BUG: workqueue lockup - pool cpus=1 node=0 flags=0x2 nice=0 stuck for 161s! Showing busy workqueues and worker pools: workqueue events: flags=0x0 pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=12 refcnt=13 pending: 4*nsim_dev_hwstats_traffic_work, psi_avgs_work, vmstat_shepherd, 4*ovs_dp_masks_rebalance, 2*destroy_super_work pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=14 refcnt=15 pending: psi_avgs_work, ovs_dp_masks_rebalance, 2*nsim_dev_hwstats_traffic_work, psi_avgs_work, ovs_dp_masks_rebalance, 3*psi_avgs_work, 2*ovs_dp_masks_rebalance, free_obj_work, switchdev_deferred_process_work, rht_deferred_worker workqueue events_long: flags=0x0 pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=6 refcnt=7 pending: 6*defense_work_handler pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=13 refcnt=14 pending: 8*br_fdb_cleanup, 2*defense_work_handler, br_fdb_cleanup, 2*br_multicast_gc_work workqueue events_unbound: flags=0x2 pwq 8: cpus=0-1 flags=0x4 nice=0 active=23 refcnt=24 in-flight: 22884:cfg80211_wiphy_work ,22891:cfg80211_wiphy_work cfg80211_wiphy_work ,3498:cfg80211_wiphy_work cfg80211_wiphy_work ,22898:nsim_dev_trap_report_work ,22890:cfg80211_wiphy_work cfg80211_wiphy_work ,27918:cfg80211_wiphy_work cfg80211_wiphy_work ,30282:cfg80211_wiphy_work cfg80211_wiphy_work pending: 3*nsim_dev_trap_report_work, macvlan_process_broadcast, cfg80211_wiphy_work, toggle_allocation_gate, cfg80211_wiphy_work, 2*nsim_dev_trap_report_work, flush_memcg_stats_dwork, 2*macvlan_process_broadcast pwq 8: cpus=0-1 flags=0x4 nice=0 active=4 refcnt=5 in-flight: 22883:cfg80211_wiphy_work cfg80211_wiphy_work pending: macvlan_process_broadcast workqueue events_freezable: flags=0x4 pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=1 refcnt=2 pending: update_balloon_stats_func workqueue events_power_efficient: flags=0x80 pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=3 refcnt=4 in-flight: 27778:reg_check_chans_work ,15516:gc_worker pending: neigh_managed_work pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=10 refcnt=11 in-flight: 25802:neigh_periodic_work ,30199:wg_ratelimiter_gc_entries pending: do_cache_clean, neigh_managed_work, hash_mac4_gc, hash_ipportip6_gc, 4*check_lifetime workqueue kvfree_rcu_reclaim: flags=0xa pwq 8: cpus=0-1 flags=0x4 nice=0 active=3 refcnt=4 pending: kfree_rcu_work, 2*kfree_rcu_monitor workqueue mm_percpu_wq: flags=0x8 pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=1 refcnt=2 pending: vmstat_update pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=1 refcnt=2 pending: vmstat_update workqueue ipv6_addrconf: flags=0x6000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=12 in-flight: 3200(RESCUER):addrconf_verify_work inactive: 7*addrconf_verify_work workqueue krxrpcd: flags=0x2001a pwq 9: cpus=0-1 node=0 flags=0x6 nice=-20 active=1 refcnt=6 MAYDAY pending: rxrpc_peer_keepalive_worker inactive: rxrpc_peer_keepalive_worker workqueue krdsd: flags=0x6000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=5 pending: rds_connect_worker inactive: rds_connect_worker workqueue bat_events: flags=0x6000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=61 in-flight: 3424(RESCUER):batadv_tt_purge inactive: batadv_tt_purge, batadv_dat_purge, 2*batadv_bla_periodic_work, batadv_dat_purge, batadv_nc_worker, batadv_mcast_mla_update, 6*batadv_nc_worker, 6*batadv_mcast_mla_update, 3*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, batadv_iv_send_outstanding_bat_ogm_packet, batadv_bla_periodic_work, 5*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, 