bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 46s! Showing busy workqueues and worker pools: workqueue events: flags=0x100 pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=5 refcnt=6 in-flight: 4808:switchdev_deferred_process_work for 64s switchdev_deferred_process_work ,4470:netdev_work_proc for 64s netdev_work_proc ,866:request_firmware_work_func for 116s pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=11 refcnt=12 pending: nsim_dev_hwstats_traffic_work, 3*psi_avgs_work, 4*ovs_dp_masks_rebalance, 2*psi_avgs_work, key_garbage_collector workqueue events_long: flags=0x100 pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4 pending: 3*defense_work_handler workqueue events_unbound: flags=0x2 pwq 8: cpus=0-1 flags=0x6 nice=0 active=20 refcnt=21 in-flight: 12:nsim_dev_trap_report_work for 1s ,4917:cfg80211_wiphy_work for 51s cfg80211_wiphy_work ,4902:cfg80211_wiphy_work for 52s cfg80211_wiphy_work ,40:cfg80211_wiphy_work for 46s cfg80211_wiphy_work ,3376:cfg80211_wiphy_work for 11s ,3419:nsim_dev_trap_report_work for 5s ,39:cfg80211_wiphy_work for 49s cfg80211_wiphy_work pending: 2*nsim_dev_trap_report_work, toggle_allocation_gate, cfg80211_wiphy_work, 2*nsim_dev_trap_report_work, flush_memcg_stats_dwork, nsim_dev_trap_report_work, macvlan_process_broadcast pwq 8: cpus=0-1 flags=0x6 nice=0 active=6 refcnt=7 in-flight: 5606:cfg80211_wiphy_work for 62s cfg80211_wiphy_work ,5208:macvlan_process_broadcast for 2s ,13:cfg80211_wiphy_work for 58s cfg80211_wiphy_work pending: macvlan_process_broadcast workqueue events_power_efficient: flags=0x82 pwq 8: cpus=0-1 flags=0x6 nice=0 active=6 refcnt=7 in-flight: 1217:neigh_periodic_work for 3s ,1189:neigh_periodic_work for 51s pending: gc_worker, do_cache_clean, neigh_managed_work, wg_ratelimiter_gc_entries pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 pending: reg_check_chans_work workqueue mm_percpu_wq: flags=0x108 pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: vmstat_update workqueue kblockd: flags=0x118 pwq 7: cpus=1 node=0 flags=0x0 nice=-20 active=1 refcnt=2 pending: blk_mq_timeout_work workqueue mld: flags=0x40108 pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=28 in-flight: 5100:mld_ifc_work for 46s inactive: 26*mld_ifc_work workqueue ipv6_addrconf: flags=0x6000a pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=31 in-flight: 5605:addrconf_dad_work for 64s inactive: 27*addrconf_dad_work workqueue bat_events: flags=0x6000a pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=46 MAYDAY in-flight: 2849(RESCUER):batadv_tt_purge for 3s pending: mayday_cursor_func inactive: batadv_bla_periodic_work, batadv_dat_purge, batadv_tt_purge, batadv_iv_send_outstanding_bat_ogm_packet, batadv_tt_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, batadv_bla_periodic_work, batadv_dat_purge, 3*batadv_mcast_mla_update, batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_mcast_mla_update, 5*batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_purge_orig, batadv_tt_purge, 10*batadv_iv_send_outstanding_bat_ogm_packet, 3*batadv_purge_orig 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=0x6 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-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-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 2: cpus=0 node=0 flags=0x2 nice=0 active=1 refcnt=2 in-flight: 4833:wg_packet_handshake_receive_worker for 0s 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=0x6 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_tx_worker, wg_packet_encrypt_worker, wg_packet_decrypt_worker workqueue wg-kex-wg0: flags=0x6 pwq 8: cpus=0-1 flags=0x6 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 pending: wg_packet_encrypt_worker, wg_packet_decrypt_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-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 2: cpus=0 node=0 flags=0x2 nice=0 active=2 refcnt=3 in-flight: 4789:wg_packet_handshake_receive_worker for 0s pending: wg_packet_handshake_receive_worker 