WARNING: DATA RACE
Write at 0x00c420739a44 by goroutine 408:
  gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).setKUIDsUncheckedLocked()
      pkg/sentry/kernel/task_identity.go:165 +0x1b8
  gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).SetRESUID()
      pkg/sentry/kernel/task_identity.go:157 +0x16d
  gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.Setresuid()
      pkg/sentry/syscalls/linux/sys_identity.go:117 +0x57
  gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).executeSyscall()
      pkg/sentry/kernel/task_syscall.go:162 +0x14e
  gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke()
      pkg/sentry/kernel/task_syscall.go:278 +0x7d
  gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter()
      pkg/sentry/kernel/task_syscall.go:241 +0xc3
  gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscall()
      pkg/sentry/kernel/task_syscall.go:216 +0x19c
  gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute()
      pkg/sentry/kernel/task_run.go:217 +0x157c
  gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run()
      pkg/sentry/kernel/task_run.go:95 +0x264

Previous read at 0x00c420739a44 by goroutine 365:
  gvisor.googlesource.com/gvisor/pkg/sentry/fs.FileOwnerFromContext()
      pkg/sentry/fs/context.go:86 +0x5d
  gvisor.googlesource.com/gvisor/pkg/sentry/fs/proc.(*file).UnstableAttr()
      pkg/sentry/fs/proc/file.go:53 +0x1e5
  gvisor.googlesource.com/gvisor/pkg/sentry/fs.(*Inode).UnstableAttr()
      pkg/sentry/fs/inode.go:250 +0x217
  gvisor.googlesource.com/gvisor/pkg/sentry/fs.ContextCanAccessFile()
      pkg/sentry/fs/context.go:36 +0x98
  gvisor.googlesource.com/gvisor/pkg/sentry/fs/proc.(*fdDir).Check()
      pkg/sentry/fs/proc/fds.go:163 +0x6b
  gvisor.googlesource.com/gvisor/pkg/sentry/fs/proc.(*file).Check()
      <autogenerated>:1 +0x98
  gvisor.googlesource.com/gvisor/pkg/sentry/fs.(*Inode).check()
      pkg/sentry/fs/inode.go:303 +0xb5
  gvisor.googlesource.com/gvisor/pkg/sentry/fs.(*Inode).CheckPermission()
      pkg/sentry/fs/inode.go:296 +0xa1
  gvisor.googlesource.com/gvisor/pkg/sentry/fs.(*MountNamespace).FindLink()
      pkg/sentry/fs/mounts.go:392 +0x48d
  gvisor.googlesource.com/gvisor/pkg/sentry/fs.(*MountNamespace).FindInode()
      pkg/sentry/fs/mounts.go:437 +0x93
  gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.fileOpOn()
      pkg/sentry/syscalls/linux/sys_file.go:96 +0x173
  gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.utimes()
      pkg/sentry/syscalls/linux/sys_file.go:1679 +0x363
  gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.Futimesat()
      pkg/sentry/syscalls/linux/sys_file.go:1786 +0xee
  gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).executeSyscall()
      pkg/sentry/kernel/task_syscall.go:162 +0x14e
  gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke()
      pkg/sentry/kernel/task_syscall.go:278 +0x7d
  gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter()
      pkg/sentry/kernel/task_syscall.go:241 +0xc3
  gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscall()
      pkg/sentry/kernel/task_syscall.go:216 +0x19c
  gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute()
      pkg/sentry/kernel/task_run.go:217 +0x157c
  gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run()
      pkg/sentry/kernel/task_run.go:95 +0x264