BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 221s!
Showing busy workqueues and worker pools:
workqueue events: flags=0x100
  pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=16 refcnt=17
    in-flight: 7461:switchdev_deferred_process_work switchdev_deferred_process_work
    pending: 5*nsim_dev_hwstats_traffic_work, page_pool_release_retry, 3*psi_avgs_work, vmstat_shepherd, 4*ovs_dp_masks_rebalance
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=13 refcnt=14
    pending: 5*nsim_dev_hwstats_traffic_work, 2*psi_avgs_work, 4*ovs_dp_masks_rebalance, rht_deferred_worker, free_obj_work
workqueue events_long: flags=0x100
  pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=10 refcnt=11
    pending: 7*defense_work_handler, 3*br_fdb_cleanup
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=4 refcnt=5
    pending: defense_work_handler, br_fdb_cleanup, br_multicast_gc_work, br_fdb_cleanup
workqueue events_unbound: flags=0x2
  pwq 8: cpus=0-1 flags=0x4 nice=0 active=19 refcnt=20
    in-flight: 6235:toggle_allocation_gate ,9411:cfg80211_wiphy_work
    pending: 10*nsim_dev_trap_report_work, flush_memcg_stats_dwork, 6*cfg80211_wiphy_work
  pwq 8: cpus=0-1 flags=0x4 nice=0 active=9 refcnt=10
    in-flight: 9415:cfg80211_wiphy_work
    pending: 4*cfg80211_wiphy_work, macvlan_process_broadcast, cfg80211_wiphy_work, idle_cull_fn, macvlan_process_broadcast
workqueue events_freezable: flags=0x104
  pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: update_balloon_stats_func
workqueue events_power_efficient: flags=0x180
  pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=7 refcnt=8
    in-flight: 5897:reg_check_chans_work
    pending: wg_ratelimiter_gc_entries, 2*neigh_managed_work, do_cache_clean, 2*neigh_periodic_work
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=6 refcnt=7
    pending: 2*nf_flow_offload_work_gc, check_lifetime, gc_worker, 2*check_lifetime
workqueue rcu_gp: flags=0x108
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: process_srcu
workqueue kvfree_rcu_reclaim: flags=0xa
  pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=2
    pending: kfree_rcu_monitor
workqueue mm_percpu_wq: flags=0x108
  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=1 refcnt=2
    pending: wb_workfn
workqueue kblockd: flags=0x18
  pwq 7: cpus=1 node=0 flags=0x0 nice=-20 active=2 refcnt=3
    in-flight: 2596:blk_mq_timeout_work
    pending: blk_mq_requeue_work
workqueue mld: flags=0x40108
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=4
    pending: mld_dad_work
    inactive: 2*mld_dad_work
workqueue ipv6_addrconf: flags=0x6000a
  pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=32
    in-flight: 9405:addrconf_dad_work
    inactive: 20*addrconf_dad_work, 8*addrconf_verify_work
workqueue krxrpcd: flags=0x2001a
  pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=11
    in-flight: 50:rxrpc_peer_keepalive_worker
    inactive: 7*rxrpc_peer_keepalive_worker
workqueue bat_events: flags=0x6000a
  pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=58
    in-flight: 9414:batadv_iv_send_outstanding_bat_ogm_packet
    inactive: batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_purge_orig, 6*batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_purge_orig, 2*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, 4*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, 4*batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_dat_purge, 2*batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_iv_send_outstanding_bat_ogm_packet, 4*batadv_tt_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_tt_purge, 7*batadv_mcast_mla_update, batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, 2*batadv_tt_purge, batadv_dat_purge, 2*batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge
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-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=2 refcnt=3
    pending: 2*wg_packet_handshake_send_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=2 refcnt=3
