device veth1_macvtap left promiscuous mode device veth0_macvtap left promiscuous mode device veth1_vlan left promiscuous mode device veth0_vlan left promiscuous mode BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low! turning off the locking correctness validator. CPU: 0 PID: 13744 Comm: kworker/u4:17 Not tainted 6.1.21-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 Workqueue: netns cleanup_net Call trace: dump_backtrace+0x1c8/0x1f4 arch/arm64/kernel/stacktrace.c:158 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106 dump_stack+0x1c/0x5c lib/dump_stack.c:113 lookup_chain_cache_add kernel/locking/lockdep.c:3779 [inline] validate_chain kernel/locking/lockdep.c:3800 [inline] __lock_acquire+0x1b8c/0x764c kernel/locking/lockdep.c:5056 lock_acquire+0x26c/0x7cc kernel/locking/lockdep.c:5669 _raw_spin_lock_nested+0x5c/0x78 kernel/locking/spinlock.c:378 raw_spin_rq_lock_nested kernel/sched/core.c:537 [inline] raw_spin_rq_lock kernel/sched/sched.h:1354 [inline] rq_lock kernel/sched/sched.h:1644 [inline] ttwu_queue kernel/sched/core.c:3896 [inline] try_to_wake_up+0x4c8/0xe60 kernel/sched/core.c:4221 wake_up_process+0x18/0x24 kernel/sched/core.c:4355 wake_up_worker kernel/workqueue.c:856 [inline] insert_work+0x2ac/0x384 kernel/workqueue.c:1366 __queue_work+0xd48/0x136c kernel/workqueue.c:1517 queue_work_on+0xc0/0x16c kernel/workqueue.c:1545 queue_work include/linux/workqueue.h:503 [inline] synchronize_rcu_expedited_queue_work kernel/rcu/tree_exp.h:518 [inline] synchronize_rcu_expedited+0x514/0x768 kernel/rcu/tree_exp.h:958 synchronize_net net/core/dev.c:10743 [inline] netdev_rx_handler_unregister+0xa4/0x10c net/core/dev.c:5237 team_port_del+0x38c/0xadc drivers/net/team/team.c:1351 team_del_slave+0x44/0x1a8 drivers/net/team/team.c:1999 team_device_event+0x260/0x40c drivers/net/team/team.c:3022 notifier_call_chain kernel/notifier.c:87 [inline] raw_notifier_call_chain+0xd4/0x164 kernel/notifier.c:455 call_netdevice_notifiers_info net/core/dev.c:1945 [inline] call_netdevice_notifiers_extack net/core/dev.c:1983 [inline] call_netdevice_notifiers net/core/dev.c:1997 [inline] unregister_netdevice_many+0xe6c/0x1818 net/core/dev.c:10841 default_device_exit_batch+0x6c0/0x73c net/core/dev.c:11335 ops_exit_list net/core/net_namespace.c:174 [inline] cleanup_net+0x5dc/0x994 net/core/net_namespace.c:601 process_one_work+0x7ac/0x1404 kernel/workqueue.c:2289 worker_thread+0x8e4/0xfec kernel/workqueue.c:2436 kthread+0x24c/0x2d4 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860 team0 (unregistering): Port device team_slave_1 removed team0 (unregistering): Port device team_slave_0 removed bond0 (unregistering): (slave bond_slave_1): Releasing backup interface bond0 (unregistering): (slave bond_slave_0): Releasing backup interface bond0 (unregistering): Released all slaves wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 vhci_hcd: stop threads vhci_hcd: release socket vhci_hcd: disconnect device vhci_hcd: stop threads vhci_hcd: release socket vhci_hcd: disconnect device vhci_hcd: stop threads vhci_hcd: release socket vhci_hcd: disconnect device vhci_hcd: stop threads vhci_hcd: release socket vhci_hcd: disconnect device vhci_hcd: stop threads vhci_hcd: release socket vhci_hcd: disconnect device