4*batadv_iv_send_outstanding_bat_ogm_packet, 5*batadv_purge_orig, 2*batadv_iv_send_outstanding_bat_ogm_packet, 3*batadv_dat_purge, batadv_tt_purge, 3*batadv_bla_periodic_work, batadv_dat_purge, 4*batadv_tt_purge, batadv_bla_periodic_work, batadv_dat_purge workqueue bond0: flags=0x2000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=4 pending: bond_mii_monitor 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 in-flight: 31336:wg_packet_handshake_send_worker pending: wg_packet_handshake_send_worker workqueue wg-kex-wg2: flags=0x6 pwq 8: cpus=0-1 flags=0x4 nice=0 active=2 refcnt=3 in-flight: 31335:wg_packet_handshake_send_worker pending: wg_packet_handshake_send_worker workqueue bond1: flags=0x2000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=5 pending: bond_alb_monitor inactive: bond_mii_monitor workqueue bond2: flags=0x2000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=5 pending: bond_alb_monitor inactive: bond_mii_monitor workqueue bond3: flags=0x2000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=5 pending: bond_alb_monitor inactive: bond_mii_monitor workqueue bond4: flags=0x2000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=5 pending: bond_alb_monitor inactive: bond_mii_monitor workqueue bond4: flags=0x2000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=5 pending: bond_alb_monitor inactive: bond_mii_monitor workqueue bond5: flags=0x2000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=5 pending: bond_alb_monitor inactive: bond_mii_monitor workqueue bond6: flags=0x2000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=5 pending: bond_mii_monitor inactive: bond_alb_monitor workqueue bond5: flags=0x2000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=5 pending: bond_alb_monitor inactive: bond_mii_monitor workqueue bond6: flags=0x2000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=5 pending: bond_mii_monitor inactive: bond_alb_monitor workqueue bond7: flags=0x2000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=5 pending: bond_mii_monitor inactive: bond_alb_monitor workqueue bond7: flags=0x2000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=5 pending: bond_alb_monitor inactive: bond_mii_monitor workqueue wg-kex-wg0: flags=0x24 pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=1 refcnt=2 in-flight: 5855:wg_packet_handshake_receive_worker pwq 6: cpus=1 node=0 flags=0x2 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=0x28 pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=2 refcnt=3 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=2 refcnt=3 pending: 2*wg_packet_handshake_send_worker workqueue wg-crypt-wg1: flags=0x28 pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=2 refcnt=3 pending: wg_packet_tx_worker, wg_packet_encrypt_worker workqueue wg-kex-wg2: flags=0x24 pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_receive_worker workqueue hci4: flags=0x20012 pwq 9: cpus=0-1 node=0 flags=0x6 nice=-20 active=1 refcnt=4 pending: hci_cmd_timeout workqueue hci4: flags=0x20012 pwq 9: cpus=0-1 node=0 flags=0x6 nice=-20 active=1 refcnt=4 in-flight: 29905:hci_cmd_sync_work workqueue wg-kex-wg0: flags=0x24 pwq 6: cpus=1 node=0 flags=0x2 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=0x28 pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=2 refcnt=3 pending: wg_packet_encrypt_worker, wg_packet_tx_worker workqueue wg-kex-wg1: flags=0x24 pwq 6: cpus=1 node=0 flags=0x2 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=0x28 pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=3 refcnt=4 