libbpf: failed to find valid kernel BTF

[Chris-hhc]

After executingsudo docker run --rm -it --privileged ghcr.io:
libbpf: failed to find valid kernel BTF
libbpf: Error loading vmlinux BTF: -3
libbpf: failed to load object 'bootstrap_bpf'
libbpf: failed to load BPF skeleton 'bootstrap_bpf': -3
Failed to load and verify BPF skeleton

Github workflow has passed!

[yunwei37]

Can you run https://github.com/libbpf/libbpf-bootstrap?

Can you run it without docker?

What's your kernel version?

[xuebatian]

i meet the same problem ,and my kernel version info
6.8.0-31-generic #31-Ubuntu SMP PREEMPT_DYNAMIC Sat Apr 20 00:40:06 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux
root@VM-12-4-ubuntu:~/ebpf_demo/mysql_slow_sql# lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 24.04 LTS
Release: 24.04
Codename: noble

docker run --rm -it --privileged ghcr.io/eunomia-bpf/libbpf-template:latest
libbpf: failed to determine tracepoint 'sched/sched_process_exec' perf event ID: No such file or directory
libbpf: prog 'handle_exec': failed to create tracepoint 'sched/sched_process_exec' perf event: No such file or directory
libbpf: prog 'handle_exec': failed to auto-attach: -2
Failed to attach BPF skeleton

[Officeyutong]

i meet the same problem ,and my kernel version info 6.8.0-31-generic #31-Ubuntu SMP PREEMPT_DYNAMIC Sat Apr 20 00:40:06 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux root@VM-12-4-ubuntu:~/ebpf_demo/mysql_slow_sql# lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 24.04 LTS Release: 24.04 Codename: noble

docker run --rm -it --privileged ghcr.io/eunomia-bpf/libbpf-template:latest libbpf: failed to determine tracepoint 'sched/sched_process_exec' perf event ID: No such file or directory libbpf: prog 'handle_exec': failed to create tracepoint 'sched/sched_process_exec' perf event: No such file or directory libbpf: prog 'handle_exec': failed to auto-attach: -2 Failed to attach BPF skeleton

Hi, If you want to run eBPF programs in docker, you may need to mount /sys from your host machine into docker container