while debugging HotSpot. For example, calling the debug functions in debug.cpp would either hang or crash the VM. I now believe this is a bug (feature?) introduced with gdb 7.5. A workaround that has worked for me is to downgrade to gdb 7.4 by adding one of the "precise-updates" mirrors[1] to /etc/apt/sources.list and then:
> $ sudo apt-get install gdb=7.4*
> -Doug
> [1]

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