BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted 6.14.0-rc7-syzkaller-ga2392f333575 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: netns cleanup_net
Call trace:
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (C)
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:120
 dump_stack+0x1c/0x28 lib/dump_stack.c:129
 lookup_chain_cache_add kernel/locking/lockdep.c:3853 [inline]
 validate_chain kernel/locking/lockdep.c:3874 [inline]
 __lock_acquire+0x2070/0x7904 kernel/locking/lockdep.c:5228
 lock_acquire+0x23c/0x724 kernel/locking/lockdep.c:5851
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x5c/0x7c kernel/locking/spinlock.c:162
 debug_object_activate+0x80/0x4ac lib/debugobjects.c:818
 debug_work_activate kernel/workqueue.c:664 [inline]
 insert_work+0x4c/0x2d4 kernel/workqueue.c:2180
 __queue_work+0xe34/0x1324 kernel/workqueue.c:2341
 __queue_delayed_work+0xfc/0x2d4 kernel/workqueue.c:2509
 queue_delayed_work_on+0xec/0x1b0 kernel/workqueue.c:2561
 queue_delayed_work include/linux/workqueue.h:677 [inline]
 linkwatch_schedule_work net/core/link_watch.c:162 [inline]
 linkwatch_fire_event+0x2d0/0x3a4 net/core/link_watch.c:300
 netif_carrier_off+0x9c/0x11c net/sched/sch_generic.c:606
 nsim_stop+0x30/0x3a0 drivers/net/netdevsim/netdev.c:480
 __dev_close_many+0x2d8/0x408 net/core/dev.c:1719
 dev_close_many+0x1e0/0x474 net/core/dev.c:1744
 unregister_netdevice_many_notify+0x448/0x1c7c net/core/dev.c:11859
 unregister_netdevice_many net/core/dev.c:11951 [inline]
 unregister_netdevice_queue+0x2d8/0x324 net/core/dev.c:11821
 unregister_netdevice include/linux/netdevice.h:3337 [inline]
 nsim_destroy+0x178/0x544 drivers/net/netdevsim/netdev.c:1021
 __nsim_dev_port_del+0x140/0x1a0 drivers/net/netdevsim/dev.c:1428
 nsim_dev_port_del_all drivers/net/netdevsim/dev.c:1440 [inline]
 nsim_dev_reload_destroy+0x240/0x43c drivers/net/netdevsim/dev.c:1661
 nsim_dev_reload_down+0xac/0xe8 drivers/net/netdevsim/dev.c:968
 devlink_reload+0x190/0x7a4 net/devlink/dev.c:461
 devlink_pernet_pre_exit+0x1c0/0x418 net/devlink/core.c:509
 ops_pre_exit_list net/core/net_namespace.c:162 [inline]
 cleanup_net+0x4e8/0xa48 net/core/net_namespace.c:632
 process_one_work+0x810/0x1638 kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x97c/0xeec kernel/workqueue.c:3400
 kthread+0x65c/0x7b0 kernel/kthread.c:464
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862
netdevsim netdevsim6 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim6 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim6 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim6 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
bridge_slave_1: left allmulticast mode
bridge_slave_1: left promiscuous mode
bridge0: port 2(bridge_slave_1) entered disabled state
bridge_slave_0: left allmulticast mode
bridge_slave_0: left promiscuous mode
bridge0: port 1(bridge_slave_0) entered disabled state
bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
bond0 (unregistering): Released all slaves
bond0 (unregistering): Released all slaves
hsr_slave_0: left promiscuous mode
hsr_slave_1: left promiscuous mode
batman_adv: batadv0: Interface deactivated: dummy0
batman_adv: batadv0: Removing interface: dummy0
batman_adv: batadv0: Interface deactivated: batadv_slave_0
batman_adv: batadv0: Removing interface: batadv_slave_0
batman_adv: batadv0: Interface deactivated: batadv_slave_1
batman_adv: batadv0: Removing interface: batadv_slave_1
hsr_slave_0: left promiscuous mode
hsr_slave_1: left promiscuous mode
veth1_macvtap: left promiscuous mode
veth0_macvtap: left promiscuous mode
veth1_vlan: left promiscuous mode
veth0_vlan: left promiscuous mode
veth1_macvtap: left promiscuous mode
veth0_macvtap: left promiscuous mode
veth1_vlan: left promiscuous mode
veth0_vlan: left promiscuous mode
IPVS: stop unused estimator thread 0...
IPVS: stop unused estimator thread 0...