pending: wg_packet_decrypt_worker, wg_packet_tx_worker, wg_packet_encrypt_worker workqueue wg-kex-wg2: flags=0x24 pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=1 refcnt=2 in-flight: 28363:wg_packet_handshake_receive_worker pwq 6: cpus=1 node=0 flags=0x2 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 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 6: cpus=1 node=0 flags=0x2 nice=0 active=3 refcnt=4 pending: wg_packet_encrypt_worker, wg_packet_tx_worker, wg_packet_decrypt_worker workqueue hci5: flags=0x20012 pwq 9: cpus=0-1 node=0 flags=0x6 nice=-20 active=1 refcnt=4 pending: hci_cmd_timeout workqueue hci5: flags=0x20012 pwq 9: cpus=0-1 node=0 flags=0x6 nice=-20 active=1 refcnt=4 in-flight: 16338:hci_cmd_sync_work workqueue wg-kex-wg0: flags=0x24 pwq 6: cpus=1 node=0 flags=0x2 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=0x28 pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=2 refcnt=3 pending: wg_packet_tx_worker, wg_packet_encrypt_worker workqueue wg-kex-wg1: flags=0x24 pwq 6: cpus=1 node=0 flags=0x2 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=0x28 pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=3 refcnt=4 pending: wg_packet_decrypt_worker, wg_packet_tx_worker, wg_packet_encrypt_worker workqueue wg-kex-wg2: flags=0x24 pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=2 refcnt=3 in-flight: 16072:wg_packet_handshake_receive_worker wg_packet_handshake_receive_worker pwq 6: cpus=1 node=0 flags=0x2 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=2 refcnt=3 pending: 2*wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x28 pwq 6: cpus=1 node=0 flags=0x2 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=0x6 nice=-20 active=1 refcnt=4 pending: hci_cmd_work workqueue hci0: flags=0x20012 pwq 9: cpus=0-1 node=0 flags=0x6 nice=-20 active=1 refcnt=4 in-flight: 24799:hci_cmd_sync_work workqueue wg-kex-wg0: flags=0x24 pwq 6: cpus=1 node=0 flags=0x2 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=0x28 pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=2 refcnt=3 pending: wg_packet_tx_worker, wg_packet_encrypt_worker workqueue wg-kex-wg1: flags=0x24 pwq 6: cpus=1 node=0 flags=0x2 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 in-flight: 22879:wg_packet_handshake_send_worker workqueue wg-crypt-wg1: flags=0x28 pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=3 refcnt=4 pending: wg_packet_tx_worker, wg_packet_decrypt_worker, wg_packet_encrypt_worker workqueue wg-kex-wg2: flags=0x24 pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=2 refcnt=3 in-flight: 15024:wg_packet_handshake_receive_worker wg_packet_handshake_receive_worker pwq 6: cpus=1 node=0 flags=0x2 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=2 refcnt=3 pending: 2*wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x28 pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=3 refcnt=4 pending: wg_packet_encrypt_worker, wg_packet_decrypt_worker, wg_packet_tx_worker workqueue hci1: flags=0x20012 pwq 9: cpus=0-1 node=0 flags=0x6 nice=-20 active=1 refcnt=4 pending: 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=0x28 pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=2 refcnt=3 pending: wg_packet_encrypt_worker, wg_packet_tx_worker workqueue wg-kex-wg1: flags=0x24 pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=2 refcnt=3 in-flight: 15250:wg_packet_handshake_receive_worker 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=0x28 pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=3 refcnt=4 pending: