BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 215s! BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=-20 stuck for 209s! BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 215s! Showing busy workqueues and worker pools: workqueue events: flags=0x0 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=9/256 refcnt=10 in-flight: 11135:bpf_map_free_deferred pending: bpf_prog_free_deferred, bpf_prog_free_deferred, psi_avgs_work, rht_deferred_worker, rht_deferred_worker, rht_deferred_worker, rht_deferred_worker, rht_deferred_worker pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 pending: vmstat_shepherd, rht_deferred_worker, rht_deferred_worker, rht_deferred_worker workqueue events_long: flags=0x0 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=11/256 refcnt=12 pending: br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_multicast_gc_work, br_multicast_gc_work, br_multicast_gc_work, br_multicast_gc_work, br_multicast_gc_work, br_fdb_cleanup pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=8/256 refcnt=9 in-flight: 17789:br_fdb_cleanup pending: br_fdb_cleanup, br_fdb_cleanup, br_multicast_gc_work, br_multicast_gc_work, br_multicast_gc_work, br_fdb_cleanup, br_fdb_cleanup workqueue events_unbound: flags=0x2 pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/512 refcnt=3 pending: toggle_allocation_gate workqueue events_power_efficient: flags=0x80 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 pending: wg_ratelimiter_gc_entries, neigh_periodic_work pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 pending: neigh_periodic_work, gc_worker, check_lifetime workqueue rcu_gp: flags=0x8 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: srcu_invoke_callbacks pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: process_srcu workqueue mm_percpu_wq: flags=0x8 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: vmstat_update pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: vmstat_update workqueue netns: flags=0xe000a pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=3 pending: cleanup_net workqueue writeback: flags=0x4a pwq 4: cpus=0-1 flags=0x4 nice=0 active=3/256 refcnt=5 pending: wb_workfn, wb_workfn, wb_workfn workqueue kblockd: flags=0x18 pwq 3: cpus=1 node=0 flags=0x0 nice=-20 active=2/256 refcnt=3 in-flight: 37:blk_mq_timeout_work pending: blk_mq_timeout_work 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: 11131:hub_event hub_event pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 in-flight: 17792:hub_event hub_event workqueue dm_bufio_cache: flags=0x8 pwq 2: cpus=1 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 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-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=1/256 refcnt=3 pending: 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=1/256 refcnt=3 pending: wg_packet_handshake_send_worker workqueue wg-kex-wg0: flags=0x6 pwq 4: cpus=0-1 flags=0x4 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=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_encrypt_worker 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=0x4 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=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_encrypt_worker 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=0x24 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_handshake_receive_worker workqueue wg-kex-wg2: flags=0x6 pwq 4: cpus=0-1 flags=0x4 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=0x0 nice=0 active=2/256 refcnt=3 pending: wg_packet_decrypt_worker, 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_decrypt_worker workqueue wg-kex-wg0: flags=0x6 pwq 4: cpus=0-1 flags=0x4 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=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_encrypt_worker 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=0x4 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=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_encrypt_worker 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=0x4 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=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_encrypt_worker pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_encrypt_worker workqueue wg-kex-wg0: flags=0x6 pwq 4: cpus=0-1 flags=0x4 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=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_encrypt_worker pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_encrypt_worker workqueue wg-crypt-wg1: flags=0x28 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_encrypt_worker 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=0x4 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=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_encrypt_worker pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_encrypt_worker pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=216s workers=35 idle: 17812 17783 17777 17788 17790 17791 17786 17815 17793 17797 17817 17816 17802 17807 17818 17809 17808 17813 17803 17794 17795 17806 17805 17810 17799 17804 17814 17798 17801 17800 17796 17811 17782 pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=216s workers=6 idle: 11133 11128 11124 11129 pool 3: cpus=1 node=0 flags=0x0 nice=-20 hung=101s workers=2 idle: 21