bpf: Failed to load program: Operation not permitted

[123130]

I ran a command like "sudo python3 hello_world.py", but there is an error like:

[chenhengqi]

Please run with strace and paste the output here.

[123130]

@chenhengqi The output is too long: root@5bdb15072d4a:/opt/bcc/examples# sudo strace python3 hello_world.py execve("/usr/bin/python3", ["python3", "hello_world.py"], 0x7fff4eee5c28 / 13 vars /) = 0 brk(NULL) = 0x5632d4cc3000 archprctl(0x3001 /* ARCH??? */, 0x7ffd9c4e1c30) = -1 EINVAL (Invalid argument) mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7faa46a5d000 access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3 newfstatat(3, "", {st_mode=S_IFREG|0644, st_size=15215, ...}, AT_EMPTY_PATH) = 0 mmap(NULL, 15215, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7faa46a59000 close(3) = 0 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libm.so.6", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0\0\0\0\0\0\0\0"..., 832) = 832 newfstatat(3, "", {st_mode=S_IFREG|0644, st_size=940560, ...}, AT_EMPTY_PATH) = 0 mmap(NULL, 942344, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7faa46972000 mmap(0x7faa46980000, 507904, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xe000) = 0x7faa46980000 mmap(0x7faa469fc000, 372736, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x8a000) = 0x7faa469fc000 mmap(0x7faa46a57000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xe4000) = 0x7faa46a57000 close(3) = 0 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libexpat.so.1", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0\0\0\0\0\0\0\0"..., 832) = 832 newfstatat(3, "", {st_mode=S_IFREG|0644, st_size=194872, ...}, AT_EMPTY_PATH) = 0 mmap(NULL, 196792, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7faa46941000 mprotect(0x7faa46945000, 172032, PROT_NONE) = 0 mmap(0x7faa46945000, 126976, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x4000) = 0x7faa46945000 mmap(0x7faa46964000, 40960, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x23000) = 0x7faa46964000 mmap(0x7faa4696f000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2d000) = 0x7faa4696f000 close(3) = 0 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libz.so.1", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0\0\0\0\0\0\0\0"..., 832) = 832 newfstatat(3, "", {st_mode=S_IFREG|0644, st_size=108936, ...}, AT_EMPTY_PATH) = 0 mmap(NULL, 110776, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7faa46925000 mprotect(0x7faa46927000, 98304, PROT_NONE) = 0 mmap(0x7faa46927000, 69632, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000) = 0x7faa46927000 mmap(0x7faa46938000, 24576, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x13000) = 0x7faa46938000 mmap(0x7faa4693f000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x19000) = 0x7faa4693f000 close(3) = 0 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 3 ……

[chenhengqi]

The logs you posted is irrelevant.