RBP: 00007fa5069abf80 R08: 00007fa50765d6c0 R09: 00007fa50765d6c0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa5069abf8c R13: 000000000000000b R14: 00007ffd3b5e0300 R15: 00007ffd3b5e03e8 BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 257s! BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 257s! BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=-20 stuck for 256s! Showing busy workqueues and worker pools: workqueue events: flags=0x0 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=14 refcnt=15 pending: 2*nsim_dev_hwstats_traffic_work, nsim_dev_trap_report_work, vmstat_shepherd, kfree_rcu_monitor, psi_avgs_work, 5*ovs_dp_masks_rebalance, switchdev_deferred_process_work, 2*rht_deferred_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=24 refcnt=25 pending: nsim_dev_trap_report_work, 4*nsim_dev_hwstats_traffic_work, 4*nsim_dev_trap_report_work, psi_avgs_work, ovs_dp_masks_rebalance, 3*psi_avgs_work, ovs_dp_masks_rebalance, 2*psi_avgs_work, 5*ovs_dp_masks_rebalance, kfree_rcu_monitor, rht_deferred_worker workqueue events_highpri: flags=0x10 pwq 3: cpus=0 node=0 flags=0x0 nice=-20 active=1 refcnt=2 pending: fill_page_cache_func pwq 7: cpus=1 node=0 flags=0x0 nice=-20 active=1 refcnt=2 pending: fill_page_cache_func workqueue events_long: flags=0x0 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=15 refcnt=16 pending: br_fdb_cleanup, 8*defense_work_handler, br_fdb_cleanup, br_multicast_gc_work, 2*br_fdb_cleanup, br_multicast_gc_work, br_fdb_cleanup pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=11 refcnt=12 pending: 4*defense_work_handler, 6*br_fdb_cleanup, br_multicast_gc_work workqueue events_unbound: flags=0x2 pwq 8: cpus=0-1 flags=0x4 nice=0 active=3 refcnt=26 pending: toggle_allocation_gate, 2*cfg80211_wiphy_work inactive: 9*cfg80211_wiphy_work, flush_memcg_stats_dwork, cfg80211_wiphy_work, 10*macvlan_process_broadcast, idle_cull_fn pwq 8: cpus=0-1 flags=0x4 nice=0 active=5 refcnt=18 pending: 5*cfg80211_wiphy_work inactive: 4*cfg80211_wiphy_work, macvlan_process_broadcast, crng_reseed, idle_cull_fn, 5*macvlan_process_broadcast workqueue events_power_efficient: flags=0x80 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: check_lifetime pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=10 refcnt=11 pending: fb_flashcursor, hash_ip4_gc, wg_ratelimiter_gc_entries, do_cache_clean, 2*neigh_managed_work, 2*neigh_periodic_work, gc_worker, 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 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=2 refcnt=3 pending: 2*wb_workfn pwq 8: cpus=0-1 flags=0x4 nice=0 active=4 refcnt=5 pending: wb_update_bandwidth_workfn, 3*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 pwq 7: cpus=1 node=0 flags=0x0 nice=-20 active=3 refcnt=4 pending: 3*blk_mq_timeout_work workqueue dm_bufio_cache: flags=0x8 pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: work_fn workqueue ipv6_addrconf: flags=0x6000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=15 pending: addrconf_verify_work inactive: 11*addrconf_verify_work workqueue krxrpcd: flags=0x2001a pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=15 pending: rxrpc_peer_keepalive_worker inactive: 11*rxrpc_peer_keepalive_worker workqueue bat_events: flags=0x6000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=102 in-flight: 45:batadv_nc_worker inactive: 5*batadv_nc_worker, batadv_purge_orig, 2*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, 2*batadv_iv_send_outstanding_bat_ogm_packet, 5*batadv_nc_worker, 11*batadv_mcast_mla_update, 2*batadv_purge_orig, 4*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, 18*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, batadv_purge_orig, batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_purge_orig, batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, 2*batadv_dat_purge, 2*batadv_bla_periodic_work, batadv_dat_purge, 2*batadv_tt_purge, batadv_dat_purge, 2*batadv_bla_periodic_work, batadv_tt_purge, batadv_dat_purge, batadv_bla_periodic_work, 8*batadv_tt_purge, 2*batadv_dat_purge, batadv_bla_periodic_work, 2*batadv_dat_purge, 3*batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work workqueue wg-kex-wg0: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 pending: wg_queued_expired_zero_key_material 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 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: wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 pending: wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material workqueue wg-kex-wg0: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 pending: wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 pending: wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material workqueue wg-kex-wg1: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 pending: wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 pending: wg_packet_handshake_send_worker, 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: wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 pending: wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material workqueue wg-crypt-wg0: flags=0x28 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=0x28 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=2 refcnt=3 pending: 2*wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x28 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-wg0: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 pending: wg_queued_expired_zero_key_material 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 workqueue wg-kex-wg1: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 pending: wg_queued_expired_zero_key_material 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 workqueue wg-kex-wg2: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 pending: 2*wg_queued_expired_zero_key_material 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=0x28 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=0x28 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=0x28 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-wg0: 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-wg1: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 pending: wg_queued_expired_zero_key_material 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 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 pwq 8: cpus=0-1 flags=0x4 nice=0 active=3 refcnt=4 pending: wg_packet_handshake_send_worker, 2*wg_queued_expired_zero_key_material 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-crypt-wg0: flags=0x28 pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_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=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x28 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker workqueue wg-crypt-wg0: flags=0x28 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=0x28 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=0x28 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-wg0: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg0: flags=0x28 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-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_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 pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x28 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-wg0: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg0: flags=0x28 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-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_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=0x28 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 hci3: flags=0x20012 pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4 pending: hci_conn_timeout 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-crypt-wg0: flags=0x28 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-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_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=0x28 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 pool 8: cpus=0-1 flags=0x4 nice=0 hung=259s workers=11 idle: 25908 19713 34 16716 944 11 2829 1096 17606 19337 Showing backtraces of running workers in stalled CPU-bound worker pools: