Warning: Permanently added '10.128.10.12' (ED25519) to the list of known hosts. [ 40.039215][ T6402] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 40.044104][ T6402] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 40.046773][ T6402] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 40.054670][ T6405] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.069600][ T6414] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 40.070193][ T6410] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 40.071822][ T6414] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 40.074075][ T6410] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.076050][ T6414] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 40.079447][ T6410] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 40.080345][ T6414] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 40.081884][ T6410] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 40.083539][ T6416] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.087150][ T6416] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 40.089315][ T6414] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 40.089545][ T6410] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 40.092399][ T6414] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 40.093455][ T6410] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 40.096566][ T6414] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 40.098563][ T6416] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 40.099184][ T6414] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.101191][ T6416] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 40.105039][ T6416] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 40.106070][ T6414] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 40.107172][ T6416] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 40.109089][ T6414] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.113411][ T6414] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.114430][ T6410] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 40.126274][ T6406] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 40.130275][ T6402] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 executing program executing program [ 90.734500][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 50s! [ 90.737026][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 50s! [ 90.739302][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 50s! [ 90.741486][ C0] BUG: workqueue lockup - pool cpus=0-1 node=0 flags=0x4 nice=-20 stuck for 50s! [ 90.743880][ C0] Showing busy workqueues and worker pools: [ 90.745580][ C0] workqueue events: flags=0x0 [ 90.746816][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=11 refcnt=12 [ 90.746846][ C0] in-flight: 8:request_firmware_work_func [ 90.746872][ C0] pending: psi_avgs_work, vmstat_shepherd, 2*ovs_dp_masks_rebalance, l2cap_info_timeout, 4*ovs_dp_masks_rebalance, kfree_rcu_monitor [ 90.746936][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=5 refcnt=6 [ 90.746960][ C0] pending: 4*l2cap_info_timeout, kfree_rcu_monitor [ 90.746992][ C0] workqueue events_long: flags=0x0 [ 90.758790][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3 [ 90.758830][ C0] pending: 2*defense_work_handler [ 90.758855][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=4 refcnt=5 [ 90.758876][ C0] pending: 4*defense_work_handler [ 90.758895][ C0] workqueue events_unbound: flags=0x2 [ 90.766757][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 [ 90.766786][ C0] pending: toggle_allocation_gate, flush_memcg_stats_dwork [ 90.766829][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 [ 90.766847][ C0] pending: crng_reseed [ 90.766866][ C0] workqueue events_power_efficient: flags=0x82 [ 90.774943][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=6 refcnt=7 [ 90.774972][ C0] pending: neigh_managed_work, 2*neigh_periodic_work, do_cache_clean, gc_worker, reg_check_chans_work [ 90.775034][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 [ 90.775052][ C0] pending: neigh_managed_work [ 90.775069][ C0] workqueue mm_percpu_wq: flags=0x8 [ 90.783881][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 [ 90.783913][ C0] pending: vmstat_update [ 90.783934][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 [ 90.783955][ C0] pending: vmstat_update [ 90.783973][ C0] workqueue writeback: flags=0x4a [ 90.791334][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 [ 90.791365][ C0] pending: wb_workfn [ 90.791436][ C0] workqueue dm_bufio_cache: flags=0x8 [ 90.795634][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 [ 90.795666][ C0] pending: work_fn [ 90.795697][ C0] workqueue krxrpcd: flags=0x2001a [ 90.799855][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=9 [ 90.799885][ C0] pending: rxrpc_peer_keepalive_worker [ 90.799904][ C0] inactive: 5*rxrpc_peer_keepalive_worker [ 90.799932][ C0] workqueue hci0: flags=0x20012 [ 90.806115][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.806148][ C0] pending: hci_cmd_timeout [ 90.806168][ C0] workqueue hci1: flags=0x20012 [ 90.810504][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.810534][ C0] pending: hci_cmd_timeout [ 90.810553][ C0] workqueue hci2: flags=0x20012 [ 90.814968][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.815008][ C0] pending: hci_cmd_timeout [ 90.815027][ C0] workqueue hci3: flags=0x20012 [ 90.819328][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.819359][ C0] pending: hci_cmd_timeout [ 90.819378][ C0] workqueue hci4: flags=0x20012 [ 90.823658][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.823689][ C0] pending: hci_cmd_timeout [ 90.823718][ C0] pool 2: cpus=0 node=0 flags=0x0 nice=0 hung=50s workers=4 idle: 5976 6401 10 [ 90.823773][ C0] Showing backtraces of running workers in stalled CPU-bound worker pools: [ 90.831581][ C0] pool 2: [ 90.831591][ C0] task:kworker/0:0 state:R running task stack:0 pid:8 tgid:8 ppid:2 flags:0x00000008 [ 90.831612][ C0] Workqueue: events request_firmware_work_func [ 90.831632][ C0] Call trace: [ 90.831636][ C0] __switch_to+0x314/0x560 [ 90.831650][ C0] __schedule+0x13d4/0x2418 [ 90.831661][ C0] schedule+0xbc/0x238 [ 90.831671][ C0] schedule_timeout+0x1cc/0x33c [ 90.831685][ C0] do_wait_for_common+0x30c/0x468 [ 90.831697][ C0] wait_for_completion_killable_timeout+0x50/0x74 [ 90.831710][ C0] firmware_fallback_sysfs+0x528/0x918 [ 90.831724][ C0] _request_firmware+0xd1c/0xf7c [ 90.831737][ C0] request_firmware_work_func+0xfc/0x214 [ 90.831750][ C0] process_one_work+0x79c/0x15b8 [ 90.831762][ C0] worker_thread+0x938/0xebc [ 90.831773][ C0] kthread+0x288/0x310 [ 90.831782][ C0] ret_from_fork+0x10/0x20