    pending: 2*wg_packet_handshake_send_worker
workqueue hci6: flags=0x20012
  pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4
    in-flight: 5824:hci_cmd_sync_work
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=0x128
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4
    in-flight: 5906:wg_packet_tx_worker
    pending: wg_packet_encrypt_worker, wg_packet_tx_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=0x128
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3
    pending: wg_packet_tx_worker, 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=0x128
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3
    pending: wg_packet_encrypt_worker, wg_packet_tx_worker
workqueue wg-kex-wg1: flags=0x124
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_receive_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=0x128
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4
    pending: wg_packet_encrypt_worker, wg_packet_tx_worker, wg_packet_decrypt_worker
workqueue wg-kex-wg2: flags=0x124
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_receive_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=0x128
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4
    pending: wg_packet_decrypt_worker, wg_packet_encrypt_worker, wg_packet_tx_worker
workqueue wg-kex-wg0: flags=0x124
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_receive_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=0x128
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=2 refcnt=3
    pending: wg_packet_tx_worker, wg_packet_encrypt_worker
workqueue wg-crypt-wg1: flags=0x128
  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=3 refcnt=4
    pending: wg_packet_encrypt_worker, wg_packet_tx_worker, wg_packet_decrypt_worker
workqueue wg-kex-wg2: flags=0x124
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_receive_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=0x128
  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=3 refcnt=4
    pending: wg_packet_decrypt_worker, wg_packet_encrypt_worker, wg_packet_tx_worker
workqueue wg-kex-wg0: flags=0x124
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_receive_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=0x128
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4
    in-flight: 5983:wg_packet_tx_worker
    pending: wg_packet_encrypt_worker, wg_packet_tx_worker
workqueue wg-kex-wg1: flags=0x124
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_receive_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=0x128
  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=3 refcnt=4
    pending: wg_packet_decrypt_worker, wg_packet_encrypt_worker, wg_packet_tx_worker
workqueue wg-kex-wg2: flags=0x124
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2
    pending: wg_packet_handshake_receive_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=0x128
  pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4
    pending: wg_packet_encrypt_worker, wg_packet_tx_worker, wg_packet_decrypt_worker
workqueue hci0: flags=0x20012
  pwq 9: cpus=0-1 node=0 flags=0x4 nice=-20 active=1 refcnt=4
    in-flight: 18372:hci_cmd_sync_work
pool 2: cpus=0 node=0 flags=0x0 nice=0 hung=47s workers=7 idle: 6861 18377 5881 5905 18368
pool 6: cpus=1 node=0 flags=0x0 nice=0 hung=224s workers=6 idle: 8542 796 5889 11985
pool 7: cpus=1 node=0 flags=0x0 nice=-20 hung=106s workers=3 idle: 16255 25
pool 8: cpus=0-1 flags=0x4 nice=0 hung=34s workers=20 idle: 9407 1146 9417 9409 9412 6221 9408 9410 9416 12 9406 9418 9421 16257 6236
pool 9: cpus=0-1 node=0 flags=0x4 nice=-20 hung=0s workers=7 idle: 5828 6585 18363 18364
Showing backtraces of running workers in stalled CPU-bound worker pools:
pool 6:
task:kworker/1:5     state:R  running task     stack:23688 pid:5906  tgid:5906  ppid:2      task_flags:0x4208060 flags:0x00080000
Workqueue: wg-crypt-wg0 wg_packet_tx_worker
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5295 [inline]
 __schedule+0x15dd/0x52d0 kernel/sched/core.c:6908
 preempt_schedule_irq+0x4d/0xa0 kernel/sched/core.c:7235
 irqentry_exit+0x599/0x620 kernel/entry/common.c:239
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:should_resched arch/x86/include/asm/preempt.h:104 [inline]
RIP: 0010:__local_bh_enable_ip+0xd8/0x130 kernel/softirq.c:457
Code: 8b e8 fc 16 26 0a 65 66 8b 05 6c d9 93 11 66 85 c0 75 32 bf 01 00 00 00 e8 a5 f4 0b 00 e8 c0 8d 45 00 fb 65 8b 05 48 d9 93 11 <85> c0 75 05 e8 ff b6 ab ff 5b 41 5e c3 cc cc cc cc cc 90 0f 0b 90
RSP: 0018:ffffc90004687a30 EFLAGS: 00000206
RAX: 0000000000000000 RBX: 0000000000000201 RCX: 0000000000000046
RDX: 0000000000000006 RSI: ffffffff8def4c06 RDI: ffffffff8c27b400
RBP: 0000000000000000 R08: ffffffff90118cb7 R09: 1ffffffff2023196
R10: dffffc0000000000 R11: fffffbfff2023197 R12: ffff888030e8c678
R13: dffffc0000000000 R14: ffffffff867189fb R15: ffff8880910a53c0
 wg_socket_send_skb_to_peer+0x16b/0x1d0 drivers/net/wireguard/socket.c:184
 wg_packet_create_data_done drivers/net/wireguard/send.c:251 [inline]
 wg_packet_tx_worker+0x1c8/0x7c0 drivers/net/wireguard/send.c:276
 process_one_work kernel/workqueue.c:3275 [inline]
 process_scheduled_works+0xb02/0x1830 kernel/workqueue.c:3358
 worker_thread+0xa50/0xfc0 kernel/workqueue.c:3439
 kthread+0x388/0x470 kernel/kthread.c:436
 ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
pool 6:
task:kworker/1:7     state:R  running task     stack:23688 pid:5983  tgid:5983  ppid:2      task_flags:0x4208060 flags:0x00080000
Workqueue: wg-crypt-wg0 wg_packet_tx_worker
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5295 [inline]
 __schedule+0x15dd/0x52d0 kernel/sched/core.c:6908
 preempt_schedule_irq+0x4d/0xa0 kernel/sched/core.c:7235
 irqentry_exit+0x599/0x620 kernel/entry/common.c:239
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:should_resched arch/x86/include/asm/preempt.h:104 [inline]
RIP: 0010:__local_bh_enable_ip+0xd8/0x130 kernel/softirq.c:457
Code: 8b e8 fc 16 26 0a 65 66 8b 05 6c d9 93 11 66 85 c0 75 32 bf 01 00 00 00 e8 a5 f4 0b 00 e8 c0 8d 45 00 fb 65 8b 05 48 d9 93 11 <85> c0 75 05 e8 ff b6 ab ff 5b 41 5e c3 cc cc cc cc cc 90 0f 0b 90
RSP: 0018:ffffc9000482fa30 EFLAGS: 00000202
RAX: 0000000000000000 RBX: 0000000000000201 RCX: 0000000000000046
RDX: 0000000000000006 RSI: ffffffff8def4c06 RDI: ffffffff8c27b400
RBP: 0000000000000000 R08: ffffffff90118cb7 R09: 1ffffffff2023196
R10: dffffc0000000000 R11: fffffbfff2023197 R12: ffff88804b8fda48
R13: dffffc0000000000 R14: ffffffff867189fb R15: ffff8880910a58c0
 wg_socket_send_skb_to_peer+0x16b/0x1d0 drivers/net/wireguard/socket.c:184
 wg_packet_create_data_done drivers/net/wireguard/send.c:251 [inline]
 wg_packet_tx_worker+0x1c8/0x7c0 drivers/net/wireguard/send.c:276
 process_one_work kernel/workqueue.c:3275 [inline]
 process_scheduled_works+0xb02/0x1830 kernel/workqueue.c:3358
 worker_thread+0xa50/0xfc0 kernel/workqueue.c:3439
 kthread+0x388/0x470 kernel/kthread.c:436
 ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
----------------
Code disassembly (best guess), 1 bytes skipped:
   0:	e8 fc 16 26 0a       	call   0xa261701
   5:	65 66 8b 05 6c d9 93 	mov    %gs:0x1193d96c(%rip),%ax        # 0x1193d979
   c:	11
   d:	66 85 c0             	test   %ax,%ax
  10:	75 32                	jne    0x44
  12:	bf 01 00 00 00       	mov    $0x1,%edi
  17:	e8 a5 f4 0b 00       	call   0xbf4c1
  1c:	e8 c0 8d 45 00       	call   0x458de1
  21:	fb                   	sti
  22:	65 8b 05 48 d9 93 11 	mov    %gs:0x1193d948(%rip),%eax        # 0x1193d971
* 29:	85 c0                	test   %eax,%eax <-- trapping instruction
  2b:	75 05                	jne    0x32
  2d:	e8 ff b6 ab ff       	call   0xffabb731
  32:	5b                   	pop    %rbx
  33:	41 5e                	pop    %r14
  35:	c3                   	ret
  36:	cc                   	int3
  37:	cc                   	int3
  38:	cc                   	int3
  39:	cc                   	int3
  3a:	cc                   	int3
  3b:	90                   	nop
  3c:	0f 0b                	ud2
  3e:	90                   	nop