bridge0: received packet on bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 30s! Showing busy workqueues and worker pools: workqueue events: flags=0x0 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=23/256 refcnt=24 in-flight: 5888:switchdev_deferred_process_work, 3591:request_firmware_work_func pending: nsim_dev_trap_report_work, 5*ovs_dp_masks_rebalance, kfree_rcu_monitor, 2*nsim_dev_trap_report_work, 3*nsim_dev_hwstats_traffic_work, 2*nsim_dev_trap_report_work, 2*psi_avgs_work, switchdev_deferred_process_work, free_ipc, delayed_vfree_work, 2*destroy_super_work pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=12/256 refcnt=13 in-flight: 2120:linkwatch_event pending: nsim_dev_trap_report_work, vmstat_shepherd, 3*nsim_dev_hwstats_traffic_work, psi_avgs_work, kfree_rcu_monitor, 2*ovs_dp_masks_rebalance, kfree_rcu_work, delayed_vfree_work workqueue events_long: flags=0x0 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=4/256 refcnt=5 pending: 4*defense_work_handler pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 pending: 3*defense_work_handler workqueue events_unbound: flags=0x2 pwq 4: cpus=0-1 flags=0x5 nice=0 active=8/512 refcnt=9 in-flight: 12:cfg80211_wiphy_work cfg80211_wiphy_work, 1883:cfg80211_wiphy_work cfg80211_wiphy_work, 2050:cfg80211_wiphy_work cfg80211_wiphy_work pending: macvlan_process_broadcast, toggle_allocation_gate pwq 4: cpus=0-1 flags=0x5 nice=0 active=6/512 refcnt=7 in-flight: 40:cfg80211_wiphy_work cfg80211_wiphy_work, 191:cfg80211_wiphy_work cfg80211_wiphy_work, 1937:cfg80211_wiphy_work cfg80211_wiphy_work workqueue events_power_efficient: flags=0x82 pwq 4: cpus=0-1 flags=0x5 nice=0 active=4/256 refcnt=5 in-flight: 11:wg_ratelimiter_gc_entries, 1996:reg_check_chans_work pending: gc_worker, do_cache_clean pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=2 in-flight: 41:neigh_periodic_work workqueue mm_percpu_wq: flags=0x8 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=1/256 refcnt=3 MAYDAY pending: vmstat_update pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: vmstat_update workqueue writeback: flags=0x4a pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=2 in-flight: 148:wb_workfn workqueue mld: flags=0x40008 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=1/1 refcnt=8 in-flight: 3820(RESCUER):mld_ifc_work inactive: 5*mld_ifc_work workqueue ipv6_addrconf: flags=0x40008 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=1/1 refcnt=224 in-flight: 25:addrconf_dad_work inactive: 222*addrconf_dad_work pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=101 pending: addrconf_dad_work inactive: 99*addrconf_dad_work workqueue krxrpcd: flags=0xa001a pwq 5: cpus=0-1 node=0 flags=0x4 nice=-20 active=1/1 refcnt=4 pending: rxrpc_peer_keepalive_worker workqueue bat_events: flags=0xe000a pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/1 refcnt=55 in-flight: 3901(RESCUER):batadv_purge_orig inactive: 5*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, 4*batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_tt_purge, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, 4*batadv_tt_purge, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, 3*batadv_nc_worker, 2*batadv_purge_orig, 2*batadv_iv_send_outstanding_bat_ogm_packet, 3*batadv_nc_worker, 2*batadv_mcast_mla_update, 4*batadv_iv_send_outstanding_bat_ogm_packet, 4*batadv_mcast_mla_update, 2*batadv_purge_orig workqueue wg-kex-wg0: flags=0x24 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=2/256 refcnt=3 in-flight: 6104:wg_packet_handshake_receive_worker pending: wg_packet_handshake_receive_worker pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 in-flight: 6514:wg_packet_handshake_receive_worker pending: wg_packet_handshake_receive_worker workqueue wg-kex-wg0: flags=0x6 pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=2 pending: wg_packet_handshake_send_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_encrypt_worker, wg_packet_decrypt_worker, wg_packet_tx_worker