------------[ cut here ]------------
WARNING: CPU: 0 PID: 3858 at ./arch/x86/include/asm/fpu/internal.h:368 copy_kernel_to_xregs arch/x86/include/asm/fpu/internal.h:368 [inline]
WARNING: CPU: 0 PID: 3858 at ./arch/x86/include/asm/fpu/internal.h:368 __copy_kernel_to_fpregs arch/x86/include/asm/fpu/internal.h:451 [inline]
WARNING: CPU: 0 PID: 3858 at ./arch/x86/include/asm/fpu/internal.h:368 copy_kernel_to_fpregs arch/x86/include/asm/fpu/internal.h:475 [inline]
WARNING: CPU: 0 PID: 3858 at ./arch/x86/include/asm/fpu/internal.h:368 switch_fpu_finish arch/x86/include/asm/fpu/internal.h:649 [inline]
WARNING: CPU: 0 PID: 3858 at ./arch/x86/include/asm/fpu/internal.h:368 __switch_to+0x6e2/0x1990 arch/x86/kernel/process_64.c:420
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 3858 Comm: syz-executor0 Not tainted 4.9.47-g6cd2127 #39
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801bb5bf750 ffffffff81d93049 ffffffff83a46b40 ffff8801bb5bf828
 ffffffff83a16500 ffffffff8104f3c2 0000000000000009 ffff8801bb5bf818
 ffffffff8142e6d1 0000000041b58ab3 ffffffff84184938 ffffffff8142e515
Call Trace:
Shutting down cpus with NMI
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..