1 files changed, 4 insertions, 0 deletions

diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c
index 85291c4de406..cb7f600cb02a 100644
--- a/kernel/trace/trace_syscalls.c
+++ b/kernel/trace/trace_syscalls.c
@@ -227,6 +227,8 @@ void ftrace_syscall_enter(struct pt_regs *regs, long id)
         int syscall_nr;
 
         syscall_nr = syscall_get_nr(current, regs);
+        if (syscall_nr < 0)
+                return;
         if (!test_bit(syscall_nr, enabled_enter_syscalls))
                 return;
 
@@ -257,6 +259,8 @@ void ftrace_syscall_exit(struct pt_regs *regs, long ret)
         int syscall_nr;
 
         syscall_nr = syscall_get_nr(current, regs);
+        if (syscall_nr < 0)
+                return;
         if (!test_bit(syscall_nr, enabled_exit_syscalls))
                 return;