BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 45s! BUG: workqueue lockup - pool cpus=0-1 node=0 flags=0x4 nice=-20 stuck for 44s! Showing busy workqueues and worker pools: workqueue events: flags=0x0 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=5 refcnt=6 in-flight: 6236:switchdev_deferred_process_work switchdev_deferred_process_work pending: nsim_dev_hwstats_traffic_work, vmstat_shepherd, psi_avgs_work pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4 pending: 2*nsim_dev_hwstats_traffic_work, psi_avgs_work workqueue events_long: flags=0x0 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3 pending: 2*defense_work_handler workqueue events_unbound: flags=0x2 pwq 8: cpus=0-1 flags=0x4 nice=0 active=15 refcnt=16 pending: 2*cfg80211_wiphy_work, toggle_allocation_gate, 3*nsim_dev_trap_report_work, linkwatch_event, flush_memcg_stats_dwork, macvlan_process_broadcast, kfree_rcu_monitor, macvlan_process_broadcast, crng_reseed, 3*macvlan_process_broadcast pwq 8: cpus=0-1 flags=0x4 nice=0 active=5 refcnt=6 pending: 4*cfg80211_wiphy_work, kfree_rcu_monitor workqueue events_power_efficient: flags=0x82 pwq 8: cpus=0-1 flags=0x4 nice=0 active=6 refcnt=7 pending: wg_ratelimiter_gc_entries, 2*neigh_managed_work, 2*neigh_periodic_work, do_cache_clean pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 pending: reg_check_chans_work workqueue mm_percpu_wq: flags=0x8 pwq 2: cpus=0 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 workqueue gid-cache-wq: flags=0x20002 pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=8 pending: netdevice_event_work_handler inactive: 4*netdevice_event_work_handler workqueue ipv6_addrconf: flags=0x6000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=4 pending: addrconf_verify_work workqueue krxrpcd: flags=0x2001a pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=8 pending: rxrpc_peer_keepalive_worker inactive: 4*rxrpc_peer_keepalive_worker workqueue bat_events: flags=0x6000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=36 pending: batadv_nc_worker inactive: 3*batadv_nc_worker, 2*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, batadv_iv_send_outstanding_bat_ogm_packet, 3*batadv_mcast_mla_update, batadv_purge_orig, 3*batadv_iv_send_outstanding_bat_ogm_packet, batadv_mcast_mla_update, 2*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, 4*batadv_tt_purge, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work workqueue hci0: flags=0x20012 pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 pending: hci_conn_timeout workqueue wg-crypt-wg1: flags=0x28 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker workqueue wg-kex-wg0: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-kex-wg1: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg1: flags=0x28 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_decrypt_worker pool 2: cpus=0 node=0 flags=0x0 nice=0 hung=1s workers=5 idle: 10 6512 8 3831