bridge0: received packet on veth0_to_bridge with own address as source address (addr:5a:c5:6c:07:56:a8, vlan:0) BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 46s! BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=-20 stuck for 35s! Showing busy workqueues and worker pools: workqueue events: flags=0x100 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=4 refcnt=5 pending: 4*nsim_dev_hwstats_traffic_work pwq 6: cpus=1 node=0 flags=0x0 nice=0 active=14 refcnt=15 in-flight: 26:request_firmware_work_func for 116s ,866:switchdev_deferred_process_work for 68s pending: 4*nsim_dev_hwstats_traffic_work, 2*psi_avgs_work, rht_deferred_worker, 3*ovs_dp_masks_rebalance, rht_deferred_worker, psi_avgs_work 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=17 refcnt=18 in-flight: 40:cfg80211_wiphy_work for 57s cfg80211_wiphy_work ,39:cfg80211_wiphy_work for 61s cfg80211_wiphy_work ,5533:nsim_dev_trap_report_work for 3s ,1207:nsim_dev_trap_report_work for 2s ,5536:nsim_dev_trap_report_work for 22s ,5526:cfg80211_wiphy_work for 49s cfg80211_wiphy_work pending: toggle_allocation_gate, 2*nsim_dev_trap_report_work, macvlan_process_broadcast, 2*nsim_dev_trap_report_work, flush_memcg_stats_dwork, nsim_dev_trap_report_work pwq 8: cpus=0-1 flags=0x6 nice=0 active=8 refcnt=9 in-flight: 5531:cfg80211_wiphy_work for 30s cfg80211_wiphy_work ,5535:cfg80211_wiphy_work for 55s cfg80211_wiphy_work ,5528:cfg80211_wiphy_work for 67s cfg80211_wiphy_work ,3365:cfg80211_wiphy_work for 64s cfg80211_wiphy_work workqueue events_power_efficient: flags=0x82 pwq 8: cpus=0-1 flags=0x6 nice=0 active=7 refcnt=8 in-flight: 12:gc_worker for 14s pending: neigh_periodic_work, do_cache_clean, fb_flashcursor, wg_ratelimiter_gc_entries, reg_check_chans_work, neigh_managed_work pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=2 in-flight: 1056:neigh_periodic_work for 47s workqueue netns: flags=0x6000a pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=4 in-flight: 5523:cleanup_net for 69s workqueue mm_percpu_wq: flags=0x108 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=0x6 nice=0 active=2 refcnt=5 MAYDAY in-flight: 33(RESCUER):wb_workfn for 29s pending: wb_update_bandwidth_workfn 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=14 in-flight: 4382:mld_dad_work for 46s inactive: 3*mld_dad_work, 2*mld_ifc_work, mld_dad_work, mld_ifc_work, 5*mld_dad_work workqueue ipv6_addrconf: flags=0x6000a pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=55 in-flight: 15:addrconf_dad_work for 66s inactive: 51*addrconf_dad_work workqueue bat_events: flags=0x6000a pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=45 MAYDAY in-flight: 2850(RESCUER):batadv_tt_purge for 10s pending: mayday_cursor_func inactive: batadv_tt_purge, batadv_dat_purge, batadv_bla_periodic_work, 2*batadv_tt_purge, batadv_iv_send_outstanding_bat_ogm_packet, batadv_dat_purge, batadv_bla_periodic_work, batadv_iv_send_outstanding_bat_ogm_packet, 2*batadv_dat_purge, 2*batadv_bla_periodic_work, 5*batadv_mcast_mla_update, batadv_purge_orig, 3*batadv_iv_send_outstanding_bat_ogm_packet, 3*batadv_purge_orig, 8*batadv_iv_send_outstanding_bat_ogm_packet, batadv_purge_orig, 2*batadv_iv_send_outstanding_bat_ogm_packet, batadv_tt_purge, batadv_bla_periodic_work, batadv_dat_purge workqueue ext4-rsv-conversion: flags=0xa pwq 8: cpus=0-1 flags=0x6 nice=0 active=1 refcnt=5 MAYDAY in-flight: 4307(RESCUER):ext4_end_io_rsv_work for 36s inactive: ext4_end_io_rsv_work 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=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=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_encrypt_worker 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-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-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-crypt-wg1: 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-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=2 refcnt=3 pending: wg_packet_encrypt_worker, wg_packet_tx_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_decrypt_worker, wg_packet_encrypt_worker, wg_packet_tx_worker workqueue wg-kex-wg2: flags=0x124 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3 in-flight: 4828:wg_packet_handshake_receive_worker for 24s 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 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 