Warning: Permanently added '10.128.0.235' (ED25519) to the list of known hosts. [ 44.573840][ T6437] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 44.574811][ T6436] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 44.576742][ T6437] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 44.578436][ T6436] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 44.579824][ T6438] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 44.583167][ T6437] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 44.584112][ T6439] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 44.585439][ T6437] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 44.587525][ T6438] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 44.589963][ T6437] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 44.591731][ T6438] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 44.592588][ T6436] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 44.594779][ T6439] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 44.597413][ T6436] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 44.599755][ T6440] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 44.599782][ T6439] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 44.602227][ T6436] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 44.605022][ T6439] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 44.605942][ T6436] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 44.607580][ T6439] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 44.610972][ T6436] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 44.611312][ T6439] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 44.613101][ T6436] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 44.614847][ T6439] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 44.616793][ T6436] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 44.618819][ T6439] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 44.619954][ T6436] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 44.621801][ T6439] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 44.624330][ T6436] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 44.631350][ T6439] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 90.736216][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 45s! [ 90.738960][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=-20 stuck for 44s! [ 90.741449][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 45s! [ 90.743967][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 45s! [ 90.746138][ C0] BUG: workqueue lockup - pool cpus=0-1 node=0 flags=0x4 nice=-20 stuck for 45s! [ 90.748691][ C0] Showing busy workqueues and worker pools: [ 90.750289][ C0] workqueue events: flags=0x0 [ 90.751504][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=7 refcnt=8 [ 90.751534][ C0] pending: vmstat_shepherd, psi_avgs_work, ovs_dp_masks_rebalance, 3*l2cap_info_timeout, kfree_rcu_monitor [ 90.751591][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=7 refcnt=8 [ 90.751613][ C0] in-flight: 25:request_firmware_work_func [ 90.751636][ C0] pending: 2*l2cap_info_timeout, 3*ovs_dp_masks_rebalance, kfree_rcu_monitor [ 90.751669][ C0] workqueue events_long: flags=0x0 [ 90.763753][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=4 refcnt=5 [ 90.763782][ C0] pending: 4*defense_work_handler [ 90.763808][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3 [ 90.763830][ C0] pending: 2*defense_work_handler [ 90.763849][ C0] workqueue events_unbound: flags=0x2 [ 90.771832][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 [ 90.771859][ C0] pending: toggle_allocation_gate, flush_memcg_stats_dwork [ 90.771888][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 [ 90.771906][ C0] pending: crng_reseed [ 90.771924][ C0] workqueue events_power_efficient: flags=0x82 [ 90.780274][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 [ 90.780303][ C0] pending: neigh_managed_work, do_cache_clean [ 90.780337][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=5 refcnt=6 [ 90.780356][ C0] pending: neigh_managed_work, 2*neigh_periodic_work, gc_worker, reg_check_chans_work [ 90.780401][ C0] workqueue mm_percpu_wq: flags=0x8 [ 90.789826][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 [ 90.789858][ C0] pending: vmstat_update [ 90.789886][ C0] workqueue writeback: flags=0x4a [ 90.794229][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 [ 90.794257][ C0] pending: wb_workfn [ 90.794278][ C0] workqueue kblockd: flags=0x18 [ 90.798208][ C0] pwq 3: cpus=0 node=0 flags=0x0 nice=-20 active=1 refcnt=2 [ 90.798241][ C0] pending: blk_mq_timeout_work [ 90.798309][ C0] workqueue dm_bufio_cache: flags=0x8 [ 90.803152][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 [ 90.803189][ C0] pending: work_fn [ 90.803219][ C0] workqueue krxrpcd: flags=0x2001a [ 90.807675][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=7 [ 90.807705][ C0] pending: rxrpc_peer_keepalive_worker [ 90.807726][ C0] inactive: 3*rxrpc_peer_keepalive_worker [ 90.807756][ C0] workqueue hci1: flags=0x20012 [ 90.814171][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.814200][ C0] pending: hci_cmd_timeout [ 90.814221][ C0] workqueue hci0: flags=0x20012 [ 90.818874][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.818903][ C0] pending: hci_cmd_timeout [ 90.818923][ C0] workqueue hci2: flags=0x20012 [ 90.823444][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.823472][ C0] pending: hci_cmd_timeout [ 90.823492][ C0] workqueue hci3: flags=0x20012 [ 90.828306][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.828336][ C0] pending: hci_cmd_timeout [ 90.828355][ C0] workqueue hci4: flags=0x20012 [ 90.832926][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.832952][ C0] pending: hci_cmd_timeout [ 90.832985][ C0] pool 6: cpus=1 node=0 flags=0x0 nice=0 hung=45s workers=4 idle: 6428 27 5995 [ 90.833035][ C0] Showing backtraces of running workers in stalled CPU-bound worker pools: [ 90.841147][ C0] pool 6: [ 90.841155][ C0] task:kworker/1:0 state:R running task stack:0 pid:25 tgid:25 ppid:2 flags:0x00000008 [ 90.841176][ C0] Workqueue: events request_firmware_work_func [ 90.841194][ C0] Call trace: [ 90.841198][ C0] __switch_to+0x420/0x6dc [ 90.841210][ C0] __schedule+0x13d4/0x2418 [ 90.841219][ C0] schedule+0xbc/0x238 [ 90.841228][ C0] schedule_timeout+0x1cc/0x33c [ 90.841239][ C0] do_wait_for_common+0x30c/0x468 [ 90.841249][ C0] wait_for_completion_killable_timeout+0x50/0x74 [ 90.841261][ C0] firmware_fallback_sysfs+0x528/0x918 [ 90.841274][ C0] _request_firmware+0xd1c/0xf7c [ 90.841287][ C0] request_firmware_work_func+0xfc/0x214 [ 90.841300][ C0] process_one_work+0x79c/0x15b8 [ 90.841312][ C0] worker_thread+0x978/0xec4 [ 90.841323][ C0] kthread+0x288/0x310 [ 90.841332][ C0] ret_from_fork+0x10/0x20