On Fri, 04 Jan 2019 17:38:42 +0100, Florian Weimer via lldb-dev wrote:
> Run it in a loop like this:
> $ while ./test-attach ; do date; done
> On Linux x86-64 (Fedora 29), with LLDB 7 (lldb-7.0.0-1.fc29.x86_64) and
> kernel 4.19.12 (kernel-4.19.12-301.fc29.x86_64), after 100 iterations or
> so, attaching to the newly created process fails:
> test-attach: SBTarget::Attach failed: lost connection

FYI after 30000 runs it still runs fine with your reproducer both with system
lldb-devel-7.0.0-1.fc29.x86_64 and COPR
lldb-experimental-devel-8.0.0-0.20190102snap0.fc29.x86_64 (=trunk), part
running without /usr/lib/debug and part with.

Fedora 29 x86_64 + kernel-4.19.10-300.fc29.x86_64

(I haven't investigated the code why it could fail this way.)

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