panic: invalid field value or did not reuse the same FieldValue pointer as passed in NewField

goroutine 264 gp=0xc000c14540 m=17 mp=0xc000203508 [running]:
panic({0x1c5d020?, 0x20ce5c0?})
	bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x168 fp=0xc000863188 sp=0xc0008630d8 pc=0x478708
gvisor.dev/gvisor/pkg/metric.fieldMapper.lookupSingle({{0xc00017a960?, 0x3e23758?, 0x3e23758?}, 0x2ec2a40?}, 0x0, 0xc000863400, 0x0, 0x258)
	pkg/metric/metric.go:402 +0x2d2 fp=0xc000863238 sp=0xc000863188 pc=0x9ae592
gvisor.dev/gvisor/pkg/metric.fieldMapper.lookupConcat({{0xc00017a960?, 0x484d31?, 0x484d69?}, 0x4835ec?}, {0xc000863410, 0x2, 0x1?}, {0x0, 0x0, 0x0})
	pkg/metric/metric.go:432 +0x10f fp=0xc0008632d8 sp=0xc000863238 pc=0x9ae6ef
gvisor.dev/gvisor/pkg/metric.(*Uint64Metric).IncrementBy(0xc00025ab90, 0x1, {0xc000863410, 0x2, 0x2})
	pkg/metric/metric.go:683 +0x9d fp=0xc000863340 sp=0xc0008632d8 pc=0x9b0ddd
gvisor.dev/gvisor/pkg/metric.(*Uint64Metric).Increment(0xc00025ab90, {0xc000863410, 0x2, 0x2})
	pkg/metric/metric.go:665 +0x55 fp=0xc000863378 sp=0xc000863340 pc=0x9b0d15
gvisor.dev/gvisor/pkg/sentry/socket/netstack.setSockOptICMPv6(0x484d69?, {0x2109998, 0xc000a548c0}, {0x7fb4d9a51aa0, 0xc000845c08}, 0x9, {0xc000c6579c, 0x0, 0x90})
	pkg/sentry/socket/netstack/netstack.go:2333 +0x33a fp=0xc000863430 sp=0xc000863378 pc=0x1214f3a
gvisor.dev/gvisor/pkg/sentry/socket/netstack.SetSockOpt(0xc000c64c88, {0x2109998, 0xc000a548c0}, {0x7fb4d9a51aa0, 0xc000845c08}, 0x3a, 0x9, {0xc000c6579c, 0x0, 0x90})
	pkg/sentry/socket/netstack/netstack.go:1935 +0x250 fp=0xc000863490 sp=0xc000863430 pc=0x12116f0
gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).SetSockOpt(0xc000a548c0, 0xc000c64c88, 0x3a, 0x9, {0xc000c6579c, 0x0, 0x90})
	pkg/sentry/socket/netstack/netstack.go:672 +0x6aa fp=0xc0008635b0 sp=0xc000863490 pc=0x120672a
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SetSockOpt(0xc000c64c88, 0x484d69?, {{0x3}, {0x3a}, {0x9}, {0x0}, {0x0}, {0x6}})
	pkg/sentry/syscalls/linux/sys_socket.go:551 +0x46c fp=0xc0008636e8 sp=0xc0008635b0 pc=0x12d6f8c
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000c64c88, 0x36, {{0x3}, {0x3a}, {0x9}, {0x0}, {0x0}, {0x6}})
	pkg/sentry/kernel/task_syscall.go:143 +0xb9f fp=0xc000863998 sp=0xc0008636e8 pc=0xffde9f
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000c64c88, 0x36, {{0x3}, {0x3a}, {0x9}, {0x0}, {0x0}, {0x6}})
	pkg/sentry/kernel/task_syscall.go:323 +0x85 fp=0xc000863a40 sp=0xc000863998 pc=0xffffc5
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000c64c88, 0x36, {{0x3}, {0x3a}, {0x9}, {0x0}, {0x0}, {0x6}})
	pkg/sentry/kernel/task_syscall.go:283 +0xc7 fp=0xc000863ab0 sp=0xc000863a40 pc=0xfff8e7
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000c64c88)
	pkg/sentry/kernel/task_syscall.go:258 +0x54a fp=0xc000863bd0 sp=0xc000863ab0 pc=0xfff44a
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000c64c88?, 0xc000c64c88)
	pkg/sentry/kernel/task_run.go:269 +0x2275 fp=0xc000863e78 sp=0xc000863bd0 pc=0xfe9cb5
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000c64c88, 0xb)
	pkg/sentry/kernel/task_run.go:97 +0x41b fp=0xc000863fb0 sp=0xc000863e78 pc=0xfe6ffb
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
	pkg/sentry/kernel/task_start.go:412 +0x45 fp=0xc000863fe0 sp=0xc000863fb0 pc=0xffb7a5
runtime.goexit({})
	src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000863fe8 sp=0xc000863fe0 pc=0x481a61
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 239
	pkg/sentry/kernel/task_start.go:412 +0x185