BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 215s! BUG: workqueue lockup - pool cpus=1 node=0 flags=0x1 nice=0 stuck for 201s! Showing busy workqueues and worker pools: workqueue events: flags=0x0 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=2/256 refcnt=3 pending: kfree_rcu_monitor, rht_deferred_worker pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=8/256 refcnt=9 pending: vmstat_shepherd, kfree_rcu_monitor, rht_deferred_worker, psi_avgs_work, rht_deferred_worker, rht_deferred_worker, rht_deferred_worker, rht_deferred_worker workqueue events_long: flags=0x0 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=4/256 refcnt=5 pending: br_multicast_gc_work, br_fdb_cleanup, br_fdb_cleanup, br_multicast_gc_work pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=5/256 refcnt=6 pending: br_multicast_gc_work, br_fdb_cleanup, br_multicast_gc_work, br_multicast_gc_work, br_multicast_gc_work workqueue events_unbound: flags=0x2 pwq 4: cpus=0-1 flags=0x5 nice=0 active=2/512 refcnt=4 in-flight: 2287:toggle_allocation_gate pending: flush_memcg_stats_dwork workqueue events_power_efficient: flags=0x80 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=3/256 refcnt=4 in-flight: 8582:gc_worker pending: neigh_managed_work, neigh_periodic_work pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 pending: wg_ratelimiter_gc_entries, neigh_managed_work, neigh_periodic_work, check_lifetime workqueue mm_percpu_wq: flags=0x8 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: vmstat_update workqueue cgroup_destroy: flags=0x0 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=12 in-flight: 22674:css_free_rwork_fn inactive: css_free_rwork_fn, css_free_rwork_fn, css_free_rwork_fn, css_free_rwork_fn, css_free_rwork_fn, css_free_rwork_fn, css_free_rwork_fn, css_free_rwork_fn, css_free_rwork_fn, css_free_rwork_fn workqueue writeback: flags=0x4a pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=3 in-flight: 19782:wb_workfn workqueue dm_bufio_cache: flags=0x8 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: work_fn workqueue mld: flags=0x40008 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=2 pending: mld_dad_work workqueue ipv6_addrconf: flags=0x40008 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=1/1 refcnt=3 pending: addrconf_verify_work inactive: addrconf_verify_work pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=5 pending: addrconf_verify_work inactive: addrconf_verify_work, addrconf_verify_work, addrconf_verify_work workqueue wg-kex-wg1: flags=0x6 pwq 4: cpus=0-1 flags=0x5 nice=0 active=2/256 refcnt=4 in-flight: 8:wg_packet_handshake_send_worker, 6836:wg_packet_handshake_send_worker workqueue wg-kex-wg2: flags=0x6 pwq 4: cpus=0-1 flags=0x5 nice=0 active=2/256 refcnt=4 in-flight: 1946:wg_packet_handshake_send_worker, 10194:wg_packet_handshake_send_worker workqueue wg-crypt-wg0: flags=0x28 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_tx_worker workqueue wg-kex-wg1: flags=0x6 pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=3 in-flight: 10:wg_packet_handshake_send_worker workqueue wg-crypt-wg1: flags=0x28 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_encrypt_worker workqueue wg-kex-wg2: flags=0x6 pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=3 in-flight: 481:wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x28 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_encrypt_worker workqueue wg-crypt-wg0: flags=0x28 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 pending: wg_packet_decrypt_worker, wg_packet_encrypt_worker, wg_packet_tx_worker workqueue wg-kex-wg1: flags=0x6 pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=3 in-flight: 18052:wg_packet_handshake_send_worker workqueue wg-crypt-wg1: flags=0x28 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=1/256 refcnt=2 pending: wg_packet_encrypt_worker pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 pending: wg_packet_decrypt_worker, wg_packet_encrypt_worker workqueue wg-kex-wg2: flags=0x6 pwq 4: cpus=0-1 flags=0x5 nice=0 active=2/256 refcnt=4 in-flight: 10192:wg_packet_handshake_send_worker pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x28 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_encrypt_worker workqueue wg-crypt-wg0: flags=0x28 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_encrypt_worker workqueue wg-kex-wg1: flags=0x6 pwq 4: cpus=0-1 flags=0x5 nice=0 active=2/256 refcnt=4 in-flight: 10191:wg_packet_handshake_send_worker pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg1: flags=0x28 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=1/256 refcnt=2 in-flight: 39:wg_packet_decrypt_worker pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 pending: wg_packet_encrypt_worker, wg_packet_tx_worker workqueue wg-kex-wg2: flags=0x6 pwq 4: cpus=0-1 flags=0x5 nice=0 active=2/256 refcnt=4 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x28 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 pending: wg_packet_encrypt_worker, wg_packet_tx_worker workqueue wg-kex-wg0: flags=0x6 pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=3 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg0: flags=0x28 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=1/256 refcnt=2 pending: wg_packet_encrypt_worker pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 pending: wg_packet_encrypt_worker, wg_packet_tx_worker workqueue wg-kex-wg1: flags=0x6 pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=3 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg1: flags=0x28 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=2/256 refcnt=3 in-flight: 10608:wg_packet_decrypt_worker pending: wg_packet_encrypt_worker pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 pending: wg_packet_encrypt_worker, wg_packet_tx_worker, wg_packet_decrypt_worker workqueue wg-kex-wg2: flags=0x6 pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=3 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x28 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=2/256 refcnt=3 in-flight: 7437:wg_packet_decrypt_worker pending: wg_packet_encrypt_worker pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 pending: wg_packet_encrypt_worker, wg_packet_decrypt_worker, wg_packet_tx_worker pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=216s workers=7 idle: 12843 480 22540 17381 488 376 pool 2: cpus=1 node=0 flags=0x1 nice=0 hung=202s workers=6 manager: 7333 idle: 340 pool 4: cpus=0-1 flags=0x5 nice=0 hung=213s workers=12 manager: 10193