This bug was fixed in the package linux-oem-5.14 - 5.14.0-1033.36

---------------
linux-oem-5.14 (5.14.0-1033.36) focal; urgency=medium

  * focal/linux-oem-5.14: 5.14.0-1033.36 -proposed tracker (LP:
#1967397)

  * Bolt doesn't work with native USB4 hosts (LP: #1962349)
    - thunderbolt: Retry DROM reads for more failure scenarios
    - thunderbolt: Do not resume routers if UID is not set
    - thunderbolt: Do not make DROM read success compulsory
    - PCI/ACPI: Allow D3 only if Root Port can signal and wake from D3

  *  Fix non-working MT7921 BT after reboot (LP: #1966497)
    - Bluetooth: btusb: Enable MSFT extension for Mediatek Chip (MT7921)

  * alsa/sdw: Fix the audio issue on a Dell machine without internal mic
    (LP: #1966841)
    - ASoC: Intel: soc-acpi: add entries in ADL match table

  * Enable headset mic on Lenovo P360 (LP: #1967069)
    - ALSA: hda/realtek: Enable headset mic on Lenovo P360

  * WCN6856 BT keep in OFF state after coldboot system (LP: #1967067)
    - Bluetooth: btusb: Improve stability for QCA devices

  * Focal update: upstream stable patchset 2022-03-21 (LP: #1965737)
    - mm/filemap: Fix handling of THPs in generic_file_buffered_read()
    - cgroup/cpuset: Fix a race between cpuset_attach() and cpu hotplug
    - cgroup-v1: Correct privileges check in release_agent writes
    - x86/ptrace: Fix xfpregs_set()'s incorrect xmm clearing
    - btrfs: tree-checker: check item_size for inode_item
    - btrfs: tree-checker: check item_size for dev_item
    - clk: jz4725b: fix mmc0 clock gating
    - io_uring: don't convert to jiffies for waiting on timeouts
    - io_uring: disallow modification of rsrc_data during quiesce
    - selinux: fix misuse of mutex_is_locked()
    - vhost/vsock: don't check owner in vhost_vsock_stop() while releasing
    - parisc/unaligned: Fix fldd and fstd unaligned handlers on 32-bit kernel
    - parisc/unaligned: Fix ldw() and stw() unalignment handlers
    - KVM: x86/mmu: make apf token non-zero to fix bug
    - drm/amd/display: Protect update_bw_bounding_box FPU code.
    - drm/amd/pm: fix some OEM SKU specific stability issues
    - drm/amdgpu: disable MMHUB PG for Picasso
    - drm/amdgpu: do not enable asic reset for raven2
    - drm/i915: Widen the QGV point mask
    - drm/i915: Correctly populate use_sagv_wm for all pipes
    - drm/i915: Fix bw atomic check when switching between SAGV vs. no SAGV
    - sr9700: sanity check for packet length
    - USB: zaurus: support another broken Zaurus
    - CDC-NCM: avoid overflow in sanity checking
    - netfilter: xt_socket: fix a typo in socket_mt_destroy()
    - netfilter: xt_socket: missing ifdef CONFIG_IP6_NF_IPTABLES dependency
    - tee: export teedev_open() and teedev_close_context()
    - optee: use driver internal tee_context for some rpc
    - ping: remove pr_err from ping_lookup
    - Revert "i40e: Fix reset bw limit when DCB enabled with 1 TC"
    - gpu: host1x: Always return syncpoint value when waiting
    - perf data: Fix double free in perf_session__delete()
    - mptcp: fix race in incoming ADD_ADDR option processing
    - mptcp: add mibs counter for ignored incoming options
    - selftests: mptcp: fix diag instability
    - selftests: mptcp: be more conservative with cookie MPJ limits
    - bnx2x: fix driver load from initrd
    - bnxt_en: Fix active FEC reporting to ethtool
    - bnxt_en: Fix offline ethtool selftest with RDMA enabled
    - bnxt_en: Fix incorrect multicast rx mask setting when not requested
    - hwmon: Handle failure to register sensor with thermal zone correctly
    - net/mlx5: Fix tc max supported prio for nic mode
    - ice: check the return of ice_ptp_gettimex64
    - ice: initialize local variable 'tlv'
    - net/mlx5: Update the list of the PCI supported devices
    - bpf: Do not try bpf_msg_push_data with len 0
    - selftests: bpf: Check bpf_msg_push_data return value
    - bpf: Add schedule points in batch ops
    - io_uring: add a schedule point in io_add_buffers()
    - net: __pskb_pull_tail() & pskb_carve_frag_list() drop_monitor friends
    - tipc: Fix end of loop tests for list_for_each_entry()
    - gso: do not skip outer ip header in case of ipip and net_failover
    - net: mv643xx_eth: process retval from of_get_mac_address
    - openvswitch: Fix setting ipv6 fields causing hw csum failure
    - drm/edid: Always set RGB444
    - net/mlx5e: Fix wrong return value on ioctl EEPROM query failure
    - drm/vc4: crtc: Fix runtime_pm reference counting
    - net/sched: act_ct: Fix flow table lookup after ct clear or switching zones
    - net: ll_temac: check the return value of devm_kmalloc()
    - net: Force inlining of checksum functions in net/checksum.h
    - netfilter: nf_tables: unregister flowtable hooks on netns exit
    - nfp: flower: Fix a potential leak in nfp_tunnel_add_shared_mac()
    - netfilter: nf_tables: fix memory leak during stateful obj update
    - net/smc: Use a mutex for locking "struct smc_pnettable"
    - surface: surface3_power: Fix battery readings on batteries without a 
serial
      number
    - udp_tunnel: Fix end of loop test in udp_tunnel_nic_unregister()
    - net/mlx5: DR, Cache STE shadow memory
    - ibmvnic: schedule failover only if vioctl fails
    - net/mlx5: DR, Don't allow match on IP w/o matching on full
      ethertype/ip_version
    - net/mlx5: Fix possible deadlock on rule deletion