wg_packet_decrypt_worker, wg_packet_encrypt_worker, wg_packet_tx_worker workqueue wg-kex-wg2: flags=0x24 pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=2 refcnt=3 in-flight: 10:wg_packet_handshake_receive_worker wg_packet_handshake_receive_worker pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=2 refcnt=3 in-flight: 12364:wg_packet_handshake_receive_worker 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 in-flight: 22869:wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x28 pwq 6: cpus=1 node=0 flags=0x2 nice=0 active=3 refcnt=4 pending: wg_packet_encrypt_worker, wg_packet_tx_worker, wg_packet_decrypt_worker workqueue bond1: flags=0x2000a pwq 8: cpus=0-1 flags=0x4 nice=0 active=1 refcnt=5 pending: bond_3ad_state_machine_handler inactive: bond_mii_monitor pool 2: cpus=0 node=0 flags=0x2 nice=0 hung=7s workers=9 manager: 5991 idle: 31334 pool 6: cpus=1 node=0 flags=0x2 nice=0 hung=163s workers=7 manager: 6002 idle: 887 15099 pool 8: cpus=0-1 flags=0x4 nice=0 hung=6s workers=13 idle: 31340 pool 9: cpus=0-1 node=0 flags=0x6 nice=-20 hung=1s workers=4 manager: 31339 Showing backtraces of running workers in stalled CPU-bound worker pools: pool 6: task:kworker/1:1 state:R running task stack:19480 pid:25802 tgid:25802 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: events_power_efficient neigh_periodic_work Call Trace: context_switch kernel/sched/core.c:5357 [inline] __schedule+0x1798/0x4cc0 kernel/sched/core.c:6961 preempt_schedule_common+0x83/0xd0 kernel/sched/core.c:7145 preempt_schedule+0xae/0xc0 kernel/sched/core.c:7169 preempt_schedule_thunk+0x16/0x30 arch/x86/entry/thunk.S:12 __local_bh_enable_ip+0x13e/0x1c0 kernel/softirq.c:414 neigh_periodic_work+0xc28/0xe50 net/core/neighbour.c:1040 process_one_work kernel/workqueue.c:3236 [inline] process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3319 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400 kthread+0x70e/0x8a0 kernel/kthread.c:463 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 pool 6: task:kworker/1:4 state:R running task stack:15928 pid:15250 tgid:15250 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: wg-kex-wg1 wg_packet_handshake_receive_worker Call Trace: context_switch kernel/sched/core.c:5357 [inline] __schedule+0x1798/0x4cc0 kernel/sched/core.c:6961 preempt_schedule_common+0x83/0xd0 kernel/sched/core.c:7145 preempt_schedule+0xae/0xc0 kernel/sched/core.c:7169 preempt_schedule_thunk+0x16/0x30 arch/x86/entry/thunk.S:12 __local_bh_enable_ip+0x13e/0x1c0 kernel/softirq.c:414 local_bh_enable include/linux/bottom_half.h:33 [inline] fpregs_unlock arch/x86/include/asm/fpu/api.h:77 [inline] kernel_fpu_end+0xd2/0x120 arch/x86/kernel/fpu/core.c:479 blake2s_compress+0x5f/0xd0 lib/crypto/x86/blake2s-glue.c:46 blake2s_update+0x14b/0x450 lib/crypto/blake2s.c:33 hmac+0x1b6/0x330 drivers/net/wireguard/noise.c:324 kdf+0x105/0x270 drivers/net/wireguard/noise.c:367 mix_precomputed_dh drivers/net/wireguard/noise.c:426 [inline] wg_noise_handshake_consume_initiation+0x3ee/0x900 drivers/net/wireguard/noise.c:623 wg_receive_handshake_packet drivers/net/wireguard/receive.c:144 [inline] wg_packet_handshake_receive_worker+0x5f2/0xfb0 drivers/net/wireguard/receive.c:213 process_one_work kernel/workqueue.c:3236 [inline] process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3319 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400 kthread+0x70e/0x8a0 kernel/kthread.c:463 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 pool 6: task:kworker/1:5 state:R running task stack:23560 pid:30199 tgid:30199 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: events_power_efficient wg_ratelimiter_gc_entries Call Trace: context_switch kernel/sched/core.c:5357 [inline] __schedule+0x1798/0x4cc0 kernel/sched/core.c:6961 preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7288 irqentry_exit+0x6f/0x90 kernel/entry/common.c:197 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:lock_is_held_type+0x137/0x190 kernel/locking/lockdep.c:5945 Code: 01 75 44 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 75 4c 41 f7 c4 00 02 00 00 74 01 fb 65 48 8b 05 f9 a3 26 07 <48> 3b 44 24 08 75 43 89 d8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f RSP: 0018:ffffc9001a31f8b8 EFLAGS: 00000206 RAX: baea1445b56e8b00 RBX: 0000000000000000 RCX: baea1445b56e8b00 RDX: 0000000000000000 RSI: ffffffff8dba7f2b RDI: ffffffff8be33880 RBP: 00000000ffffffff R08: ffffffff8ec80343 R09: 1ffffffff1d90068 R10: dffffc0000000000 R11: fffffbfff1d90069 R12: 0000000000000246 R13: ffff888025f43c00 R14: ffffffff8e139fe0 R15: 0000000000000002 lock_is_held include/linux/lockdep.h:249 [inline] __might_resched+0xf5/0x610 kernel/sched/core.c:8919 wg_ratelimiter_gc_entries+0x3a6/0x450 drivers/net/wireguard/ratelimiter.c:78 process_one_work kernel/workqueue.c:3236 [inline] process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3319 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400 kthread+0x70e/0x8a0 kernel/kthread.c:463 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 pool 6: task:kworker/1:0 state:R running task stack:21144 pid:12364 tgid:12364 ppid:2 task_flags:0x4208160 flags:0x00004000 Workqueue: wg-kex-wg2 wg_packet_handshake_receive_worker Call Trace: context_switch kernel/sched/core.c:5357 [inline] __schedule+0x1798/0x4cc0 kernel/sched/core.c:6961 preempt_schedule_common+0x83/0xd0 kernel/sched/core.c:7145 preempt_schedule+0xae/0xc0 kernel/sched/core.c:7169 preempt_schedule_thunk+0x16/0x30 arch/x86/entry/thunk.S:12 __local_bh_enable_ip+0x13e/0x1c0 kernel/softirq.c:414 local_bh_enable include/linux/bottom_half.h:33 [inline] fpregs_unlock arch/x86/include/asm/fpu/api.h:77 [inline] kernel_fpu_end+0xd2/0x120 arch/x86/kernel/fpu/core.c:479 blake2s_compress+0x5f/0xd0 lib/crypto/x86/blake2s-glue.c:46 blake2s_update+0x14b/0x450 lib/crypto/blake2s.c:33 hmac+0x1b6/0x330 drivers/net/wireguard/noise.c:324 kdf drivers/net/wireguard/noise.c:360 [inline] mix_dh drivers/net/wireguard/noise.c:413 [inline] wg_noise_handshake_create_response+0x462/0x970 drivers/net/wireguard/noise.c:702 wg_packet_send_handshake_response+0xf6/0x2d0 drivers/net/wireguard/send.c:94 wg_receive_handshake_packet drivers/net/wireguard/receive.c:154 [inline] wg_packet_handshake_receive_worker+0x627/0xfb0 drivers/net/wireguard/receive.c:213 process_one_work kernel/workqueue.c:3236 [inline] process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3319 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400 kthread+0x70e/0x8a0 kernel/kthread.c:463 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 ---------------- Code disassembly (best guess): 0: 01 75 44 add %esi,0x44(%rbp) 3: 48 c7 04 24 00 00 00 movq $0x0,(%rsp) a: 00 b: 9c pushf c: 8f 04 24 pop (%rsp) f: f7 04 24 00 02 00 00 testl $0x200,(%rsp) 16: 75 4c jne 0x64 18: 41 f7 c4 00 02 00 00 test $0x200,%r12d 1f: 74 01 je 0x22 21: fb sti 22: 65 48 8b 05 f9 a3 26 mov %gs:0x726a3f9(%rip),%rax # 0x726a423 29: 07 * 2a: 48 3b 44 24 08 cmp 0x8(%rsp),%rax <-- trapping instruction 2f: 75 43 jne 0x74 31: 89 d8 mov %ebx,%eax 33: 48 83 c4 10 add $0x10,%rsp 37: 5b pop %rbx 38: 41 5c pop %r12 3a: 41 5d pop %r13 3c: 41 5e pop %r14 3e: 41 5f pop %r15