WARNING: DATA RACE
Read at 0x00c007508018 by goroutine 408:
  gvisor.dev/gvisor/pkg/bitmap.(*Bitmap).Maximum()
      pkg/bitmap/bitmap.go:111 +0x2f9
  gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).GetLastFd()
      pkg/sentry/kernel/fd_table.go:763 +0xc4
  gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.CloseRange()
      pkg/sentry/syscalls/linux/vfs2/fd.go:71 +0x92
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall()
      pkg/sentry/kernel/task_syscall.go:103 +0x4db
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke()
      pkg/sentry/kernel/task_syscall.go:238 +0x69
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter()
      pkg/sentry/kernel/task_syscall.go:198 +0x8e
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall()
      pkg/sentry/kernel/task_syscall.go:173 +0x3c4
  gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute()
      pkg/sentry/kernel/task_run.go:254 +0x1697
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run()
      pkg/sentry/kernel/task_run.go:95 +0x35a
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start·dwrap·235()
      pkg/sentry/kernel/task_start.go:339 +0x47

Previous write at 0x00c007508018 by goroutine 289:
  gvisor.dev/gvisor/pkg/bitmap.(*Bitmap).Add()
      pkg/bitmap/bitmap.go:129 +0x54b
  gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).NewFDsVFS2()
      pkg/sentry/kernel/fd_table.go:395 +0x330
  gvisor.dev/gvisor/pkg/sentry/kernel.(*FDTable).NewFDVFS2()
      pkg/sentry/kernel/fd_table.go:426 +0x8f
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).NewFDFromVFS2()
      pkg/sentry/kernel/task.go:793 +0x398
  gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.openat()
      pkg/sentry/syscalls/linux/vfs2/filesystem.go:188 +0x34d
  gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Openat()
      pkg/sentry/syscalls/linux/vfs2/filesystem.go:158 +0x44
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall()
      pkg/sentry/kernel/task_syscall.go:103 +0x4db
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke()
      pkg/sentry/kernel/task_syscall.go:238 +0x69
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter()
      pkg/sentry/kernel/task_syscall.go:198 +0x8e
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall()
      pkg/sentry/kernel/task_syscall.go:173 +0x3c4
  gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute()
      pkg/sentry/kernel/task_run.go:254 +0x1697
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run()
      pkg/sentry/kernel/task_run.go:95 +0x35a
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start·dwrap·235()
      pkg/sentry/kernel/task_start.go:339 +0x47