    - net/mlx5: Fix wrong limitation of metadata match on ecpf
    - net/mlx5: DR, Fix the threshold that defines when pool sync is initiated
    - net/mlx5e: MPLSoUDP decap, fix check for unsupported matches
    - net/mlx5e: kTLS, Use CHECKSUM_UNNECESSARY for device-offloaded packets
    - net/mlx5: Update log_max_qp value to be 17 at most
    - spi: spi-zynq-qspi: Fix a NULL pointer dereference in
      zynq_qspi_exec_mem_op()
    - regmap-irq: Update interrupt clear register for proper reset
    - net-timestamp: convert sk->sk_tskey to atomic_t
    - RDMA/rtrs-clt: Fix possible double free in error case
    - RDMA/rtrs-clt: Move free_permit from free_clt to rtrs_clt_close
    - configfs: fix a race in configfs_{,un}register_subsystem()
    - RDMA/ib_srp: Fix a deadlock
    - tracing: Dump stacktrace trigger to the corresponding instance
    - tracing: Have traceon and traceoff trigger honor the instance
    - iio:imu:adis16480: fix buffering for devices with no burst mode
    - iio: adc: men_z188_adc: Fix a resource leak in an error handling path
    - iio: adc: tsc2046: fix memory corruption by preventing array overflow
    - iio: adc: ad7124: fix mask used for setting AIN_BUFP & AIN_BUFM bits
    - iio: accel: fxls8962af: add padding to regmap for SPI
    - iio: imu: st_lsm6dsx: wait for settling time in st_lsm6dsx_read_oneshot
    - iio: Fix error handling for PM
    - sc16is7xx: Fix for incorrect data being transmitted
    - ata: pata_hpt37x: disable primary channel on HPT371
    - Revert "USB: serial: ch341: add new Product ID for CH341A"
    - usb: gadget: rndis: add spinlock for rndis response list
    - USB: gadget: validate endpoint index for xilinx udc
    - tracefs: Set the group ownership in apply_options() not parse_options()
    - USB: serial: option: add support for DW5829e
    - USB: serial: option: add Telit LE910R1 compositions
    - usb: dwc2: drd: fix soft connect when gadget is unconfigured
    - usb: dwc3: pci: Add "snps,dis_u2_susphy_quirk" for Intel Bay Trail
    - usb: dwc3: pci: Fix Bay Trail phy GPIO mappings
    - usb: dwc3: gadget: Let the interrupt handler disable bottom halves.
    - xhci: re-initialize the HC during resume if HCE was set
    - xhci: Prevent futile URB re-submissions due to incorrect return value.
    - nvmem: core: Fix a conflict between MTD and NVMEM on wp-gpios property
    - mtd: core: Fix a conflict between MTD and NVMEM on wp-gpios property
    - driver core: Free DMA range map when device is released
    - RDMA/cma: Do not change route.addr.src_addr outside state checks
    - thermal: int340x: fix memory leak in int3400_notify()
    - staging: fbtft: fb_st7789v: reset display before initialization
    - tps6598x: clear int mask on probe failure
    - IB/qib: Fix duplicate sysfs directory name
    - riscv: fix nommu_k210_sdcard_defconfig
    - riscv: fix oops caused by irqsoff latency tracer
    - tty: n_gsm: fix encoding of control signal octet bit DV
    - tty: n_gsm: fix proper link termination after failed open
    - tty: n_gsm: fix NULL pointer access due to DLCI release
    - tty: n_gsm: fix wrong tty control line for flow control
    - tty: n_gsm: fix wrong modem processing in convergence layer type 2
    - tty: n_gsm: fix deadlock in gsmtty_open()
    - pinctrl: fix loop in k210_pinconf_get_drive()
    - pinctrl: k210: Fix bias-pull-up
    - gpio: tegra186: Fix chip_data type confusion
    - memblock: use kfree() to release kmalloced memblock regions
    - ice: Fix race conditions between virtchnl handling and VF ndo ops
    - ice: fix concurrent reset and removal of VFs
    - upstream stable to v5.15.26
    - mac80211_hwsim: report NOACK frames in tx_status
    - mac80211_hwsim: initialize ieee80211_tx_info at hw_scan_work
    - i2c: bcm2835: Avoid clock stretching timeouts
    - ASoC: rt5668: do not block workqueue if card is unbound
    - ASoC: rt5682: do not block workqueue if card is unbound
    - regulator: core: fix false positive in regulator_late_cleanup()
    - Input: clear BTN_RIGHT/MIDDLE on buttonpads
    - btrfs: get rid of warning on transaction commit when using flushoncommit
    - KVM: arm64: vgic: Read HW interrupt pending state from the HW
    - block: loop:use kstatfs.f_bsize of backing file to set discard granularity
    - tipc: fix a bit overflow in tipc_crypto_key_rcv()
    - cifs: do not use uninitialized data in the owner/group sid
    - cifs: fix double free race when mount fails in cifs_get_root()
    - cifs: modefromsids must add an ACE for authenticated users
    - selftests/seccomp: Fix seccomp failure by adding missing headers
    - drm/amd/pm: correct UMD pstate clocks for Dimgrey Cavefish and Beige Goby
    - selftests/ftrace: Do not trace do_softirq because of PREEMPT_RT
    - dmaengine: shdma: Fix runtime PM imbalance on error
    - i2c: cadence: allow COMPILE_TEST
    - i2c: imx: allow COMPILE_TEST
    - i2c: qup: allow COMPILE_TEST
    - net: usb: cdc_mbim: avoid altsetting toggling for Telit FN990
    - block-map: add __GFP_ZERO flag for alloc_page in function bio_copy_kern
    - usb: gadget: don't release an existing dev->buf
    - usb: gadget: clear related members when goto fail
    - exfat: reuse exfat_inode_info variable instead of calling EXFAT_I()
    - exfat: fix i_blocks for files truncated over 4 GiB
    - tracing: Add test for user space strings when filtering on string pointers
    - arm64: Mark start_backtrace() notrace and NOKPROBE_SYMBOL
