Warning: Permanently added '10.128.0.20' (ED25519) to the list of known hosts.
executing program
[  120.826796][    C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 40s!
[  120.829137][    C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=-20 stuck for 34s!
[  120.831295][    C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 40s!
[  120.833363][    C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 40s!
[  120.835288][    C0] Showing busy workqueues and worker pools:
[  120.836619][    C0] workqueue events: flags=0x0
[  120.837858][    C0]   pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=4/256 refcnt=5
[  120.837883][    C0]     pending: hci_cmd_timeout, ovs_dp_masks_rebalance, l2cap_info_timeout, l2cap_info_timeout
[  120.837922][    C0]   pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=14/256 refcnt=15
[  120.837941][    C0]     pending: psi_avgs_work, vmstat_shepherd, hci_cmd_timeout, hci_cmd_timeout, hci_cmd_timeout, hci_cmd_timeout, ovs_dp_masks_rebalance, l2cap_info_timeout, l2cap_info_timeout, ovs_dp_masks_rebalance, l2cap_info_timeout, ovs_dp_masks_rebalance, ovs_dp_masks_rebalance, ovs_dp_masks_rebalance
[  120.838026][    C0] workqueue events_long: flags=0x0
[  120.851566][    C0]   pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[  120.851597][    C0]     pending: defense_work_handler
[  120.851618][    C0]   pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=5/256 refcnt=6
[  120.851637][    C0]     pending: defense_work_handler, defense_work_handler, defense_work_handler, defense_work_handler, defense_work_handler
[  120.851676][    C0] workqueue events_unbound: flags=0x2
[  120.860764][    C0]   pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/512 refcnt=3
[  120.860787][    C0]     pending: flush_memcg_stats_dwork
[  120.860803][    C0] workqueue events_power_efficient: flags=0x82
[  120.865034][    C0]   pwq 4: cpus=0-1 flags=0x4 nice=0 active=5/256 refcnt=7
[  120.865054][    C0]     pending: fb_flashcursor, crda_timeout_work, neigh_periodic_work, neigh_periodic_work, do_cache_clean
[  120.865095][    C0] workqueue mm_percpu_wq: flags=0x8
[  120.870579][    C0]   pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[  120.870602][    C0]     pending: vmstat_update
[  120.870620][    C0]   pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[  120.870638][    C0]     pending: vmstat_update
[  120.870654][    C0] workqueue writeback: flags=0x4a
[  120.877402][    C0]   pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3
[  120.877422][    C0]     pending: wb_workfn
[  120.877439][    C0] workqueue kblockd: flags=0x18
[  120.881204][    C0]   pwq 1: cpus=0 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2
[  120.881227][    C0]     pending: blk_mq_timeout_work
[  120.881277][    C0] workqueue dm_bufio_cache: flags=0x8
[  120.885431][    C0]   pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2
[  120.885457][    C0]     pending: work_fn
[  120.885484][    C0] workqueue krxrpcd: flags=0x0
[  120.889315][    C0]   pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=2
[  120.889338][    C0]     pending: rxrpc_peer_keepalive_worker
[  120.889357][    C0]   pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=6
[  120.889374][    C0]     pending: rxrpc_peer_keepalive_worker
[  120.889386][    C0]     inactive: rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker, rxrpc_peer_keepalive_worker