workqueue wg-kex-wg1: flags=0x24 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=1/256 refcnt=2 pending: wg_packet_handshake_receive_worker pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_handshake_receive_worker workqueue wg-kex-wg1: flags=0x6 pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg1: flags=0x28 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 pending: wg_packet_tx_worker, wg_packet_encrypt_worker, wg_packet_decrypt_worker workqueue wg-kex-wg2: flags=0x24 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=2/256 refcnt=3 in-flight: 6105:wg_packet_handshake_receive_worker pending: wg_packet_handshake_receive_worker pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 in-flight: 6090:wg_packet_handshake_receive_worker pending: wg_packet_handshake_receive_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-crypt-wg0: flags=0x28 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-wg1: flags=0x24 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_handshake_receive_worker workqueue wg-crypt-wg1: flags=0x28 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=0x24 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=2/256 refcnt=3 in-flight: 23:wg_packet_handshake_receive_worker pending: wg_packet_handshake_receive_worker pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 in-flight: 9:wg_packet_handshake_receive_worker wg_packet_handshake_receive_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=0x24 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=1/256 refcnt=2 in-flight: 6536:wg_packet_handshake_receive_worker pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 pending: wg_packet_handshake_receive_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_tx_worker, wg_packet_encrypt_worker, wg_packet_decrypt_worker workqueue wg-kex-wg1: flags=0x24 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=1/256 refcnt=2 pending: wg_packet_handshake_receive_worker workqueue wg-crypt-wg1: flags=0x28 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=0x24 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 in-flight: 6089:wg_packet_handshake_receive_worker pending: wg_packet_handshake_receive_worker workqueue wg-kex-wg2: flags=0x6 pwq 4: cpus=0-1 flags=0x5 nice=0 active=1/256 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg2: flags=0x28 pwq 2: cpus=1 node=0 flags=0x1 nice=0 active=1/256 refcnt=2 in-flight: 6539: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 pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=31s workers=10 idle: 6587 6515 6516 8 6592 pool 2: cpus=1 node=0 flags=0x1 nice=0 hung=0s workers=9 manager: 6106 pool 4: cpus=0-1 flags=0x5 nice=0 hung=1s workers=11 manager: 6642 Showing backtraces of running workers in stalled CPU-bound worker pools: pool 0: task:kworker/0:3 state:R running task stack:0 pid:6089 ppid:2 flags:0x00000008 Workqueue: wg-kex-wg2 wg_packet_handshake_receive_worker Call trace: __switch_to+0x314/0x560 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5382 [inline] __schedule+0x1364/0x23b4 kernel/sched/core.c:6695 preempt_schedule_common+0xe8/0x1dc kernel/sched/core.c:6864 preempt_schedule+0x60/0x80 kernel/sched/core.c:6888 __local_bh_enable_ip+0x26c/0x4ac kernel/softirq.c:388 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline] _raw_spin_unlock_bh+0x3c/0x4c kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] wg_packet_send_staged_packets+0x244/0x1460 drivers/net/wireguard/send.c:351 wg_packet_send_keepalive+0x140/0x240 drivers/net/wireguard/send.c:239 wg_receive_handshake_packet drivers/net/wireguard/receive.c:186 [inline] wg_packet_handshake_receive_worker+0x594/0xc58 drivers/net/wireguard/receive.c:213 process_one_work+0x694/0x1204 kernel/workqueue.c:2630 process_scheduled_works kernel/workqueue.c:2703 [inline] worker_thread+0x938/0xef4 kernel/workqueue.c:2784 kthread+0x288/0x310 kernel/kthread.c:388 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:857 