    - serial: stm32: prevent TDR register overwrite when sending x_char
    - ext4: drop ineligible txn start stop APIs
    - ext4: simplify updating of fast commit stats
    - ext4: fast commit may not fallback for ineligible commit
    - ext4: fast commit may miss file actions
    - sched/fair: Fix fault in reweight_entity
    - ata: pata_hpt37x: fix PCI clock detection
    - drm/amdgpu: check vm ready by amdgpu_vm->evicting flag
    - tracing: Add ustring operation to filtering string pointers
    - NFSD: Have legacy NFSD WRITE decoders use xdr_stream_subsegment()
    - NFSD: Fix zero-length NFSv3 WRITEs
    - io_uring: fix no lock protection for ctx->cq_extra
    - tools/resolve_btf_ids: Close ELF file on error
    - mtd: spi-nor: Fix mtd size for s3an flashes
    - MIPS: fix local_{add,sub}_return on MIPS64
    - signal: In get_signal test for signal_group_exit every time through the 
loop
    - PCI: mediatek-gen3: Disable DVFSRC voltage request
    - PCI: dwc: Do not remap invalid res
    - PCI: aardvark: Fix checking for MEM resource type
    - KVM: VMX: Don't unblock vCPU w/ Posted IRQ if IRQs are disabled in guest
    - KVM: s390: Ensure kvm_arch_no_poll() is read once when blocking vCPU
    - KVM: VMX: Read Posted Interrupt "control" exactly once per loop iteration
    - KVM: X86: Ensure that dirty PDPTRs are loaded
    - KVM: x86: Handle 32-bit wrap of EIP for EMULTYPE_SKIP with flat code seg
    - KVM: x86: Exit to userspace if emulation prepared a completion callback
    - i3c: fix incorrect address slot lookup on 64-bit
    - i3c/master/mipi-i3c-hci: Fix a potentially infinite loop in
      'hci_dat_v1_get_index()'
    - tracing: Do not let synth_events block other dyn_event systems during 
create
    - Input: ti_am335x_tsc - set ADCREFM for X configuration
    - Input: ti_am335x_tsc - fix STEPCONFIG setup for Z2
    - PCI: mvebu: Check for errors from pci_bridge_emul_init() call
    - PCI: mvebu: Do not modify PCI IO type bits in conf_write
    - PCI: mvebu: Fix support for bus mastering and PCI_COMMAND on emulated 
bridge
    - PCI: mvebu: Fix configuring secondary bus of PCIe Root Port via emulated
      bridge
    - PCI: mvebu: Setup PCIe controller to Root Complex mode
    - PCI: mvebu: Fix support for PCI_BRIDGE_CTL_BUS_RESET on emulated bridge
    - PCI: mvebu: Fix support for PCI_EXP_DEVCTL on emulated bridge
    - PCI: mvebu: Fix support for PCI_EXP_RTSTA on emulated bridge
    - PCI: mvebu: Fix support for DEVCAP2, DEVCTL2 and LNKCTL2 registers on
      emulated bridge
    - NFSD: Fix verifier returned in stable WRITEs
    - Revert "nfsd: skip some unnecessary stats in the v4 case"
    - nfsd: fix crash on COPY_NOTIFY with special stateid
    - x86/hyperv: Properly deal with empty cpumasks in hyperv_flush_tlb_multi()
    - drm/i915: don't call free_mmap_offset when purging
    - SUNRPC: Fix sockaddr handling in the svc_xprt_create_error trace point
    - SUNRPC: Fix sockaddr handling in svcsock_accept_class trace points
    - drm/sun4i: dw-hdmi: Fix missing put_device() call in sun8i_hdmi_phy_get
    - drm/atomic: Check new_crtc_state->active to determine if CRTC needs 
disable
      in self refresh mode
    - ntb_hw_switchtec: Fix pff ioread to read into mmio_part_cfg_all
    - ntb_hw_switchtec: Fix bug with more than 32 partitions
    - drm/amdkfd: Check for null pointer after calling kmemdup
    - i3c: master: dw: check return of dw_i3c_master_get_free_pos()
    - dma-buf: cma_heap: Fix mutex locking section
    - tracing/probes: check the return value of kstrndup() for pbuf
    - mm: defer kmemleak object creation of module_alloc()
    - kasan: fix quarantine conflicting with init_on_free
    - selftests/vm: make charge_reserved_hugetlb.sh work with existing cgroup
      setting
    - hugetlbfs: fix off-by-one error in hugetlb_vmdelete_list()
    - drm/amdgpu: filter out radeon PCI device IDs
    - drm/amdgpu: filter out radeon secondary ids as well
    - drm/amd/display: Use adjusted DCN301 watermarks
    - tracing/uprobes: Check the return value of kstrdup() for tu->filename
    - ethtool: Fix link extended state for big endian
    - net/mlx5e: IPsec: Refactor checksum code in tx data path
    - net/mlx5e: IPsec: Fix crypto offload for non TCP/UDP encapsulated traffic
    - drm/amd/display: Update watermark values for DCN301
    - riscv/mm: Add XIP_FIXUP for phys_ram_base
    - gve: Recording rx queue before sending to napi
    - net: dsa: ocelot: seville: utilize of_mdiobus_register
    - net: dsa: seville: register the mdiobus under devres
    - ibmvnic: don't release napi in __ibmvnic_open()
    - drm/mediatek: mtk_dsi: Reset the dsi0 hardware
    - cifs: protect session channel fields with chan_lock
    - cifs: fix confusing unneeded warning message on smb2.1 and earlier
    - drm/amd/display: Fix stream->link_enc unassigned during stream removal
    - bnxt_en: Fix occasional ethtool -t loopback test failures
    - PCI: mvebu: Fix device enumeration regression
    - ALSA: intel_hdmi: Fix reference to PCM buffer address
    - ucounts: Fix systemd LimitNPROC with private users regression
    - riscv/efi_stub: Fix get_boot_hartid_from_fdt() return value
    - riscv: Fix config KASAN && SPARSEMEM && !SPARSE_VMEMMAP
    - riscv: Fix config KASAN && DEBUG_VIRTUAL
    - iwlwifi: mvm: check debugfs_dir ptr before use
    - ASoC: ops: Shift tested values in snd_soc_put_volsw() by +min
