Warning: Permanently added '10.128.0.185' (ED25519) to the list of known hosts. [ 34.880001][ T6392] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 34.894048][ T6397] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 34.895582][ T6402] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 34.896812][ T6397] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 34.898293][ T6403] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 34.900680][ T6397] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 34.901996][ T6403] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 34.904105][ T6397] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 34.906562][ T6403] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 34.907364][ T6397] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 34.909351][ T6403] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 34.911018][ T6397] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 34.913100][ T6403] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 34.914871][ T6397] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 34.916980][ T6403] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 34.918097][ T6397] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 34.919967][ T6403] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 34.921591][ T6397] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 34.924790][ T6392] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 34.926146][ T6397] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 34.927722][ T6392] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 34.928883][ T6397] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 34.930623][ T6392] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 34.933515][ T6397] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 34.935291][ T6392] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 34.936086][ T6397] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 34.938004][ T6392] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 34.939638][ T6397] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 34.941332][ T6392] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 34.943586][ T6397] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 90.731689][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 55s! [ 90.734216][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=-20 stuck for 50s! [ 90.736640][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 54s! [ 90.738992][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 55s! [ 90.741225][ C0] BUG: workqueue lockup - pool cpus=0-1 node=0 flags=0x4 nice=-20 stuck for 55s! [ 90.743782][ C0] Showing busy workqueues and worker pools: [ 90.745307][ C0] workqueue events: flags=0x0 [ 90.746569][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=8 refcnt=9 [ 90.746594][ C0] in-flight: 1940:request_firmware_work_func [ 90.746619][ C0] pending: vmstat_shepherd, 4*l2cap_info_timeout, ovs_dp_masks_rebalance, kfree_rcu_monitor [ 90.746664][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=7 refcnt=8 [ 90.746685][ C0] pending: psi_avgs_work, regulator_init_complete_work_function, 2*ovs_dp_masks_rebalance, l2cap_info_timeout, ovs_dp_masks_rebalance, kfree_rcu_monitor [ 90.746733][ C0] workqueue events_long: flags=0x0 [ 90.760374][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3 [ 90.760414][ C0] pending: 2*defense_work_handler [ 90.760437][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=4 refcnt=5 [ 90.760457][ C0] pending: 4*defense_work_handler [ 90.760473][ C0] workqueue events_unbound: flags=0x2 [ 90.768484][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 [ 90.768512][ C0] pending: crng_reseed [ 90.768532][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 [ 90.768548][ C0] pending: toggle_allocation_gate, flush_memcg_stats_dwork [ 90.768574][ C0] workqueue events_power_efficient: flags=0x82 [ 90.776899][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=5 refcnt=6 [ 90.776926][ C0] pending: 2*neigh_managed_work, neigh_periodic_work, gc_worker, reg_check_chans_work [ 90.776972][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 [ 90.776988][ C0] pending: neigh_periodic_work, do_cache_clean [ 90.777013][ C0] workqueue mm_percpu_wq: flags=0x8 [ 90.786172][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 [ 90.786202][ C0] pending: vmstat_update [ 90.786231][ C0] workqueue writeback: flags=0x4a [ 90.790527][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 [ 90.790553][ C0] pending: wb_workfn [ 90.790575][ C0] workqueue kblockd: flags=0x18 [ 90.794940][ C0] pwq 3: cpus=0 node=0 flags=0x0 nice=-20 active=1 refcnt=2 [ 90.794968][ C0] pending: blk_mq_timeout_work [ 90.795038][ C0] workqueue dm_bufio_cache: flags=0x8 [ 90.799635][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 [ 90.799663][ C0] pending: work_fn [ 90.799694][ C0] workqueue krxrpcd: flags=0x2001a [ 90.804038][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=7 [ 90.804065][ C0] pending: rxrpc_peer_keepalive_worker [ 90.804082][ C0] inactive: 3*rxrpc_peer_keepalive_worker [ 90.804107][ C0] workqueue hci0: flags=0x20012 [ 90.810329][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.810355][ C0] pending: hci_cmd_timeout [ 90.810373][ C0] workqueue hci1: flags=0x20012 [ 90.815005][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.815031][ C0] pending: hci_cmd_timeout [ 90.815049][ C0] workqueue hci2: flags=0x20012 [ 90.819416][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.819441][ C0] pending: hci_cmd_timeout [ 90.819456][ C0] workqueue hci3: flags=0x20012 [ 90.824034][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.824059][ C0] pending: hci_cmd_timeout [ 90.824075][ C0] workqueue hci4: flags=0x20012 [ 90.828436][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.828461][ C0] pending: hci_cmd_timeout [ 90.828486][ C0] pool 2: cpus=0 node=0 flags=0x0 nice=0 hung=55s workers=4 idle: 6393 10 8 [ 90.828536][ C0] Showing backtraces of running workers in stalled CPU-bound worker pools: [ 90.836610][ C0] pool 2: [ 90.836619][ C0] task:kworker/0:2 state:R running task stack:0 pid:1940 tgid:1940 ppid:2 flags:0x00000008 [ 90.836639][ C0] Workqueue: events request_firmware_work_func [ 90.836658][ C0] Call trace: [ 90.836661][ C0] __switch_to+0x314/0x560 [ 90.836673][ C0] __schedule+0x14ac/0x24d8 [ 90.836682][ C0] schedule+0xbc/0x238 [ 90.836690][ C0] schedule_timeout+0x1cc/0x33c [ 90.836700][ C0] do_wait_for_common+0x30c/0x468 [ 90.836708][ C0] wait_for_completion_killable_timeout+0x50/0x74 [ 90.836718][ C0] firmware_fallback_sysfs+0x528/0x918 [ 90.836730][ C0] _request_firmware+0xd1c/0xf7c [ 90.836742][ C0] request_firmware_work_func+0xfc/0x214 [ 90.836754][ C0] process_one_work+0x79c/0x15b8 [ 90.836763][ C0] worker_thread+0x938/0xecc [ 90.836772][ C0] kthread+0x288/0x310 [ 90.836783][ C0] ret_from_fork+0x10/0x20