pool 0: task:kworker/0:1 state:R running task stack:0 pid:9 ppid:2 flags:0x00000008 Workqueue: wg-kex-wg2 wg_packet_handshake_receive_worker Call trace: __switch_to+0x314/0x560 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5382 [inline] __schedule+0x1364/0x23b4 kernel/sched/core.c:6695 preempt_schedule_common+0xe8/0x1dc kernel/sched/core.c:6864 preempt_schedule+0x60/0x80 kernel/sched/core.c:6888 __local_bh_enable_ip+0x26c/0x4ac kernel/softirq.c:388 local_bh_enable+0x28/0x34 include/linux/bottom_half.h:33 rcu_read_unlock_bh include/linux/rcupdate.h:819 [inline] mod_peer_timer+0x1e8/0x228 drivers/net/wireguard/timers.c:38 wg_timers_session_derived+0x60/0x70 drivers/net/wireguard/timers.c:205 wg_packet_send_handshake_response+0x114/0x254 drivers/net/wireguard/send.c:98 wg_receive_handshake_packet drivers/net/wireguard/receive.c:154 [inline] wg_packet_handshake_receive_worker+0x53c/0xc58 drivers/net/wireguard/receive.c:213 process_one_work+0x694/0x1204 kernel/workqueue.c:2630 process_scheduled_works kernel/workqueue.c:2703 [inline] worker_thread+0x938/0xef4 kernel/workqueue.c:2784 kthread+0x288/0x310 kernel/kthread.c:388 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:857 pool 0: task:kworker/0:4 state:R running task stack:0 pid:6090 ppid:2 flags:0x00000008 Workqueue: wg-kex-wg2 wg_packet_handshake_receive_worker Call trace: __switch_to+0x314/0x560 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5382 [inline] __schedule+0x1364/0x23b4 kernel/sched/core.c:6695 preempt_schedule_common+0xe8/0x1dc kernel/sched/core.c:6864 preempt_schedule+0x60/0x80 kernel/sched/core.c:6888 __local_bh_enable_ip+0x26c/0x4ac kernel/softirq.c:388 local_bh_enable+0x28/0x34 include/linux/bottom_half.h:33 put_cpu_fpsimd_context arch/arm64/kernel/fpsimd.c:266 [inline] kernel_neon_end+0x80/0xd0 arch/arm64/kernel/fpsimd.c:1890 poly1305_update_arch+0x23c/0x494 arch/arm64/crypto/poly1305-glue.c:151 poly1305_update include/crypto/poly1305.h:83 [inline] __chacha20poly1305_decrypt+0x1bc/0x35c lib/crypto/chacha20poly1305.c:144 chacha20poly1305_decrypt+0x2d0/0x66c lib/crypto/chacha20poly1305.c:184 message_decrypt drivers/net/wireguard/noise.c:477 [inline] wg_noise_handshake_consume_initiation+0x354/0xca8 drivers/net/wireguard/noise.c:612 wg_receive_handshake_packet drivers/net/wireguard/receive.c:144 [inline] wg_packet_handshake_receive_worker+0x518/0xc58 drivers/net/wireguard/receive.c:213 process_one_work+0x694/0x1204 kernel/workqueue.c:2630 process_scheduled_works kernel/workqueue.c:2703 [inline] worker_thread+0x938/0xef4 kernel/workqueue.c:2784 kthread+0x288/0x310 kernel/kthread.c:388 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:857 pool 0: task:kworker/0:5 state:R running task stack:0 pid:6514 ppid:2 flags:0x00000008 Workqueue: wg-kex-wg0 wg_packet_handshake_receive_worker Call trace: __switch_to+0x314/0x560 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5382 [inline] __schedule+0x1364/0x23b4 kernel/sched/core.c:6695 preempt_schedule_common+0xe8/0x1dc kernel/sched/core.c:6864 preempt_schedule+0x60/0x80 kernel/sched/core.c:6888 __local_bh_enable_ip+0x26c/0x4ac kernel/softirq.c:388 local_bh_enable+0x28/0x34 include/linux/bottom_half.h:33 wg_receive_handshake_packet drivers/net/wireguard/receive.c:199 [inline] wg_packet_handshake_receive_worker+0x5c0/0xc58 drivers/net/wireguard/receive.c:213 process_one_work+0x694/0x1204 kernel/workqueue.c:2630 process_scheduled_works kernel/workqueue.c:2703 [inline] worker_thread+0x938/0xef4 kernel/workqueue.c:2784 kthread+0x288/0x310 kernel/kthread.c:388 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:857 net_ratelimit: 33186 callbacks suppressed bridge0: received packet on bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth1_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth1_to_bridge with own address as source address (addr:82:11:c0:8e:70:20, vlan:0) bridge0: received packet on veth1_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)