    - iommu/vt-d: Fix double list_add when enabling VMD in scalable mode
    - iommu/amd: Recover from event log overflow
    - drm/i915: s/JSP2/ICP2/ PCH
    - drm/amd/display: Reduce dmesg error to a debug print
    - xen/netfront: destroy queues before real_num_tx_queues is zeroed
    - thermal: core: Fix TZ_GET_TRIP NULL pointer dereference
    - mac80211: fix EAPoL rekey fail in 802.3 rx path
    - blktrace: fix use after free for struct blk_trace
    - ntb: intel: fix port config status offset for SPR
    - mm: Consider __GFP_NOWARN flag for oversized kvmalloc() calls
    - xfrm: fix MTU regression
    - netfilter: fix use-after-free in __nf_register_net_hook()
    - bpf, sockmap: Do not ignore orig_len parameter
    - xfrm: fix the if_id check in changelink
    - xfrm: enforce validity of offload input flags
    - e1000e: Correct NVM checksum verification flow
    - net: fix up skbs delta_truesize in UDP GRO frag_list
    - netfilter: nf_queue: don't assume sk is full socket
    - netfilter: nf_queue: fix possible use-after-free
    - netfilter: nf_queue: handle socket prefetch
    - batman-adv: Request iflink once in batadv-on-batadv check
    - batman-adv: Request iflink once in batadv_get_real_netdevice
    - batman-adv: Don't expect inter-netns unique iflink indices
    - net: ipv6: ensure we call ipv6_mc_down() at most once
    - net: dcb: flush lingering app table entries for unregistered devices
    - net: ipa: add an interconnect dependency
    - net/smc: fix connection leak
    - net/smc: fix unexpected SMC_CLC_DECL_ERR_REGRMB error generated by client
    - net/smc: fix unexpected SMC_CLC_DECL_ERR_REGRMB error cause by server
    - btrfs: fix ENOSPC failure when attempting direct IO write into NOCOW range
    - mac80211: fix forwarded mesh frames AC & queue selection
    - net: stmmac: fix return value of __setup handler
    - mac80211: treat some SAE auth steps as final
    - iavf: Fix missing check for running netdev
    - net: sxgbe: fix return value of __setup handler
    - ibmvnic: register netdev after init of adapter
    - net: arcnet: com20020: Fix null-ptr-deref in com20020pci_probe()
    - ixgbe: xsk: change !netif_carrier_ok() handling in ixgbe_xmit_zc()
    - iavf: Fix deadlock in iavf_reset_task
    - efivars: Respect "block" flag in efivar_entry_set_safe()
    - auxdisplay: lcd2s: Fix lcd2s_redefine_char() feature
    - firmware: arm_scmi: Remove space in MODULE_ALIAS name
    - ASoC: cs4265: Fix the duplicated control name
    - auxdisplay: lcd2s: Fix memory leak in ->remove()
    - auxdisplay: lcd2s: Use proper API to free the instance of charlcd object
    - can: gs_usb: change active_channels's type from atomic_t to u8
    - iommu/tegra-smmu: Fix missing put_device() call in tegra_smmu_find
    - arm64: dts: rockchip: Switch RK3399-Gru DP to SPDIF output
    - igc: igc_read_phy_reg_gpy: drop premature return
    - ARM: Fix kgdb breakpoint for Thumb2
    - mips: setup: fix setnocoherentio() boolean setting
    - ARM: 9182/1: mmu: fix returns from early_param() and __setup() functions
    - mptcp: Correctly set DATA_FIN timeout when number of retransmits is large
    - selftests: mlxsw: tc_police_scale: Make test more robust
    - pinctrl: sunxi: Use unique lockdep classes for IRQs
    - igc: igc_write_phy_reg_gpy: drop premature return
    - ibmvnic: free reset-work-item when flushing
    - memfd: fix F_SEAL_WRITE after shmem huge page allocated
    - s390/extable: fix exception table sorting
    - sched: Fix yet more sched_fork() races
    - arm64: dts: juno: Remove GICv2m dma-range
    - iommu/amd: Fix I/O page table memory leak
    - MIPS: ralink: mt7621: do memory detection on KSEG1
    - ARM: dts: switch timer config to common devkit8000 devicetree
    - ARM: dts: Use 32KiHz oscillator on devkit8000
    - soc: fsl: guts: Revert commit 3c0d64e867ed
    - soc: fsl: guts: Add a missing memory allocation failure check
    - soc: fsl: qe: Check of ioremap return value
    - netfilter: nf_tables: prefer kfree_rcu(ptr, rcu) variant
    - ARM: tegra: Move panels to AUX bus
    - can: etas_es58x: change opened_channel_cnt's type from atomic_t to u8
    - net: stmmac: enhance XDP ZC driver level switching performance
    - net: stmmac: only enable DMA interrupts when ready
    - ibmvnic: initialize rc before completing wait
    - ibmvnic: define flush_reset_queue helper
    - ibmvnic: complete init_done on transport events
    - net: chelsio: cxgb3: check the return value of pci_find_capability()
    - net: sparx5: Fix add vlan when invalid operation
    - iavf: Refactor iavf state machine tracking
    - iavf: Add __IAVF_INIT_FAILED state
    - iavf: Combine init and watchdog state machines
    - iavf: Add trace while removing device
    - iavf: Rework mutexes for better synchronisation
    - iavf: Add helper function to go from pci_dev to adapter
    - iavf: Fix kernel BUG in free_msi_irqs
    - iavf: Add waiting so the port is initialized in remove
    - iavf: Fix init state closure on remove
    - iavf: Fix locking for VIRTCHNL_OP_GET_OFFLOAD_VLAN_V2_CAPS
    - iavf: Fix race in init state
    - iavf: Fix __IAVF_RESETTING state usage
    - drm/bridge: ti-sn65dsi86: Properly undo autosuspend
    - MIPS: ralink: mt7621: use bitwise NOT instead of logical
    - nl80211: Handle nla_memdup failures in handle_nan_filter
    - drm/amdgpu: fix suspend/resume hang regression
