BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 155s! Showing busy workqueues and worker pools: workqueue events: flags=0x100 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=9 refcnt=10 pending: 2*nsim_dev_hwstats_traffic_work, vmstat_shepherd, 4*ovs_dp_masks_rebalance, xfrm_state_gc_task, rht_deferred_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=19 refcnt=20 pending: 7*nsim_dev_hwstats_traffic_work, 3*psi_avgs_work, 4*ovs_dp_masks_rebalance, 3*psi_avgs_work, switchdev_deferred_process_work, rht_deferred_worker workqueue events_long: flags=0x100 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=6 refcnt=7 pending: 4*defense_work_handler, br_multicast_gc_work, br_fdb_cleanup pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=9 refcnt=10 pending: 5*defense_work_handler, 2*br_multicast_gc_work, 2*br_fdb_cleanup workqueue events_unbound: flags=0x2 pwq 8: cpus=0-1 flags=0x4 nice=0 active=25 refcnt=26 in-flight: 7886:toggle_allocation_gate for 158s pending: 7*cfg80211_wiphy_work, 10*nsim_dev_trap_report_work, 2*cfg80211_wiphy_work, flush_memcg_stats_dwork, crng_reseed, 2*macvlan_process_broadcast, idle_cull_fn pwq 8: cpus=0-1 flags=0x4 nice=0 active=5 refcnt=6 in-flight: 23176:linkwatch_event for 159s pending: cfg80211_wiphy_work, 3*macvlan_process_broadcast workqueue events_power_efficient: flags=0x180 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=10 refcnt=11 pending: 2*nf_flow_offload_work_gc, wg_ratelimiter_gc_entries, neigh_periodic_work, neigh_managed_work, do_cache_clean, 4*check_lifetime pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=9 refcnt=10 pending: hash_ipport4_gc, neigh_managed_work, neigh_periodic_work, 2*check_lifetime, gc_worker, 3*check_lifetime workqueue kvfree_rcu_reclaim: flags=0xa pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 pending: kfree_rcu_monitor workqueue netns: flags=0x6000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=5 in-flight: 6080:cleanup_net for 197s inactive: cleanup_net workqueue mm_percpu_wq: flags=0x108 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: vmstat_update pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: vmstat_update workqueue writeback: flags=0x4a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 pending: wb_workfn pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 pending: wb_workfn workqueue kblockd: flags=0x18 pwq 3: cpus=0 node=0 flags=0x0 nice=-20 active=2 refcnt=3 pending: 2*blk_mq_timeout_work workqueue usb_hub_wq: flags=0x104 pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3 in-flight: 29:hub_event for 162s hub_event workqueue iou_exit: flags=0x2 pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 in-flight: 133:io_ring_exit_work for 159s workqueue ipv6_addrconf: flags=0x6000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=12 pending: addrconf_verify_work inactive: 8*addrconf_verify_work workqueue krxrpcd: flags=0x2001a pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=11 pending: rxrpc_peer_keepalive_worker inactive: 7*rxrpc_peer_keepalive_worker workqueue bat_events: flags=0x6000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=68 pending: batadv_mcast_mla_update inactive: 8*batadv_mcast_mla_update, 2*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, 4*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, batadv_iv_send_outstanding_bat_ogm_packet, 7*batadv_purge_orig, 13*batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_tt_purge, batadv_dat_purge, 6*batadv_tt_purge, 2*batadv_bla_periodic_work, batadv_dat_purge, batadv_tt_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, 2*batadv_dat_purge, batadv_bla_periodic_work, 2*batadv_dat_purge, 3*batadv_bla_periodic_work, 2*batadv_dat_purge, batadv_bla_periodic_work workqueue wg-kex-wg0: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 pending: 2*wg_packet_handshake_send_worker workqueue wg-kex-wg1: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=3 refcnt=4 pending: 2*wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 pending: wg_queued_expired_zero_key_material workqueue wg-kex-wg2: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 pending: 2*wg_packet_handshake_send_worker pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 pending: wg_queued_expired_zero_key_material workqueue bond1: flags=0x2000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=4 pending: bond_arp_monitor workqueue bond3: flags=0x2000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=5 pending: bond_alb_monitor inactive: bond_mii_monitor workqueue wg-kex-wg0: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 pending: 2*wg_packet_handshake_send_worker workqueue wg-kex-wg1: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 pending: 2*wg_packet_handshake_send_worker workqueue wg-kex-wg2: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 pending: 2*wg_packet_handshake_send_worker workqueue wg-crypt-wg0: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker workqueue wg-crypt-wg1: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker workqueue wg-crypt-wg2: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker workqueue bond4: flags=0x2000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=5 pending: bond_mii_monitor inactive: bond_alb_monitor workqueue wg-crypt-wg0: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker workqueue wg-crypt-wg1: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3 in-flight: 18830:wg_packet_decrypt_worker for 158s pending: wg_packet_encrypt_worker workqueue wg-crypt-wg2: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker workqueue wg-crypt-wg0: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker workqueue wg-crypt-wg1: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3 pending: wg_packet_decrypt_worker, wg_packet_encrypt_worker workqueue wg-crypt-wg2: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker workqueue hci6: flags=0x20012 pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 pending: hci_conn_timeout workqueue wg-crypt-wg0: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker workqueue wg-crypt-wg1: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker workqueue wg-kex-wg2: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker workqueue bond1: flags=0x2000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=5 pending: bond_mii_monitor inactive: bond_alb_monitor workqueue hci4: flags=0x20012 pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 pending: hci_conn_timeout pool 6: cpus=1 node=0 flags=0x0 nice=0 hung=158s workers=6 idle: 5887 5874 16448 982 pool 8: cpus=0-1 flags=0x4 nice=0 hung=158s workers=17 idle: 36 9948 57 5980 48 15000 16119 144 15311 1113 5976 23177 6290 Showing backtraces of busy workers in stalled worker pools: