BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 275s! BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 275s! Showing busy workqueues and worker pools: workqueue events: flags=0x0 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 pending: psi_avgs_work, kfree_rcu_monitor pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=7/256 refcnt=8 pending: bpf_map_free_deferred, destroy_list_workfn, free_work, bpf_prog_free_deferred, vmstat_shepherd, kfree_rcu_monitor, rht_deferred_worker workqueue events_long: flags=0x0 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 pending: br_multicast_gc_work, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 pending: br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup workqueue events_unbound: flags=0x2 pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/512 refcnt=4 pending: toggle_allocation_gate, flush_memcg_stats_dwork workqueue events_power_efficient: flags=0x80 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 pending: wg_ratelimiter_gc_entries, gc_worker, neigh_periodic_work, neigh_periodic_work pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: check_lifetime workqueue events_freezable_power_: flags=0x84 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: sync_hw_clock workqueue mm_percpu_wq: flags=0x8 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: vmstat_update workqueue writeback: flags=0x4a pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 pending: wb_workfn workqueue kblockd: flags=0x18 pwq 1: cpus=0 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 pending: blk_mq_timeout_work workqueue usb_hub_wq: flags=0x4 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 in-flight: 39:hub_event hub_event 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 ipv6_addrconf: flags=0x40008 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=2 pending: addrconf_verify_work workqueue vsock-loopback: flags=0x0 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: vsock_loopback_work workqueue wg-kex-wg0: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=4/256 refcnt=6 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material, wg_queued_expired_zero_key_material workqueue wg-kex-wg1: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=4/256 refcnt=6 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material, wg_queued_expired_zero_key_material workqueue wg-kex-wg2: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=4/256 refcnt=6 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material, wg_queued_expired_zero_key_material workqueue wg-kex-wg0: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker workqueue wg-kex-wg1: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker workqueue wg-kex-wg2: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker workqueue wg-kex-wg0: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=4/256 refcnt=6 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material, wg_queued_expired_zero_key_material workqueue wg-kex-wg1: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=4/256 refcnt=6 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material, wg_queued_expired_zero_key_material workqueue wg-kex-wg2: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=4/256 refcnt=6 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material, wg_queued_expired_zero_key_material workqueue wg-kex-wg0: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=4/256 refcnt=6 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material, wg_queued_expired_zero_key_material workqueue wg-kex-wg1: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=4/256 refcnt=6 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material, wg_queued_expired_zero_key_material workqueue wg-kex-wg2: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=4/256 refcnt=6 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material, wg_queued_expired_zero_key_material workqueue wg-kex-wg0: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=4/256 refcnt=6 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material, wg_queued_expired_zero_key_material workqueue wg-kex-wg1: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=4/256 refcnt=6 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material, wg_queued_expired_zero_key_material workqueue wg-kex-wg2: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=4/256 refcnt=6 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker, wg_queued_expired_zero_key_material, wg_queued_expired_zero_key_material workqueue wg-kex-wg0: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker workqueue wg-kex-wg1: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker workqueue wg-kex-wg2: flags=0x6 pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=275s workers=5 idle: 874 26 3573 428