D2858.diff
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	Index: head/sys/ddb/db_examine.c
	===================================================================
	--- head/sys/ddb/db_examine.c
	+++ head/sys/ddb/db_examine.c
	@@ -232,9 +232,13 @@
	void
	db_print_loc_and_inst(db_addr_t loc)
	{
	+ db_expr_t off;
	+
	db_printsym(loc, DB_STGY_PROC);
	- db_printf(":\t");
	- (void) db_disasm(loc, true);
	+ if (db_search_symbol(loc, DB_STGY_PROC, &off) != C_DB_SYM_NULL) {
	+ db_printf(":\t");
	+ (void)db_disasm(loc, true);
	+ }
	}

	/*
	Index: head/sys/ddb/db_main.c
	===================================================================
	--- head/sys/ddb/db_main.c
	+++ head/sys/ddb/db_main.c
	@@ -110,7 +110,7 @@
	diff = ~0UL;
	match = NULL;
	for (sym = (Elf_Sym)symtab->start; (char)sym < symtab->end; sym++) {
	- if (sym->st_name == 0)
	+ if (sym->st_name == 0 \|\| sym->st_shndx == SHN_UNDEF)
	continue;
	if (off < sym->st_value)
	continue;