Warning: Permanently added '10.128.0.2' (ED25519) to the list of known hosts. [ 32.299905][ T52] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 32.309636][ T6392] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 32.325882][ T6391] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 32.326191][ T6400] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 32.328633][ T6391] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 32.330688][ T6400] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 32.332053][ T6391] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 32.334575][ T6400] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 32.337286][ T6391] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 32.338597][ T6400] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 32.340202][ T6391] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 32.342642][ T6400] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 32.344864][ T6391] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 32.346708][ T6400] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 32.348913][ T6391] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 32.349812][ T6400] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 32.352244][ T6391] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 32.353366][ T6400] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 32.356503][ T6391] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 32.358039][ T6400] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 32.359996][ T6391] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 32.361754][ T6400] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 32.363733][ T6391] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 32.365726][ T6400] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 32.368053][ T6402] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 32.369856][ T6400] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 32.381054][ T6400] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 32.383287][ T6400] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 32.386688][ T6400] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 32.392011][ T5944] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 executing program [ 90.724946][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 57s! [ 90.727655][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 57s! [ 90.730235][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 58s! [ 90.732497][ C0] BUG: workqueue lockup - pool cpus=0-1 node=0 flags=0x4 nice=-20 stuck for 58s! [ 90.734918][ C0] Showing busy workqueues and worker pools: [ 90.736590][ C0] workqueue events: flags=0x0 [ 90.737796][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=10 refcnt=11 [ 90.737823][ C0] pending: vmstat_shepherd, ovs_dp_masks_rebalance, regulator_init_complete_work_function, 3*l2cap_info_timeout, ovs_dp_masks_rebalance, l2cap_info_timeout, ovs_dp_masks_rebalance, kfree_rcu_monitor [ 90.737901][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=4 refcnt=5 [ 90.737921][ C0] in-flight: 25:request_firmware_work_func [ 90.737942][ C0] pending: psi_avgs_work, l2cap_info_timeout, kfree_rcu_monitor [ 90.737967][ C0] workqueue events_long: flags=0x0 [ 90.752236][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3 [ 90.752266][ C0] pending: 2*defense_work_handler [ 90.752288][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=4 refcnt=5 [ 90.752316][ C0] pending: 4*defense_work_handler [ 90.752332][ C0] workqueue events_unbound: flags=0x2 [ 90.760642][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 [ 90.760670][ C0] pending: flush_memcg_stats_dwork, crng_reseed [ 90.760699][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 [ 90.760716][ C0] pending: toggle_allocation_gate [ 90.760732][ C0] workqueue events_power_efficient: flags=0x82 [ 90.768231][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=3 refcnt=4 [ 90.768258][ C0] pending: do_cache_clean, 2*neigh_managed_work [ 90.768287][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=4 refcnt=5 [ 90.768311][ C0] pending: 2*neigh_periodic_work, gc_worker, reg_check_chans_work [ 90.768346][ C0] workqueue mm_percpu_wq: flags=0x8 [ 90.777420][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 [ 90.777449][ C0] pending: vmstat_update [ 90.777473][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 [ 90.777493][ C0] pending: vmstat_update [ 90.777512][ C0] workqueue writeback: flags=0x4a [ 90.785270][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 [ 90.785296][ C0] pending: wb_workfn [ 90.785372][ C0] workqueue dm_bufio_cache: flags=0x8 [ 90.789771][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 [ 90.789800][ C0] pending: work_fn [ 90.789830][ C0] workqueue krxrpcd: flags=0x2001a [ 90.794193][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=6 [ 90.794222][ C0] pending: rxrpc_peer_keepalive_worker [ 90.794240][ C0] inactive: 2*rxrpc_peer_keepalive_worker [ 90.794265][ C0] workqueue hci0: flags=0x20012 [ 90.801390][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.801423][ C0] pending: hci_cmd_timeout [ 90.801444][ C0] workqueue hci1: flags=0x20012 [ 90.806095][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.806126][ C0] pending: hci_cmd_timeout [ 90.806146][ C0] workqueue hci2: flags=0x20012 [ 90.810756][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.810786][ C0] pending: hci_cmd_timeout [ 90.810807][ C0] workqueue hci3: flags=0x20012 [ 90.815601][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.815635][ C0] pending: hci_cmd_timeout [ 90.815652][ C0] workqueue hci4: flags=0x20012 [ 90.820221][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.820250][ C0] pending: hci_cmd_timeout [ 90.820283][ C0] pool 6: cpus=1 node=0 flags=0x0 nice=0 hung=57s workers=4 idle: 1744 6386 27 [ 90.820336][ C0] Showing backtraces of running workers in stalled CPU-bound worker pools: [ 90.828547][ C0] pool 6: [ 90.828557][ C0] task:kworker/1:0 state:R running task stack:0 pid:25 tgid:25 ppid:2 flags:0x00000008 [ 90.828576][ C0] Workqueue: events request_firmware_work_func [ 90.828595][ C0] Call trace: [ 90.828599][ C0] __switch_to+0x314/0x560 [ 90.828610][ C0] __schedule+0x14ac/0x24d8 [ 90.828619][ C0] schedule+0xbc/0x238 [ 90.828626][ C0] schedule_timeout+0x1cc/0x33c [ 90.828636][ C0] do_wait_for_common+0x30c/0x468 [ 90.828645][ C0] wait_for_completion_killable_timeout+0x50/0x74 [ 90.828654][ C0] firmware_fallback_sysfs+0x528/0x918 [ 90.828667][ C0] _request_firmware+0xd1c/0xf7c [ 90.828678][ C0] request_firmware_work_func+0xfc/0x214 [ 90.828690][ C0] process_one_work+0x79c/0x15b8 [ 90.828699][ C0] worker_thread+0x938/0xecc [ 90.828708][ C0] kthread+0x288/0x310 [ 90.828719][ C0] ret_from_fork+0x10/0x20