WARNING: CPU: 1 PID: 4617 at ./arch/x86/include/asm/fpu/internal.h:340 paravirt_write_msr arch/x86/include/asm/paravirt.h:21 [inline]
WARNING: CPU: 1 PID: 4617 at ./arch/x86/include/asm/fpu/internal.h:340 wrmsrl arch/x86/include/asm/paravirt.h:149 [inline]
WARNING: CPU: 1 PID: 4617 at ./arch/x86/include/asm/fpu/internal.h:340 load_seg_legacy arch/x86/kernel/process_64.c:255 [inline]
WARNING: CPU: 1 PID: 4617 at ./arch/x86/include/asm/fpu/internal.h:340 __switch_to+0xf2c/0x11c0 arch/x86/kernel/process_64.c:455
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 4617 Comm: modprobe Not tainted 4.15.0-rc6-mm1+ #50
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
Shutting down cpus with NMI
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memo[r y   a3c1.c3es1s7
3
FS:  00007f76bb4e4700(0000) GS:ffff8801db400000(0000) knlGS:0000000000000000
Rebooting in 86400 seconds..
---[ end trace 4690382fb2c55f7d ]---