    - net: dcb: disable softirqs in dcbnl_flush_dev()
    - selftests: mlxsw: resource_scale: Fix return value
    - net: stmmac: perserve TX and RX coalesce value during XDP setup
    - iavf: do not override the adapter state in the watchdog task (again)
    - iavf: missing unlocks in iavf_watchdog_task()
    - MAINTAINERS: adjust file entry for of_net.c after movement
    - Input: elan_i2c - move regulator_[en|dis]able() out of
      elan_[en|dis]able_power()
    - Input: elan_i2c - fix regulator enable count imbalance after 
suspend/resume
    - Input: samsung-keypad - properly state IOMEM dependency
    - HID: add mapping for KEY_DICTATE
    - HID: add mapping for KEY_ALL_APPLICATIONS
    - tracing/histogram: Fix sorting on old "cpu" value
    - tracing: Fix return value of __setup handlers
    - btrfs: fix lost prealloc extents beyond eof after full fsync
    - btrfs: fix relocation crash due to premature return from
      btrfs_commit_transaction()
    - btrfs: do not WARN_ON() if we have PageError set
    - btrfs: qgroup: fix deadlock between rescan worker and remove qgroup
    - btrfs: add missing run of delayed items after unlink during log replay
    - btrfs: do not start relocation until in progress drops are done
    - Revert "xfrm: xfrm_state_mtu should return at least 1280 for ipv6"
    - proc: fix documentation and description of pagemap
    - KVM: x86/mmu: Passing up the error state of mmu_alloc_shadow_roots()
    - hamradio: fix macro redefine warning
    - upstream stable to v5.15.27
    - slip: fix macro redefine warning
    - x86/speculation: Include unprivileged eBPF status in Spectre v2 mitigation
      reporting
    - x86/speculation: Use generic retpoline by default on AMD
    - x86/speculation: Update link to AMD speculation whitepaper
    - x86/speculation: Warn about Spectre v2 LFENCE mitigation
    - x86/speculation: Warn about eIBRS + LFENCE + Unprivileged eBPF + SMT
    - ARM: report Spectre v2 status through sysfs
    - ARM: early traps initialisation
    - ARM: use LOADADDR() to get load address of sections
    - ARM: Spectre-BHB workaround
    - ARM: include unprivileged BPF status in Spectre V2 reporting
    - arm64: Add Neoverse-N2, Cortex-A710 CPU part definition
    - arm64: Add HWCAP for self-synchronising virtual counter
    - arm64: Add Cortex-X2 CPU part definition
    - arm64: add ID_AA64ISAR2_EL1 sys register
    - arm64: cpufeature: add HWCAP for FEAT_AFP
    - arm64: cpufeature: add HWCAP for FEAT_RPRES
    - arm64: entry.S: Add ventry overflow sanity checks
    - arm64: spectre: Rename spectre_v4_patch_fw_mitigation_conduit
    - KVM: arm64: Allow indirect vectors to be used without SPECTRE_V3A
    - arm64: entry: Make the trampoline cleanup optional
    - arm64: entry: Free up another register on kpti's tramp_exit path
    - arm64: entry: Move the trampoline data page before the text page
    - arm64: entry: Allow tramp_alias to access symbols after the 4K boundary
    - arm64: entry: Don't assume tramp_vectors is the start of the vectors
    - arm64: entry: Move trampoline macros out of ifdef'd section
    - arm64: entry: Make the kpti trampoline's kpti sequence optional
    - arm64: entry: Allow the trampoline text to occupy multiple pages
    - arm64: entry: Add non-kpti __bp_harden_el1_vectors for mitigations
    - arm64: entry: Add vectors that have the bhb mitigation sequences
    - arm64: entry: Add macro for reading symbol addresses from the trampoline
    - arm64: Add percpu vectors for EL1
    - arm64: proton-pack: Report Spectre-BHB vulnerabilities as part of 
Spectre-v2
    - arm64: Mitigate spectre style branch history side channels
    - KVM: arm64: Allow SMCCC_ARCH_WORKAROUND_3 to be discovered and migrated
    - arm64: Use the clearbhb instruction in mitigations
    - arm64: proton-pack: Include unprivileged eBPF status in Spectre v2
      mitigation reporting
    - ARM: fix build error when BPF_SYSCALL is disabled
    - ARM: fix co-processor register typo
    - ARM: Do not use NOCROSSREFS directive with ld.lld
    - arm64: Do not include __READ_ONCE() block in assembly files
    - ARM: fix build warning in proc-v7-bugs.c
    - Revert "ACPI: PM: s2idle: Cancel wakeup before dispatching EC GPE"
    - upstream stable to v5.15.28
    - arm64: dts: qcom: sm8350: Describe GCC dependency clocks
    - arm64: dts: qcom: sm8350: Correct UFS symbol clocks
    - HID: hid-thrustmaster: fix OOB read in thrustmaster_interrupts
    - ARM: boot: dts: bcm2711: Fix HVS register range
    - clk: qcom: gdsc: Add support to update GDSC transition delay
    - HID: vivaldi: fix sysfs attributes leak
    - arm64: dts: armada-3720-turris-mox: Add missing ethernet0 alias
    - tipc: fix kernel panic when enabling bearer
    - net: phy: meson-gxl: fix interrupt handling in forced mode
    - mISDN: Fix memory leak in dsp_pipeline_build()
    - vhost-iotlb: Add an opaque pointer for vhost IOTLB
    - vhost: fix hung thread due to erroneous iotlb entries
    - virtio-blk: Don't use MAX_DISCARD_SEGMENTS if max_discard_seg is zero
    - vdpa: fix use-after-free on vp_vdpa_remove
    - isdn: hfcpci: check the return value of dma_set_mask() in setup_hw()
    - net: qlogic: check the return value of dma_alloc_coherent() in
      qed_vf_hw_prepare()
    - esp: Fix BEET mode inter address family tunneling on GSO
    - qed: return status of qed_iov_get_link
