Nevermind, /home probably means you're on Linux. I think Ubuntu has a similar restriction against ptracing non-child processes. You have to do silly stuff like: echo 0 | sudo tee /proc/sys/kernel/yama/ptrace_scope
http://askubuntu.com/questions/41629/after-upgrade-gdb-wont-attach-to-process On Sat, Aug 16, 2014 at 4:10 PM, Reid Kleckner <r...@google.com> wrote: > I've never built lldb on Mac myself, but I think you have to sign the > binary, which only works in the XCode build system: > > http://llvm.org/viewvc/llvm-project/lldb/trunk/docs/code-signing.txt?view=markup > > > On Sat, Aug 16, 2014 at 2:51 PM, Thiago Farina <tfar...@chromium.org> > wrote: > >> Hi, >> >> I'm trying to attach to a process but haven't had success until now. >> >> Tab 1: >> $ out/Debug/chrome --no-sandbox --renderer-startup-dialog >> .... >> [3590:3590:0816/003040:ERROR:child_process.cc(132)] Renderer (3590) >> paused waiting for debugger to attach. Send SIGUSR1 to unpause. >> >> >> Tab 2: >> $ ls -l ~/llvm/build/bin/lldb >> lrwxrwxrwx 1 tfarina tfarina 10 Aug 2 23:44 >> /home/tfarina/llvm/build/bin/lldb -> lldb-3.6.0 >> >> $ ~/llvm/build/bin/lldb --version >> lldb version 3.6.0 (http://llvm.org/git/lldb.git revision >> 3c9eeefb4022614373ca99f4e95cd869e6b965e4) >> >> $ ~/llvm/build/bin/lldb >> (lldb) attach -p 3590 >> error: attach failed: Operation not permitted >> >> How can I fix this? >> >> Regards, >> >> -- >> Thiago Farina >> >> _______________________________________________ >> lldb-dev mailing list >> lldb-dev@cs.uiuc.edu >> http://lists.cs.uiuc.edu/mailman/listinfo/lldb-dev >> >> >
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