diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 8bac9c7627aa..198d6e149beb 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -502,8 +502,6 @@ static Elf_Scn *elf_sec_by_name(const struct bpf_object *obj, const char *name);
 static int elf_sec_hdr(const struct bpf_object *obj, Elf_Scn *scn, GElf_Shdr *hdr);
 static const char *elf_sec_name(const struct bpf_object *obj, Elf_Scn *scn);
 static Elf_Data *elf_sec_data(const struct bpf_object *obj, Elf_Scn *scn);
-static int elf_sym_by_sec_off(const struct bpf_object *obj, size_t sec_idx,
-			      size_t off, __u32 sym_type, GElf_Sym *sym);
 
 void bpf_program__unload(struct bpf_program *prog)
 {
@@ -644,25 +642,29 @@ static int
 bpf_object__add_programs(struct bpf_object *obj, Elf_Data *sec_data,
 			 const char *sec_name, int sec_idx)
 {
+	Elf_Data *symbols = obj->efile.symbols;
 	struct bpf_program *prog, *progs;
 	void *data = sec_data->d_buf;
-	size_t sec_sz = sec_data->d_size, sec_off, prog_sz;
-	int nr_progs, err;
+	size_t sec_sz = sec_data->d_size, sec_off, prog_sz, nr_syms;
+	int nr_progs, err, i;
 	const char *name;
 	GElf_Sym sym;
 
 	progs = obj->programs;
 	nr_progs = obj->nr_programs;
+	nr_syms = symbols->d_size / sizeof(GElf_Sym);
 	sec_off = 0;
 
-	while (sec_off < sec_sz) {
-		if (elf_sym_by_sec_off(obj, sec_idx, sec_off, STT_FUNC, &sym)) {
-			pr_warn("sec '%s': failed to find program symbol at offset %zu\n",
-				sec_name, sec_off);
-			return -LIBBPF_ERRNO__FORMAT;
-		}
+	for (i = 0; i < nr_syms; i++) {
+		if (!gelf_getsym(symbols, i, &sym))
+			continue;
+		if (sym.st_shndx != sec_idx)
+			continue;
+		if (GELF_ST_TYPE(sym.st_info) != STT_FUNC)
+			continue;
 
 		prog_sz = sym.st_size;
+		sec_off = sym.st_value;
 
 		name = elf_sym_str(obj, sym.st_name);
 		if (!name) {
@@ -711,8 +713,6 @@ bpf_object__add_programs(struct bpf_object *obj, Elf_Data *sec_data,
 
 		nr_progs++;
 		obj->nr_programs = nr_progs;
-
-		sec_off += prog_sz;
 	}
 
 	return 0;
@@ -2825,26 +2825,6 @@ static Elf_Data *elf_sec_data(const struct bpf_object *obj, Elf_Scn *scn)
 	return data;
 }
 
-static int elf_sym_by_sec_off(const struct bpf_object *obj, size_t sec_idx,
-			      size_t off, __u32 sym_type, GElf_Sym *sym)
-{
-	Elf_Data *symbols = obj->efile.symbols;
-	size_t n = symbols->d_size / sizeof(GElf_Sym);
-	int i;
-
-	for (i = 0; i < n; i++) {
-		if (!gelf_getsym(symbols, i, sym))
-			continue;
-		if (sym->st_shndx != sec_idx || sym->st_value != off)
-			continue;
-		if (GELF_ST_TYPE(sym->st_info) != sym_type)
-			continue;
-		return 0;
-	}
-
-	return -ENOENT;
-}
-
 static bool is_sec_name_dwarf(const char *name)
 {
 	/* approximation, but the actual list is too long */
@@ -3723,11 +3703,16 @@ bpf_object__collect_prog_relos(struct bpf_object *obj, GElf_Shdr *shdr, Elf_Data
 	int err, i, nrels;
 	const char *sym_name;
 	__u32 insn_idx;
+	Elf_Scn *scn;
+	Elf_Data *scn_data;
 	GElf_Sym sym;
 	GElf_Rel rel;
 
+	scn = elf_sec_by_idx(obj, sec_idx);
+	scn_data = elf_sec_data(obj, scn);
+
 	relo_sec_name = elf_sec_str(obj, shdr->sh_name);
-	sec_name = elf_sec_name(obj, elf_sec_by_idx(obj, sec_idx));
+	sec_name = elf_sec_name(obj, scn);
 	if (!relo_sec_name || !sec_name)
 		return -EINVAL;
 
@@ -3745,7 +3730,8 @@ bpf_object__collect_prog_relos(struct bpf_object *obj, GElf_Shdr *shdr, Elf_Data
 				relo_sec_name, (size_t)GELF_R_SYM(rel.r_info), i);
 			return -LIBBPF_ERRNO__FORMAT;
 		}
-		if (rel.r_offset % BPF_INSN_SZ) {
+
+		if (rel.r_offset % BPF_INSN_SZ || rel.r_offset >= scn_data->d_size) {
 			pr_warn("sec '%s': invalid offset 0x%zx for relo #%d\n",
 				relo_sec_name, (size_t)GELF_R_SYM(rel.r_info), i);
 			return -LIBBPF_ERRNO__FORMAT;
@@ -3769,9 +3755,9 @@ bpf_object__collect_prog_relos(struct bpf_object *obj, GElf_Shdr *shdr, Elf_Data
 
 		prog = find_prog_by_sec_insn(obj, sec_idx, insn_idx);
 		if (!prog) {
-			pr_warn("sec '%s': relo #%d: program not found in section '%s' for insn #%u\n",
+			pr_debug("sec '%s': relo #%d: couldn't find program in section '%s' for insn #%u, probably overridden weak function, skipping...\n",
 				relo_sec_name, i, sec_name, insn_idx);
-			return -LIBBPF_ERRNO__RELOC;
+			continue;
 		}
 
 		relos = libbpf_reallocarray(prog->reloc_desc,