Merge tag 'ASB-2021-02-05_4.19-stable' into int/13/fp4

https://source.android.com/security/bulletin/2021-02-01
CVE-2017-18509
CVE-2020-10767

* tag 'ASB-2021-02-05_4.19-stable': (380 commits)
  ANDROID: GKI: fix up abi issues with 4.19.172
  Linux 4.19.172
  fs: fix lazytime expiration handling in __writeback_single_inode()
  writeback: Drop I_DIRTY_TIME_EXPIRE
  dm integrity: conditionally disable "recalculate" feature
  tools: Factor HOSTCC, HOSTLD, HOSTAR definitions
  tracing: Fix race in trace_open and buffer resize call
  HID: wacom: Correct NULL dereference on AES pen proximity
  futex: Handle faults correctly for PI futexes
  futex: Simplify fixup_pi_state_owner()
  futex: Use pi_state_update_owner() in put_pi_state()
  rtmutex: Remove unused argument from rt_mutex_proxy_unlock()
  futex: Provide and use pi_state_update_owner()
  futex: Replace pointless printk in fixup_owner()
  futex: Ensure the correct return value from futex_lock_pi()
  futex: Prevent exit livelock
  futex: Provide distinct return value when owner is exiting
  futex: Add mutex around futex exit
  futex: Provide state handling for exec() as well
  futex: Sanitize exit state handling
  ...

Change-Id: I187e346c93bce02239a516ab1834c8c4e5461cbe