Merge 5.4.277 into android11-5.4-lts

Changes in 5.4.277
	pinctrl: core: handle radix_tree_insert() errors in pinctrl_register_one_pin()
	ext4: fix bug_on in __es_tree_search
	Revert "selftests: mm: fix map_hugetlb failure on 64K page size systems"
	Revert "net: bcmgenet: use RGMII loopback for MAC reset"
	net: bcmgenet: keep MAC in reset until PHY is up
	net: bcmgenet: synchronize EXT_RGMII_OOB_CTRL access
	net: bcmgenet: synchronize use of bcmgenet_set_rx_mode()
	net: bcmgenet: synchronize UMAC_CMD access
	smb: client: fix potential OOBs in smb2_parse_contexts()
	firmware: arm_scmi: Harden accesses to the reset domains
	arm64: dts: qcom: Fix 'interrupt-map' parent address cells
	btrfs: add missing mutex_unlock in btrfs_relocate_sys_chunks()
	drm/amdgpu: Fix possible NULL dereference in amdgpu_ras_query_error_status_helper()
	usb: typec: ucsi: displayport: Fix potential deadlock
	serial: kgdboc: Fix NMI-safety problems from keyboard reset code
	docs: kernel_include.py: Cope with docutils 0.21
	Linux 5.4.277

Change-Id: I7c64905bd76358d7f6f86f33522fb03811684946
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>