Warning: Permanently added '10.128.1.84' (ED25519) to the list of known hosts. syzkaller login: [ 40.511161][ T4247] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 40.511975][ T4246] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 40.513132][ T4247] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 40.515232][ T4246] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 40.516566][ T4247] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.519425][ T4246] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 40.520055][ T4247] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 40.521696][ T4246] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 40.523140][ T4247] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 40.524895][ T4246] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 40.526263][ T4247] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.528583][ T4246] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 40.529545][ T4247] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 40.531211][ T4246] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 40.532436][ T4247] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.534593][ T4246] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 40.536821][ T4248] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 40.538779][ T4246] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 40.539030][ T4246] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 40.541559][ T4248] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 40.542221][ T4246] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 40.543680][ T4248] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 40.547069][ T47] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 40.548012][ T4249] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.553509][ T4242] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 40.558081][ T4249] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.560111][ T4249] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.562480][ T4249] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 40.565059][ T4246] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 executing program [ 40.607948][ T4246] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 executing program [ 90.737492][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 50s! [ 90.739700][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=-20 stuck for 44s! [ 90.741745][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 50s! [ 90.743739][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 49s! [ 90.745690][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=-20 stuck for 48s! [ 90.747972][ C0] Showing busy workqueues and worker pools: [ 90.749275][ C0] workqueue events: flags=0x0 [ 90.750357][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=10/256 refcnt=11 [ 90.750381][ C0] in-flight: 22:request_firmware_work_func [ 90.750403][ C0] pending: psi_avgs_work, l2cap_info_timeout, l2cap_info_timeout, l2cap_info_timeout, ovs_dp_masks_rebalance, ovs_dp_masks_rebalance, ovs_dp_masks_rebalance, ovs_dp_masks_rebalance, kfree_rcu_monitor [ 90.750481][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=6/256 refcnt=7 [ 90.750500][ C0] pending: vmstat_shepherd, ovs_dp_masks_rebalance, l2cap_info_timeout, ovs_dp_masks_rebalance, l2cap_info_timeout, kfree_rcu_monitor [ 90.750548][ C0] workqueue events_long: flags=0x0 [ 90.764596][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=6/256 refcnt=7 [ 90.764622][ C0] pending: defense_work_handler, defense_work_handler, defense_work_handler, defense_work_handler, defense_work_handler, defense_work_handler [ 90.764681][ C0] workqueue events_unbound: flags=0x2 [ 90.771124][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/512 refcnt=4 [ 90.771146][ C0] pending: toggle_allocation_gate, flush_memcg_stats_dwork [ 90.771175][ C0] workqueue events_power_efficient: flags=0x82 [ 90.776087][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=7/256 refcnt=9 [ 90.776108][ C0] pending: neigh_managed_work, neigh_managed_work, neigh_periodic_work, neigh_periodic_work, do_cache_clean, gc_worker, reg_check_chans_work [ 90.776182][ C0] workqueue writeback: flags=0x4a [ 90.782261][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 90.782282][ C0] pending: wb_workfn [ 90.782300][ C0] workqueue kblockd: flags=0x18 [ 90.785955][ C0] pwq 1: cpus=0 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 [ 90.785978][ C0] pending: blk_mq_timeout_work [ 90.786030][ C0] workqueue dm_bufio_cache: flags=0x8 [ 90.790235][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 90.790265][ C0] pending: work_fn [ 90.790294][ C0] workqueue krxrpcd: flags=0x0 [ 90.793965][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=6 [ 90.793987][ C0] pending: rxrpc_peer_keepalive_worker [ 90.794006][ C0] inactive: rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker [ 90.794049][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=2 [ 90.794068][ C0] pending: rxrpc_peer_keepalive_worker [ 90.794091][ C0] workqueue hci0: flags=0xa0012 [ 90.804296][ C0] pwq 5: cpus=0-1 flags=0x4 nice=-20 active=1/1 refcnt=3 [ 90.804320][ C0] pending: hci_cmd_timeout [ 90.804337][ C0] workqueue hci1: flags=0xa0012 [ 90.808231][ C0] pwq 5: cpus=0-1 flags=0x4 nice=-20 active=1/1 refcnt=3 [ 90.808251][ C0] pending: hci_cmd_timeout [ 90.808265][ C0] workqueue hci2: flags=0xa0012 [ 90.812099][ C0] pwq 5: cpus=0-1 flags=0x4 nice=-20 active=1/1 refcnt=3 [ 90.812119][ C0] pending: hci_cmd_timeout [ 90.812132][ C0] workqueue hci3: flags=0xa0012 [ 90.815986][ C0] pwq 5: cpus=0-1 flags=0x4 nice=-20 active=1/1 refcnt=3 [ 90.816006][ C0] pending: hci_cmd_timeout [ 90.816019][ C0] workqueue hci4: flags=0xa0012 [ 90.819689][ C0] pwq 5: cpus=0-1 flags=0x4 nice=-20 active=1/1 refcnt=3 [ 90.819709][ C0] pending: hci_cmd_timeout [ 90.819734][ C0] pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=50s workers=5 idle: 3806 24 4235 111