1 files changed, 5 insertions, 0 deletions

diff --git a/arch/x86/kernel/fpu/signal.c b/arch/x86/kernel/fpu/signal.c
index 060d6188b453..0071b794ed19 100644
--- a/arch/x86/kernel/fpu/signal.c
+++ b/arch/x86/kernel/fpu/signal.c
@@ -62,6 +62,11 @@ static inline int save_fsave_header(struct task_struct *tsk, void __user *buf)
                 struct user_i387_ia32_struct env;
                 struct _fpstate_32 __user *fp = buf;
 
+                fpregs_lock();
+                if (!test_thread_flag(TIF_NEED_FPU_LOAD))
+                        copy_fxregs_to_kernel(&tsk->thread.fpu);
+                fpregs_unlock();
+
                 convert_from_fxsr(&env, tsk);
 
                 if (__copy_to_user(buf, &env, sizeof(env)) ||