iovisor / iovisor/bcc

bcc-0.27.0 - Failed to attach BPF program kprobe__sys_clone to kprobe sys_clone

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Description

Not able to compile on this system, so stuck with packages.

cannot attach kprobe, probe entry may not exist
Traceback (most recent call last):
File "./examples/hello_world.py", line 12, in
BPF(text='int kprobe__sys_clone(void *ctx) { bpf_trace_printk("Hello, World!\\n"); return 0; }').trace_print()
File "/usr/lib/python3.7/site-packages/bcc/__init__.py", line 372, in __init__
self._trace_autoload()
File "/usr/lib/python3.7/site-packages/bcc/__init__.py", line 1232, in _trace_autoload
fn_name=fn.name)
File "/usr/lib/python3.7/site-packages/bcc/__init__.py", line 684, in attach_kprobe
(fn_name, event))
Exception: Failed to attach BPF program kprobe__sys_clone to kprobe sys_clone

grep sys_clone /proc/kallsyms
0000000000000000 T __x64_sys_clone
0000000000000000 T __ia32_sys_clone
0000000000000000 t _eil_addr___ia32_sys_clone
0000000000000000 t _eil_addr___x64_sys_clone

xt_bpf 16384 0
act_bpf 16384 0
cls_bpf 20480 0
bpfilter 16384 0

4.19.198-rt85-13.ph3-rt #1-photon SMP PREEMPT RT Wed Jul 6 21:04:15 UTC 2022 x86_64 GNU/Linux

CONFIG_KPROBES=y
CONFIG_KPROBES_ON_FTRACE=y
CONFIG_HAVE_KPROBES=y
CONFIG_HAVE_KPROBES_ON_FTRACE=y
CONFIG_KPROBE_EVENTS=y

# CONFIG_CGROUP_BPF is not set
CONFIG_BPF=y
CONFIG_BPF_SYSCALL=y
# CONFIG_BPF_JIT_ALWAYS_ON is not set
CONFIG_NETFILTER_XT_MATCH_BPF=m
CONFIG_BPFILTER=y
CONFIG_BPFILTER_UMH=m
CONFIG_NET_CLS_BPF=m
CONFIG_NET_ACT_BPF=m
CONFIG_BPF_JIT=y
# CONFIG_BPF_STREAM_PARSER is not set
CONFIG_HAVE_EBPF_JIT=y
CONFIG_BPF_EVENTS=y
# CONFIG_BPF_KPROBE_OVERRIDE is not set
# CONFIG_TEST_BPF is not set

total 1476
drwxr-xr-x 4 root root 4096 May 3 17:38 .
drwxr-xr-x 4 root root 4096 May 3 17:38 ..
lrwxrwxrwx 1 root root 49 Jul 6 2022 build -> /usr/src/linux-rt-headers-4.19.198-rt85-13.ph3-rt
drwxr-xr-x 2 root root 4096 May 3 17:38 extra
drwxr-xr-x 11 root root 4096 May 3 17:38 kernel
-rw-r--r-- 1 root root 420840 May 3 17:38 modules.alias
-rw-r--r-- 1 root root 401313 May 3 17:38 modules.alias.bin
-rw-r--r-- 1 root root 7374 Jul 6 2022 modules.builtin
-rw-r--r-- 1 root root 10034 May 3 17:38 modules.builtin.bin
-rw-r--r-- 1 root root 77719 May 3 17:38 modules.dep
-rw-r--r-- 1 root root 112081 May 3 17:38 modules.dep.bin
-rw-r--r-- 1 root root 222 May 3 17:38 modules.devname
-rw-r--r-- 1 root root 30873 Jul 6 2022 modules.order
-rw-r--r-- 1 root root 541 May 3 17:38 modules.softdep
-rw-r--r-- 1 root root 186158 May 3 17:38 modules.symbols
-rw-r--r-- 1 root root 229086 May 3 17:38 modules.symbols.bin

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