diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/trace/trace_kprobe.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c index a5dbb72528e0..058724c41c46 100644 --- a/kernel/trace/trace_kprobe.c +++ b/kernel/trace/trace_kprobe.c @@ -765,6 +765,14 @@ static unsigned int number_of_same_symbols(const char *mod, const char *func_nam if (!mod) kallsyms_on_each_match_symbol(count_symbols, func_name, &ctx.count); + /* + * If the symbol is found in vmlinux, use vmlinux resolution only. + * This prevents module symbols from shadowing vmlinux symbols + * and causing -EADDRNOTAVAIL for unqualified kprobe targets. + */ + if (!mod && ctx.count > 0) + return ctx.count; + module_kallsyms_on_each_symbol(mod, count_mod_symbols, &ctx); return ctx.count; |