@@ -484,16 +484,31 @@ def inject_minidebuginfo(file, dvar, dv, d):
bb.debug(1, 'ELF file {} has no debuginfo, skipping minidebuginfo injection'.format(file))
return
+ # minidebuginfo does not make sense to apply to ELF objects other than
+ # executables and shared libraries, skip applying the minidebuginfo
+ # generation for objects like kernel modules.
+ for line in subprocess.check_output([readelf, '-h', debugfile], universal_newlines=True).splitlines():
+ if not line.strip().startswith("Type:"):
+ continue
+ elftype = line.split(":")[1].strip()
+ if not any(elftype.startswith(i) for i in ["EXEC", "DYN"]):
+ bb.debug(1, 'ELF file {} is not executable/shared, skipping minidebuginfo injection'.format(file))
+ return
+ break
+
# Find non-allocated PROGBITS, NOTE, and NOBITS sections in the debuginfo.
# We will exclude all of these from minidebuginfo to save space.
remove_section_names = []
for line in subprocess.check_output([readelf, '-W', '-S', debugfile], universal_newlines=True).splitlines():
- fields = line.split()
- if len(fields) < 8:
+ # strip the leading " [ 1]" section index to allow splitting on space
+ if ']' not in line:
+ continue
+ fields = line[line.index(']') + 1:].split()
+ if len(fields) < 7:
continue
name = fields[0]
type = fields[1]
- flags = fields[7]
+ flags = fields[6]
# .debug_ sections will be removed by objcopy -S so no need to explicitly remove them
if name.startswith('.debug_'):
continue