Comment 5 for bug 771805

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Dave Martin (dave-martin-arm) wrote : Re: [armel] ltrace hangs

I don't know whether this is the cause of the problem, but ltrace makes (incorrect) use of the PTRACE_SINGLESTEP ptrace() call.

Support for this ptrace call has been removed from the kernel as of v2.6.38-rc4, since it had few users, was already substantially broken for ARM and didn't support Thumb code at all.

If ltrace is still implicitly relying on this ptrace call working, it needs porting.

Cheers
---Dave