Warning: Permanently added '10.128.1.136' (ED25519) to the list of known hosts. [ 37.579462][ T6392] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 37.579861][ T6391] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 37.582274][ T6392] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 37.583827][ T6391] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 37.586618][ T6392] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 37.588480][ T6391] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 37.590208][ T6392] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 37.591745][ T6391] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 37.593219][ T6392] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 37.595771][ T6391] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 37.596815][ T6395] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 37.599180][ T6391] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 37.601707][ T6395] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 37.603016][ T6391] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 37.605230][ T6395] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 37.606276][ T6391] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 37.608425][ T6395] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 37.611063][ T6391] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 37.612020][ T6395] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 37.613858][ T6391] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 37.617168][ T6389] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 37.617592][ T6389] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 37.620457][ T6391] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 37.621401][ T6389] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 37.623189][ T6391] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 37.625394][ T6389] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 37.627265][ T6391] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 37.629896][ T6389] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 37.635301][ T6391] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 37.643595][ T6384] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 executing program [ 90.716739][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 52s! [ 90.719443][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=-20 stuck for 48s! [ 90.722005][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 52s! [ 90.724309][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 52s! [ 90.726674][ C0] BUG: workqueue lockup - pool cpus=0-1 node=0 flags=0x4 nice=-20 stuck for 51s! [ 90.729211][ C0] Showing busy workqueues and worker pools: [ 90.730706][ C0] workqueue events: flags=0x0 [ 90.731988][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=13 refcnt=14 [ 90.732017][ C0] in-flight: 8:request_firmware_work_func [ 90.732041][ C0] pending: vmstat_shepherd, ovs_dp_masks_rebalance, 4*l2cap_info_timeout, 5*ovs_dp_masks_rebalance, kfree_rcu_monitor [ 90.732094][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4 [ 90.732113][ C0] pending: psi_avgs_work, l2cap_info_timeout, kfree_rcu_monitor [ 90.732138][ C0] workqueue events_long: flags=0x0 [ 90.744626][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=3 refcnt=4 [ 90.744656][ C0] pending: 3*defense_work_handler [ 90.744680][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4 [ 90.744700][ C0] pending: 3*defense_work_handler [ 90.744715][ C0] workqueue events_unbound: flags=0x2 [ 90.752924][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 [ 90.752958][ C0] pending: flush_memcg_stats_dwork, crng_reseed [ 90.752985][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 [ 90.753002][ C0] pending: toggle_allocation_gate [ 90.753018][ C0] workqueue events_power_efficient: flags=0x82 [ 90.761542][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=4 refcnt=5 [ 90.761568][ C0] pending: neigh_managed_work, neigh_periodic_work, neigh_managed_work, reg_check_chans_work [ 90.761616][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=3 refcnt=4 [ 90.761632][ C0] pending: neigh_periodic_work, do_cache_clean, gc_worker [ 90.761665][ C0] workqueue mm_percpu_wq: flags=0x8 [ 90.771760][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 [ 90.771789][ C0] pending: vmstat_update [ 90.771813][ C0] pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 [ 90.771833][ C0] pending: vmstat_update [ 90.771852][ C0] workqueue writeback: flags=0x4a [ 90.779535][ C0] pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 [ 90.779563][ C0] pending: wb_workfn [ 90.779586][ C0] workqueue kblockd: flags=0x18 [ 90.783726][ C0] pwq 3: cpus=0 node=0 flags=0x0 nice=-20 active=1 refcnt=2 [ 90.783753][ C0] pending: blk_mq_timeout_work [ 90.783823][ C0] workqueue dm_bufio_cache: flags=0x8 [ 90.788888][ C0] pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 [ 90.788919][ C0] pending: work_fn [ 90.788956][ C0] workqueue krxrpcd: flags=0x2001a [ 90.793492][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=9 [ 90.793521][ C0] pending: rxrpc_peer_keepalive_worker [ 90.793537][ C0] inactive: 5*rxrpc_peer_keepalive_worker [ 90.793561][ C0] workqueue hci0: flags=0x20012 [ 90.800176][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.800205][ C0] pending: hci_cmd_timeout [ 90.800223][ C0] workqueue hci1: flags=0x20012 [ 90.804864][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.804891][ C0] pending: hci_cmd_timeout [ 90.804909][ C0] workqueue hci2: flags=0x20012 [ 90.809664][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.809691][ C0] pending: hci_cmd_timeout [ 90.809709][ C0] workqueue hci3: flags=0x20012 [ 90.814402][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.814430][ C0] pending: hci_cmd_timeout [ 90.814447][ C0] workqueue hci4: flags=0x20012 [ 90.819095][ C0] pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 [ 90.819124][ C0] pending: hci_cmd_timeout [ 90.819152][ C0] pool 2: cpus=0 node=0 flags=0x0 nice=0 hung=52s workers=4 idle: 6383 1745 10 [ 90.819204][ C0] Showing backtraces of running workers in stalled CPU-bound worker pools: [ 90.827392][ C0] pool 2: [ 90.827400][ C0] task:kworker/0:0 state:R running task stack:0 pid:8 tgid:8 ppid:2 flags:0x00000008 [ 90.827420][ C0] Workqueue: events request_firmware_work_func [ 90.827438][ C0] Call trace: [ 90.827442][ C0] __switch_to+0x314/0x560 [ 90.827453][ C0] __schedule+0x14ac/0x24d8 [ 90.827462][ C0] schedule+0xbc/0x238 [ 90.827470][ C0] schedule_timeout+0x1cc/0x33c [ 90.827480][ C0] do_wait_for_common+0x30c/0x468 [ 90.827489][ C0] wait_for_completion_killable_timeout+0x50/0x74 [ 90.827499][ C0] firmware_fallback_sysfs+0x528/0x918 [ 90.827511][ C0] _request_firmware+0xd1c/0xf7c [ 90.827522][ C0] request_firmware_work_func+0xfc/0x214 [ 90.827535][ C0] process_one_work+0x79c/0x15b8 [ 90.827544][ C0] worker_thread+0x938/0xecc [ 90.827553][ C0] kthread+0x288/0x310 [ 90.827564][ C0] ret_from_fork+0x10/0x20