On Fri, Mar 26, 2021 at 11:59:00AM +0100, Jiri Olsa wrote:
> Currently module can be unloaded even if there's a trampoline
> register in it. It's easily reproduced by running in parallel:
>
> # while :; do ./test_progs -t module_attach; done
> # while :; do rmmod bpf_testmod; sleep 0.5; done
>
Currently module can be unloaded even if there's a trampoline
register in it. It's easily reproduced by running in parallel:
# while :; do ./test_progs -t module_attach; done
# while :; do rmmod bpf_testmod; sleep 0.5; done
Taking the module reference in case the trampoline's ip is
within the