pending: wg_packet_decrypt_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-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 in-flight: 4864:wg_packet_handshake_send_worker for 9s workqueue wg-crypt-wg0: 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-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-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 loop5: flags=0x6 pwq 8: cpus=0-1 flags=0x6 nice=0 active=2 refcnt=3 pending: loop_rootcg_workfn, loop_workfn workqueue wg-crypt-wg0: flags=0x128 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 in-flight: 10:wg_packet_encrypt_worker for 0s 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 2: cpus=0 node=0 flags=0x0 nice=0 active=1 refcnt=2 in-flight: 4818:wg_packet_handshake_receive_worker for 10s 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_encrypt_worker, wg_packet_tx_worker, wg_packet_decrypt_worker workqueue wg-kex-wg2: flags=0x124 pwq 2: cpus=0 node=0 flags=0x0 nice=0 active=2 refcnt=3 in-flight: 9:wg_packet_handshake_receive_worker for 29s 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_encrypt_worker, wg_packet_decrypt_worker, wg_packet_tx_worker pool 2: cpus=0 node=0 flags=0x0 nice=0 hung=0s workers=8 idle: 4809 4802 1021 4795 pool 6: cpus=1 node=0 flags=0x0 nice=0 hung=46s workers=8 idle: 4810 4811 24 4906 6351 pool 8: cpus=0-1 flags=0x6 nice=0 hung=2s workers=16 manager: 6857 Showing backtraces of busy workers in stalled worker pools: pool 6: task:kworker/1:1 state:D stack:0 pid:26 tgid:26 ppid:2 task_flags:0x4208060 flags:0x00000010 Workqueue: events request_firmware_work_func 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 __schedule_loop kernel/sched/core.c:7311 [inline] schedule+0x13c/0x20c kernel/sched/core.c:7326 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:7383 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0x4ec/0xf14 kernel/locking/mutex.c:821 mutex_lock_nested+0x24/0x30 kernel/locking/mutex.c:874 rtnl_lock+0x20/0x2c net/core/rtnetlink.c:80 regdb_fw_cb+0x84/0x1a8 net/wireless/reg.c:1005 request_firmware_work_func+0xe8/0x24c drivers/base/firmware_loader/main.c:1164 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 pool 6: task:kworker/1:2 state:D stack:0 pid:866 tgid:866 ppid:2 task_flags:0x4208060 flags:0x00000010 Workqueue: events switchdev_deferred_process_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 __schedule_loop kernel/sched/core.c:7311 [inline] schedule+0x13c/0x20c kernel/sched/core.c:7326 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:7383 __mutex_lock_common kernel/locking/mutex.c:726 [inline] __mutex_lock+0x4ec/0xf14 kernel/locking/mutex.c:821 mutex_lock_nested+0x24/0x30 kernel/locking/mutex.c:874 rtnl_lock+0x20/0x2c net/core/rtnetlink.c:80 switchdev_deferred_process_work+0x14/0x28 net/switchdev/switchdev.c:104 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 pool 6: task:kworker/1:3 state:R running task stack:0 pid:4382 tgid:4382 ppid:2 task_flags:0x4208060 flags:0x00000010 Workqueue: mld mld_dad_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 local_bh_enable include/linux/bottom_half.h:33 [inline] ip6t_do_table+0x10e0/0x12d8 net/ipv6/netfilter/ip6_tables.c:375 nf_hook_entry_hookfn include/linux/netfilter.h:158 [inline] nf_hook_slow+0xc8/0x224 net/netfilter/core.c:619 nf_hook include/linux/netfilter.h:273 [inline] NF_HOOK+0x310/0x464 include/linux/netfilter.h:316 mld_sendpack+0x80c/0xffc net/ipv6/mcast.c:1869 mld_send_initial_cr+0x238/0x2fc net/ipv6/mcast.c:2287 mld_dad_work+0x40/0x1d8 net/ipv6/mcast.c:2310 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 veth0_to_bridge with own address as source address (addr:5a:c5:6c:07:56:a8, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:5a:c5:6c:07:56:a8, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:5a:c5:6c:07:56:a8, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:5a:c5:6c:07:56:a8, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:5a:c5:6c:07:56:a8, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:5a:c5:6c:07:56:a8, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:5a:c5:6c:07:56:a8, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:5a:c5:6c:07:56:a8, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:5a:c5:6c:07:56:a8, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:5a:c5:6c:07:56:a8, vlan:0)