Warning: Permanently added '10.128.1.183' (ED25519) to the list of known hosts. [ 47.753602][ T6303] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 47.757225][ T6304] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 47.757658][ T6303] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 47.759691][ T6304] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 47.761773][ T6303] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 47.764064][ T6304] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 47.765531][ T6303] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 47.767586][ T6304] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 47.768897][ T6303] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 47.771017][ T6304] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 47.772779][ T6303] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 47.774739][ T6304] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 47.775889][ T6303] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 47.779233][ T6304] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 47.779711][ T6303] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 47.781841][ T6304] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 47.783649][ T6303] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 47.785221][ T6304] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 47.787167][ T6303] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 47.788951][ T6304] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 47.790384][ T6303] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 47.792202][ T6304] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 47.793952][ T6303] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 47.796029][ T6304] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 47.797363][ T6303] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 47.800326][ T6304] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 47.801137][ T5859] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 47.802678][ T6304] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 47.812028][ T52] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 47.815343][ T52] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 executing program [ 90.741362][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 42s! [ 90.743955][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 42s! [ 90.746363][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 42s! [ 90.748520][ C0] BUG: workqueue lockup - pool cpus=0-1 node=0 flags=0x4 nice=-20 stuck for 42s! [ 90.750791][ C0] Showing busy workqueues and worker pools: [ 90.752320][ C0] workqueue events: flags=0x0 [ 90.753429][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=11 refcnt=12 [ 90.753454][ C0] in-flight: 8:request_firmware_work_func [ 90.753476][ C0] pending: vmstat_shepherd, psi_avgs_work, ovs_dp_masks_rebalance, l2cap_info_timeout, 5*ovs_dp_masks_rebalance, kfree_rcu_monitor [ 90.753529][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=5 refcnt=6 [ 90.753550][ C0] pending: 4*l2cap_info_timeout, kfree_rcu_monitor [ 90.753569][ C0] workqueue events_long: flags=0x0 [ 90.765364][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=4 refcnt=5 [ 90.765398][ C0] pending: 4*defense_work_handler [ 90.765421][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3 [ 90.765440][ C0] pending: 2*defense_work_handler [ 90.765455][ C0] workqueue events_unbound: flags=0x2 [ 90.773262][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=3 refcnt=4 [ 90.773288][ C0] pending: toggle_allocation_gate, flush_memcg_stats_dwork, crng_reseed [ 90.773327][ C0] workqueue events_power_efficient: flags=0x82 [ 90.778652][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=6 refcnt=7 [ 90.778676][ C0] pending: 2*neigh_managed_work, 2*neigh_periodic_work, gc_worker, reg_check_chans_work [ 90.778722][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 [ 90.778739][ C0] pending: do_cache_clean [ 90.778755][ C0] workqueue mm_percpu_wq: flags=0x8 [ 90.787490][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 [ 90.787518][ C0] pending: vmstat_update [ 90.787540][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 [ 90.787560][ C0] pending: vmstat_update [ 90.787578][ C0] workqueue writeback: flags=0x4a [ 90.794718][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 [ 90.794743][ C0] pending: wb_workfn [ 90.794810][ C0] workqueue dm_bufio_cache: flags=0x8 [ 90.798887][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 [ 90.798915][ C0] pending: work_fn [ 90.798947][ C0] workqueue krxrpcd: flags=0x2001a [ 90.803137][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=9 [ 90.803164][ C0] pending: rxrpc_peer_keepalive_worker [ 90.803181][ C0] inactive: 5*rxrpc_peer_keepalive_worker [ 90.803205][ C0] workqueue hci0: flags=0x20012 [ 90.809259][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.809284][ C0] pending: hci_cmd_timeout [ 90.809300][ C0] workqueue hci1: flags=0x20012 [ 90.813777][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.813802][ C0] pending: hci_cmd_timeout [ 90.813818][ C0] workqueue hci2: flags=0x20012 [ 90.818198][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.818222][ C0] pending: hci_cmd_timeout [ 90.818236][ C0] workqueue hci3: flags=0x20012 [ 90.822588][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.822613][ C0] pending: hci_cmd_timeout [ 90.822627][ C0] workqueue hci4: flags=0x20012 [ 90.826876][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.826899][ C0] pending: hci_cmd_timeout [ 90.826925][ C0] pool 2: cpus=0 node=0 flags=0x0 nice=0 hung=42s workers=5 idle: 6296 5873 9 6295 [ 90.826980][ C0] Showing backtraces of running workers in stalled CPU-bound worker pools: [ 90.834873][ C0] pool 2: [ 90.834880][ C0] task:kworker/0:0 state:R running task stack:0 pid:8 tgid:8 ppid:2 flags:0x00000008 [ 90.834899][ C0] Workqueue: events request_firmware_work_func [ 90.834915][ C0] Call trace: [ 90.834918][ C0] __switch_to+0x314/0x560 [ 90.834930][ C0] __schedule+0x14ac/0x24d8 [ 90.834939][ C0] schedule+0xbc/0x238 [ 90.834946][ C0] schedule_timeout+0x1cc/0x33c [ 90.834956][ C0] do_wait_for_common+0x30c/0x468 [ 90.834965][ C0] wait_for_completion_killable_timeout+0x50/0x74 [ 90.834975][ C0] firmware_fallback_sysfs+0x528/0x918 [ 90.834986][ C0] _request_firmware+0xd1c/0xf7c [ 90.834996][ C0] request_firmware_work_func+0xfc/0x214 [ 90.835006][ C0] process_one_work+0x79c/0x15b8 [ 90.835016][ C0] worker_thread+0x938/0xecc [ 90.835025][ C0] kthread+0x288/0x310 [ 90.835036][ C0] ret_from_fork+0x10/0x20