Ever wanted to inject a shared library into an already-running linux process, without using ptrace? Well, now you can... https://github.com/DavidBuchanan314/dlinject …https://asciinema.org/a/290906
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Replying to @David3141593
In order to replace sigstop, would it work to change the scheduling priority of the process such that it’s effectively not executed?
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Replying to @arnaud_lb
That did cross my mind, I need to look into it more to see if it's practical. Could certainly increase the probability of it working without sigstop
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Replying to @David3141593
cgroup freezer might work as well: https://www.kernel.org/doc/Documentation/cgroup-v1/freezer-subsystem.txt …
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Replying to @arnaud_lb
Thank you! At a glance, this looks very promising. I'll have a look at implementing it tomorrow.
3:26 PM - 1 Jan 2020
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