1 files changed, 1 insertions, 0 deletions

diff --git a/arch/x86/kernel/vsyscall_64.c b/arch/x86/kernel/vsyscall_64.c
index 7d9eb4bc10ac..2dcc6ff6fdcc 100644
--- a/arch/x86/kernel/vsyscall_64.c
+++ b/arch/x86/kernel/vsyscall_64.c
@@ -206,6 +206,7 @@ bool emulate_vsyscall(struct pt_regs *regs, unsigned long address)
                                   "seccomp tried to change syscall nr or ip");
                 do_exit(SIGSYS);
         }
+        regs->orig_ax = -1;
         if (tmp)
                 goto do_ret;  /* skip requested */