    - smsc95xx: Ignore -ENODEV errors when device is unplugged
    - drm/sun4i: mixer: Fix P010 and P210 format numbers
    - net: dsa: mt7530: fix incorrect test in mt753x_phylink_validate()
    - ARM: dts: aspeed: Fix AST2600 quad spi group
    - iavf: Fix handling of vlan strip virtual channel messages
    - i40e: stop disabling VFs due to PF error responses
    - ice: stop disabling VFs due to PF error responses
    - ice: Fix error with handling of bonding MTU
    - ice: Don't use GFP_KERNEL in atomic context
    - ice: Fix curr_link_speed advertised speed
    - ethernet: Fix error handling in xemaclite_of_probe
    - tipc: fix incorrect order of state message data sanity check
    - net: ethernet: ti: cpts: Handle error for clk_enable
    - net: ethernet: lpc_eth: Handle error for clk_enable
    - net: marvell: prestera: Add missing of_node_put() in
      prestera_switch_set_base_mac_addr
    - ax25: Fix NULL pointer dereference in ax25_kill_by_device
    - net/mlx5: Fix size field in bufferx_reg struct
    - net/mlx5: Fix a race on command flush flow
    - net/mlx5e: Lag, Only handle events from highest priority multipath entry
    - NFC: port100: fix use-after-free in port100_send_complete
    - selftests: pmtu.sh: Kill tcpdump processes launched by subshell.
    - selftests: pmtu.sh: Kill nettest processes launched in subshell.
    - gpio: ts4900: Do not set DAT and OE together
    - gianfar: ethtool: Fix refcount leak in gfar_get_ts_info
    - net: phy: DP83822: clear MISR2 register to disable interrupts
    - sctp: fix kernel-infoleak for SCTP sockets
    - net: bcmgenet: Don't claim WOL when its not available
    - net: phy: meson-gxl: improve link-up behavior
    - selftests/bpf: Add test for bpf_timer overwriting crash
    - swiotlb: fix info leak with DMA_FROM_DEVICE
    - usb: dwc3: pci: add support for the Intel Raptor Lake-S
    - pinctrl: tigerlake: Revert "Add Alder Lake-M ACPI ID"
    - KVM: Fix lockdep false negative during host resume
    - kvm: x86: Disable KVM_HC_CLOCK_PAIRING if tsc is in always catchup mode
    - spi: rockchip: Fix error in getting num-cs property
    - spi: rockchip: terminate dma transmission when slave abort
    - x86/kvm: Don't use pv tlb/ipi/sched_yield if on 1 vCPU
    - net-sysfs: add check for netdevice being present to speed_show
    - hwmon: (pmbus) Clear pmbus fault/warning bits after read
    - PCI: Mark all AMD Navi10 and Navi14 GPU ATS as broken
    - gpio: Return EPROBE_DEFER if gc->to_irq is NULL
    - drm/amdgpu: bypass tiling flag check in virtual display case (v2)
    - Revert "xen-netback: remove 'hotplug-status' once it has served its 
purpose"
    - Revert "xen-netback: Check for hotplug-status existence before watching"
    - ipv6: prevent a possible race condition with lifetimes
    - tracing: Ensure trace buffer is at least 4096 bytes large
    - tracing/osnoise: Make osnoise_main to sleep for microseconds
    - selftest/vm: fix map_fixed_noreplace test failure
    - selftests/memfd: clean up mapping in mfd_fail_write
    - ARM: Spectre-BHB: provide empty stub for non-config
    - fuse: fix fileattr op failure
    - fuse: fix pipe buffer lifetime for direct_io
    - staging: rtl8723bs: Fix access-point mode deadlock
    - staging: gdm724x: fix use after free in gdm_lte_rx()
    - net: macb: Fix lost RX packet wakeup race in NAPI receive
    - riscv: alternative only works on !XIP_KERNEL
    - mmc: meson: Fix usage of meson_mmc_post_req()
    - riscv: Fix auipc+jalr relocation range checks
    - tracing/osnoise: Force quiescent states while tracing
    - arm64: dts: marvell: armada-37xx: Remap IO space to bus address 0x0
    - arm64: Ensure execute-only permissions are not allowed without EPAN
    - arm64: kasan: fix include error in MTE functions
    - swiotlb: rework "fix info leak with DMA_FROM_DEVICE"
    - virtio: unexport virtio_finalize_features
    - virtio: acknowledge all features before access
    - net/mlx5: Fix offloading with ESWITCH_IPV4_TTL_MODIFY_ENABLE
    - ARM: fix Thumb2 regression with Spectre BHB
    - watch_queue: Fix filter limit check
    - watch_queue, pipe: Free watchqueue state after clearing pipe ring
    - watch_queue: Fix to release page in ->release()
    - watch_queue: Fix to always request a pow-of-2 pipe ring size
    - watch_queue: Fix the alloc bitmap size to reflect notes allocated
    - watch_queue: Free the alloc bitmap when the watch_queue is torn down
    - watch_queue: Fix lack of barrier/sync/lock between post and read
    - watch_queue: Make comment about setting ->defunct more accurate
    - x86/boot: Fix memremap of setup_indirect structures
    - x86/boot: Add setup_indirect support in early_memremap_is_setup_data()
    - x86/sgx: Free backing memory after faulting the enclave page
    - x86/traps: Mark do_int3() NOKPROBE_SYMBOL
    - drm/i915: Workaround broken BIOS DBUF configuration on TGL/RKL
    - riscv: dts: k210: fix broken IRQs on hart1
    - vhost: allow batching hint without size
    - upstream stable to v5.15.29
    - Revert "xfrm: state and policy should fail if XFRMA_IF_ID 0"
    - arm64: dts: rockchip: fix rk3399-puma-haikou USB OTG mode
    - xfrm: Check if_id in xfrm_migrate
    - xfrm: Fix xfrm migrate issues when address family changes
    - arm64: dts: rockchip: fix rk3399-puma eMMC HS400 signal integrity
    - arm64: dts: rockchip: align pl330 node name with dtschema
