dropbox / dropbox/goebpf

kprobe_events: device or resource busy / no such file or directory

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Description

The operation process is as follows:
`git clone https://github.com/dropbox/goebpf.git
cd goebpf/examples/kprobe/exec_dump/
make
./main
`

Program failed to run,error:
`write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: no such file or directory
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy
write: write /sys/kernel/debug/tracing/kprobe_events: device or resource busy`

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