fatal error: concurrent map read and map write

goroutine 2956 [running, locked to thread]:
runtime.throw(0xba8562, 0x21)
	GOROOT/src/runtime/panic.go:616 +0x81 fp=0xc420298c28 sp=0xc420298c08 pc=0x429441
runtime.mapaccess2_fast64(0xa9dd00, 0xc42045e090, 0xc4207dae10, 0x400000, 0x8)
	GOROOT/src/runtime/hashmap_fast.go:141 +0x1aa fp=0xc420298c50 sp=0xc420298c28 pc=0x409e9a
gvisor.googlesource.com/gvisor/pkg/sentry/platform/ring0/pagetables.(*PCIDs).Assign(0xc42041bd80, 0xc4207dae10, 0xc4203ccfa8)
	pkg/sentry/platform/ring0/pagetables/pcids_x86.go:59 +0x5c fp=0xc420298cf0 sp=0xc420298c50 pc=0x86398c
gvisor.googlesource.com/gvisor/pkg/sentry/platform/kvm.(*vCPU).SwitchToUser(0xc4203ccc00, 0xc4201ef680, 0xc421919300, 0xc4207dae10, 0x100, 0x0, 0x0, 0xc420143868, 0x0)
	pkg/sentry/platform/kvm/machine_amd64.go:214 +0x70b fp=0xc420298d68 sp=0xc420298cf0 pc=0x875b5b
gvisor.googlesource.com/gvisor/pkg/sentry/platform/kvm.(*context).Switch(0xc4204675f0, 0xc518a0, 0xc420df6900, 0xc574a0, 0xc4201ef680, 0x7f92ffffffff, 0x0, 0x0, 0xc44b80, 0xc4200f6520)
	pkg/sentry/platform/kvm/context.go:68 +0x1ed fp=0xc420298e28 sp=0xc420298d68 pc=0x86ac1d
gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc421920900, 0xc452c0, 0x0)
	pkg/sentry/kernel/task_run.go:209 +0x17d fp=0xc420298f88 sp=0xc420298e28 pc=0x6e73ed
gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run(0xc421920900, 0x63)
	pkg/sentry/kernel/task_run.go:95 +0x174 fp=0xc420298fd0 sp=0xc420298f88 pc=0x6e6f04
runtime.goexit()
	bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/linux_amd64_pure_stripped/stdlib~/src/runtime/asm_amd64.s:2361 +0x1 fp=0xc420298fd8 sp=0xc420298fd0 pc=0x455f31
created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:258 +0x100