Warning: Permanently added '10.128.1.188' (ED25519) to the list of known hosts. syzkaller login: [ 67.452947][ T4259] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 67.453633][ T4258] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 67.455310][ T4259] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 67.457612][ T4258] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 67.459151][ T4259] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 67.462112][ T4258] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 67.462857][ T4259] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 67.464699][ T4258] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 67.467386][ T4260] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 67.469492][ T4258] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 67.470443][ T4260] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 67.471789][ T4258] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 67.474201][ T4260] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 67.476085][ T4258] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 67.478567][ T4260] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 67.480386][ T4258] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 67.481833][ T4260] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 67.483246][ T4258] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 67.484822][ T4260] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 67.488212][ T4258] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 67.489154][ T4260] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 67.491086][ T4258] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 67.494081][ T4261] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 67.495146][ T4258] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 67.496587][ T4261] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 67.500717][ T4259] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 67.507296][ T4261] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 67.509442][ T4261] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 67.512009][ T4261] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 67.525870][ T4261] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 executing program executing program executing program [ 121.446901][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 53s! [ 121.449324][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 53s! [ 121.451614][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=-20 stuck for 51s! [ 121.454056][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 53s! [ 121.456280][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=-20 stuck for 51s! [ 121.458683][ C0] Showing busy workqueues and worker pools: [ 121.460307][ C0] workqueue events: flags=0x0 [ 121.461553][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=6/256 refcnt=7 [ 121.461576][ C0] in-flight: 1953:request_firmware_work_func [ 121.461596][ C0] pending: ovs_dp_masks_rebalance, l2cap_info_timeout, l2cap_info_timeout, l2cap_info_timeout, kfree_rcu_monitor [ 121.461643][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=10/256 refcnt=11 [ 121.461662][ C0] pending: vmstat_shepherd, psi_avgs_work, l2cap_info_timeout, l2cap_info_timeout, ovs_dp_masks_rebalance, ovs_dp_masks_rebalance, ovs_dp_masks_rebalance, ovs_dp_masks_rebalance, ovs_dp_masks_rebalance, kfree_rcu_monitor [ 121.461737][ C0] workqueue events_long: flags=0x0 [ 121.477738][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 [ 121.477778][ C0] pending: defense_work_handler, defense_work_handler, defense_work_handler, defense_work_handler [ 121.477822][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 121.477842][ C0] pending: defense_work_handler, defense_work_handler [ 121.477862][ C0] workqueue events_unbound: flags=0x2 [ 121.488054][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/512 refcnt=4 [ 121.488078][ C0] pending: toggle_allocation_gate, flush_memcg_stats_dwork [ 121.488107][ C0] workqueue events_power_efficient: flags=0x82 [ 121.493563][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=7/256 refcnt=9 [ 121.493585][ C0] pending: neigh_managed_work, reg_check_chans_work, gc_worker, neigh_periodic_work, neigh_managed_work, neigh_periodic_work, do_cache_clean [ 121.493655][ C0] workqueue mm_percpu_wq: flags=0x8 [ 121.500704][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 121.500730][ C0] pending: vmstat_update [ 121.500755][ C0] workqueue writeback: flags=0x4a [ 121.505096][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 121.505119][ C0] pending: wb_workfn [ 121.505137][ C0] workqueue kblockd: flags=0x18 [ 121.509295][ C0] pwq 3: cpus=1 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 [ 121.509321][ C0] pending: blk_mq_timeout_work [ 121.509374][ C0] workqueue dm_bufio_cache: flags=0x8 [ 121.513987][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 121.514013][ C0] pending: work_fn [ 121.514042][ C0] workqueue krxrpcd: flags=0x0 [ 121.518237][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=2 [ 121.518262][ C0] pending: rxrpc_peer_keepalive_worker [ 121.518282][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=6 [ 121.518301][ C0] pending: rxrpc_peer_keepalive_worker [ 121.518316][ C0] inactive: rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker [ 121.518368][ C0] workqueue hci0: flags=0xa0012 [ 121.529725][ C0] pwq 5: cpus=0-1 flags=0x4 nice=-20 active=1/1 refcnt=3 [ 121.529748][ C0] pending: hci_cmd_timeout [ 121.529786][ C0] workqueue hci1: flags=0xa0012 [ 121.534013][ C0] pwq 5: cpus=0-1 flags=0x4 nice=-20 active=1/1 refcnt=3 [ 121.534036][ C0] pending: hci_cmd_timeout [ 121.534057][ C0] workqueue hci2: flags=0xa0012 [ 121.538394][ C0] pwq 5: cpus=0-1 flags=0x4 nice=-20 active=1/1 refcnt=3 [ 121.538415][ C0] pending: hci_cmd_timeout [ 121.538434][ C0] workqueue hci3: flags=0xa0012 [ 121.542605][ C0] pwq 5: cpus=0-1 flags=0x4 nice=-20 active=1/1 refcnt=3 [ 121.542625][ C0] pending: hci_cmd_timeout [ 121.542644][ C0] workqueue hci4: flags=0xa0012 [ 121.546977][ C0] pwq 5: cpus=0-1 flags=0x4 nice=-20 active=1/1 refcnt=3 [ 121.546998][ C0] pending: hci_cmd_timeout [ 121.547027][ C0] pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=53s workers=6 idle: 22 4018 4246 24 4017