    - arm64: dts: rockchip: reorder rk3399 hdmi clocks
    - arm64: dts: agilex: use the compatible "intel,socfpga-agilex-hsotg"
    - ARM: dts: rockchip: reorder rk322x hmdi clocks
    - ARM: dts: rockchip: fix a typo on rk3288 crypto-controller
    - mac80211: refuse aggregations sessions before authorized
    - MIPS: smp: fill in sibling and core maps earlier
    - ARM: 9178/1: fix unmet dependency on BITREVERSE for HAVE_ARCH_BITREVERSE
    - can: rcar_canfd: rcar_canfd_channel_probe(): register the CAN device when
      fully ready
    - atm: firestream: check the return value of ioremap() in fs_init()
    - iwlwifi: don't advertise TWT support
    - drm/vrr: Set VRR capable prop only if it is attached to connector
    - nl80211: Update bss channel on channel switch for P2P_CLIENT
    - tcp: make tcp_read_sock() more robust
    - sfc: extend the locking on mcdi->seqno
    - bnx2: Fix an error message
    - kselftest/vm: fix tests build with old libc
    - x86/module: Fix the paravirt vs alternative order
    - ice: Fix race condition during interface enslave
    - upstream stable to v5.15.30
    - crypto: qcom-rng - ensure buffer for generate is completely filled
    - ocfs2: fix crash when initialize filecheck kobj fails
    - mm: swap: get rid of livelock in swapin readahead
    - block: release rq qos structures for queue without disk
    - efi: fix return value of __setup handlers
    - alx: acquire mutex for alx_reinit in alx_change_mtu
    - vsock: each transport cycles only on its own sockets
    - esp6: fix check on ipv6_skip_exthdr's return value
    - net: phy: marvell: Fix invalid comparison in the resume and suspend
      functions
    - net/packet: fix slab-out-of-bounds access in packet_recvmsg()
    - atm: eni: Add check for dma_map_single
    - iavf: Fix double free in iavf_reset_task
    - hv_netvsc: Add check for kvmalloc_array
    - drm/imx: parallel-display: Remove bus flags check in
      imx_pd_bridge_atomic_check()
    - drm/panel: simple: Fix Innolux G070Y2-L01 BPP settings
    - net: handle ARPHRD_PIMREG in dev_is_mac_header_xmit()
    - drm: Don't make DRM_PANEL_BRIDGE dependent on DRM_KMS_HELPERS
    - net: dsa: Add missing of_node_put() in dsa_port_parse_of
    - net: phy: mscc: Add MODULE_FIRMWARE macros
    - bnx2x: fix built-in kernel driver load failure
    - net: bcmgenet: skip invalid partial checksums
    - net: mscc: ocelot: fix backwards compatibility with single-chain tc-flower
      offload
    - iavf: Fix hang during reboot/shutdown
    - arm64: fix clang warning about TRAMP_VALIAS
    - usb: gadget: rndis: prevent integer overflow in rndis_set_response()
    - usb: gadget: Fix use-after-free bug by not setting udc->dev.driver
    - usb: usbtmc: Fix bug in pipe direction for control transfers
    - scsi: mpt3sas: Page fault in reply q processing
    - Input: aiptek - properly check endpoint type
    - perf symbols: Fix symbol size calculation condition
    - btrfs: skip reserved bytes warning on unmount after log cleanup failure
    - upstream stable to v5.15.31
    - nfc: st21nfca: Fix potential buffer overflows in EVT_TRANSACTION
    - net: ipv6: fix skb_over_panic in __ip6_append_data
    - tpm: Fix error handling in async work
    - Bluetooth: btusb: Add another Realtek 8761BU
    - llc: fix netdevice reference leaks in llc_ui_bind()
    - ASoC: sti: Fix deadlock via snd_pcm_stop_xrun() call
    - ALSA: oss: Fix PCM OSS buffer allocation overflow
    - ALSA: usb-audio: add mapping for new Corsair Virtuoso SE
    - ALSA: hda/realtek: Add quirk for Clevo NP70PNJ
    - ALSA: hda/realtek: Add quirk for Clevo NP50PNJ
    - ALSA: hda/realtek - Fix headset mic problem for a HP machine with alc671
    - ALSA: hda/realtek: Add quirk for ASUS GA402
    - ALSA: pcm: Fix races among concurrent hw_params and hw_free calls
    - ALSA: pcm: Fix races among concurrent read/write and buffer changes
    - ALSA: pcm: Fix races among concurrent prepare and hw_params/hw_free calls
    - ALSA: pcm: Fix races among concurrent prealloc proc writes
    - ALSA: pcm: Add stream lock during PCM reset ioctl operations
    - ALSA: usb-audio: Add mute TLV for playback volumes on RODE NT-USB
    - ALSA: cmipci: Restore aux vol on suspend/resume
    - ALSA: pci: fix reading of swapped values from pcmreg in AC97 codec
    - drivers: net: xgene: Fix regression in CRC stripping
    - netfilter: nf_tables: initialize registers in nft_do_chain()
    - netfilter: nf_tables: validate registers coming from userspace.
    - ACPI / x86: Work around broken XSDT on Advantech DAC-BJ01 board
    - ACPI: battery: Add device HID and quirk for Microsoft Surface Go 3
    - ACPI: video: Force backlight native for Clevo NL5xRU and NL5xNU
    - crypto: qat - disable registration of algorithms
    - Bluetooth: btusb: Add one more Bluetooth part for the Realtek RTL8852AE
    - Revert "ath: add support for special 0x0 regulatory domain"
    - drm/virtio: Ensure that objs is not NULL in virtio_gpu_array_put_free()
    - rcu: Don't deboost before reporting expedited quiescent state
    - uaccess: fix integer overflow on access_ok()
    - mac80211: fix potential double free on mesh join
    - tpm: use try_get_ops() in tpm-space.c
    - wcn36xx: Differentiate wcn3660 from wcn3620
    - nds32: fix access_ok() checks in get/put_user
    - llc: only change llc->dev when bind() succeeds
    - upstream stable to v5.15.32