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=0x6 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_tx_worker, wg_packet_decrypt_worker, wg_packet_encrypt_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=0x6 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-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=0x6 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=0x2 nice=0 active=1 refcnt=3 MAYDAY 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 2: cpus=0 node=0 flags=0x2 nice=0 active=1 refcnt=2 in-flight: 4807:wg_packet_handshake_receive_worker for 10s pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_receive_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 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-crypt-wg0: flags=0x128 pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=2 refcnt=3 in-flight: 4800:wg_packet_encrypt_worker for 6s 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_decrypt_worker, wg_packet_tx_worker workqueue wg-crypt-wg1: flags=0x128 pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=3 refcnt=4 pending: wg_packet_tx_worker, wg_packet_encrypt_worker, wg_packet_decrypt_worker workqueue wg-kex-wg2: flags=0x124 pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=1 refcnt=2 in-flight: 9:wg_packet_handshake_receive_worker for 0s pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_receive_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 bond1: flags=0x2000a pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=6 MAYDAY pending: bond_alb_monitor inactive: bond_mii_monitor 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=0x6 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_send_worker workqueue wg-crypt-wg0: flags=0x128 pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=1 refcnt=4 MAYDAY in-flight: 5577(RESCUER):wg_packet_encrypt_worker for 0s pending: mayday_cursor_func 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-wg1: flags=0x6 pwq 8: cpus=0-1 flags=0x6 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_decrypt_worker, wg_packet_encrypt_worker, wg_packet_tx_worker workqueue wg-kex-wg2: flags=0x124 pwq 2: cpus=0 node=0 flags=0x2 nice=0 active=2 refcnt=3 in-flight: 10:wg_packet_handshake_receive_worker for 31s wg_packet_handshake_receive_worker pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_handshake_receive_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_decrypt_worker, wg_packet_tx_worker pool 2: cpus=0 node=0 flags=0x2 nice=0 hung=0s workers=10 manager: 4816 pool 6: cpus=1 node=0 flags=0x0 nice=0 hung=46s workers=6 idle: 4815 26 24 3672 5080 pool 8: cpus=0-1 flags=0x6 nice=0 hung=0s workers=14 manager: 6110 Showing backtraces of busy workers in stalled worker pools: pool 6: task:kworker/1:5 state:R running task stack:0 pid:5100 tgid:5100 ppid:2 task_flags:0x4208060 flags:0x00000010 Workqueue: mld mld_ifc_work Call trace: __switch_to+0x2b0/0x6e0 arch/arm64/kernel/process.c:775 (T) context_switch kernel/sched/core.c:5510 [inline] __schedule+0x1370/0x2d80 kernel/sched/core.c:7234 preempt_schedule_common+0xd4/0x190 kernel/sched/core.c:7413 preempt_schedule+0x60/0x78 kernel/sched/core.c:7437 __local_bh_enable_ip+0x20c/0x35c kernel/softirq.c:457 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:196 [inline] _raw_spin_unlock_bh+0x3c/0x4c kernel/locking/spinlock.c:214 spin_unlock_bh include/linux/spinlock.h:396 [inline] rt6_uncached_list_add+0x10c/0x128 net/ipv6/route.c:146 icmp6_dst_alloc+0x1d0/0x260 net/ipv6/route.c:3364 mld_sendpack+0x680/0xffc net/ipv6/mcast.c:1858 mld_send_cr net/ipv6/mcast.c:2170 [inline] mld_ifc_work+0x76c/0x9e4 net/ipv6/mcast.c:2710 process_one_work kernel/workqueue.c:3322 [inline] process_scheduled_works+0x788/0x10b8 kernel/workqueue.c:3405 worker_thread+0x798/0xbd0 kernel/workqueue.c:3486 kthread+0x304/0x3d4 kernel/kthread.c:436 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:842 bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:26:3b:e7:f2:a6:83, vlan:0)