panic: interface conversion: *kernel.Kernel is not unimpl.Events: missing method EmitUnimplementedEvent

goroutine 941 [running]:
panic({0x112b860, 0xc000cf23f0})
	GOROOT/src/runtime/panic.go:987 +0x3bb fp=0xc000db3650 sp=0xc000db3590 pc=0x436cdb
runtime.getitab(0x1132d80, 0x12be700, 0x0)
	GOROOT/src/runtime/iface.go:92 +0x1e5 fp=0xc000db3698 sp=0xc000db3650 pc=0x40aae5
runtime.assertE2I(0xc000684780?, 0x10b3200?)
	GOROOT/src/runtime/iface.go:453 +0x25 fp=0xc000db36c0 sp=0xc000db3698 pc=0x40bac5
gvisor.dev/gvisor/pkg/sentry/unimpl.EmitUnimplementedEvent({0x1509dd8, 0xc000e74a80})
	pkg/sentry/unimpl/events.go:44 +0x52 fp=0xc000db3700 sp=0xc000db36c0 pc=0x8f8db2
gvisor.dev/gvisor/pkg/sentry/fsimpl/devpts.maybeEmitUnimplementedEvent({0x1509dd8?, 0xc000e74a80?}, 0x14e4b50?)
	pkg/sentry/fsimpl/devpts/master.go:247 +0xf8 fp=0xc000db3720 sp=0xc000db3700 pc=0xcbc678
gvisor.dev/gvisor/pkg/sentry/fsimpl/devpts.(*replicaFileDescription).Ioctl(0xc0005fca00, {0x1509dd8, 0xc000e74a80}, {0x1504030, 0xc000857000}, {{0x4}, {0x5418}, {0x0}, {0x0}, {0x0}, ...})
	pkg/sentry/fsimpl/devpts/replica.go:202 +0x3dd fp=0xc000db3798 sp=0xc000db3720 pc=0xcbe87d
gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Ioctl(...)
	pkg/sentry/vfs/file_description.go:712
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Ioctl(0xc000e74a80, 0x0?, {{0x4}, {0x5418}, {0x0}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/syscalls/linux/sys_file.go:286 +0x3b0 fp=0xc000db3868 sp=0xc000db3798 pc=0xa6ae90
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000e74a80, 0x10, {{0x4}, {0x5418}, {0x0}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:142 +0x755 fp=0xc000db3c58 sp=0xc000db3868 pc=0x9403f5
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000e74a80, 0x85?, {{0x4}, {0x5418}, {0x0}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:322 +0x4a fp=0xc000db3cb8 sp=0xc000db3c58 pc=0x94162a
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0x0?, 0xc0008a9e08?, {{0x4}, {0x5418}, {0x0}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:282 +0x65 fp=0xc000db3d18 sp=0xc000db3cb8 pc=0x941305
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000ad2340?)
	pkg/sentry/kernel/task_syscall.go:257 +0x2f0 fp=0xc000db3e10 sp=0xc000db3d18 pc=0x941070
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000632580?, 0xc000e74a80)
	pkg/sentry/kernel/task_run.go:269 +0x103e fp=0xc000db3f48 sp=0xc000db3e10 pc=0x9351fe
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000e74a80, 0x63)
	pkg/sentry/kernel/task_run.go:98 +0x1f8 fp=0xc000db3fc0 sp=0xc000db3f48 pc=0x933b18
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1()
	pkg/sentry/kernel/task_start.go:377 +0x2a fp=0xc000db3fe0 sp=0xc000db3fc0 pc=0x93ebea
runtime.goexit()
	src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000db3fe8 sp=0xc000db3fe0 pc=0x46d741
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:377 +0xef