  * Mute/mic LEDs no function on some HP platfroms (LP: #1965080)
    - ALSA: hda/realtek: fix right sounds and mute/micmute LEDs for HP machines

  * Choppy trackpad/USB mouse behavior with oem-1023 or above kernel version
    (LP: #1964850)
    - drm/amdgpu/display: Only set vblank_disable_immediate when PSR is not
      enabled
    - drm/amd/display: For vblank_disable_immediate, check PSR is really used

 -- Timo Aaltonen <timo.aalto...@canonical.com>  Mon, 04 Apr 2022
18:07:55 +0300

** Changed in: linux-oem-5.14 (Ubuntu Focal)
       Status: Fix Committed => Fix Released

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux-oem-5.14 in Ubuntu.
https://bugs.launchpad.net/bugs/1967067

Title:
  WCN6856 BT keep in OFF state after coldboot system

Status in HWE Next:
  New
Status in linux package in Ubuntu:
  In Progress
Status in linux-oem-5.14 package in Ubuntu:
  Invalid
Status in linux-oem-5.17 package in Ubuntu:
  Fix Committed
Status in linux source package in Focal:
  Invalid
Status in linux-oem-5.14 source package in Focal:
  Fix Released
Status in linux-oem-5.17 source package in Focal:
  Invalid
Status in linux source package in Jammy:
  In Progress
Status in linux-oem-5.14 source package in Jammy:
  Invalid
Status in linux-oem-5.17 source package in Jammy:
  Fix Committed

Bug description:
  [SRU Justification]

  [Impact]

  WCN6856 BT keep in OFF state after coldboot system.

  [Fix]

  Mainline commit 599ece4f8f07 ("Bluetooth: btusb: Improve stability for
  QCA devices") added a 100ms delay for the underlying hw to apply
  downloaded firmware.

  [Test Case]

  This can be reproduced and therefore verified by checkbox poweroff
  stress test:

    $ checkbox-cli run com.canonical.certification::stress/poweroff

  [Where problems could occur]

  Unlikely to have side effect so far except slowing down boot process for
  a tiny moment.

  [Other Info]

  While this is only in the v5.18 merge window, all the kernels in use are
  affected and nominated here.

  ========== original bug report ==========

  [Reproduce Steps]
  1.Insert WCN6856 card to SUT.
  2.Press power button to power on SUT.
  3.Clean install Ubuntu 20.04.
  4.Check BT function after installation is complete.
  5.Coldboot system and check the BT function.
  6.Repeat step5, Issue occur.
  7.Only found with CB, can't reproduce on WB.

  [Results]
   Expected Result
   BT function work normally.
   Actual Result
   BT has no function. Can't turn ON BT function. Need CB to recover BT 
function.
   "WB" and "swicth tab" cannot restore the BT function.

  [Others]
  Wifi function work normally.

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