netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 1 PID: 1927 Comm: kworker/u8:2 Not tainted 6.9.0-rc6-syzkaller-00046-g18daea77cca6 #0
Hardware name: linux,dummy-virt (DT)
Workqueue: netns cleanup_net
Call trace:
 dump_backtrace+0x9c/0x11c arch/arm64/kernel/stacktrace.c:317
 show_stack+0x18/0x24 arch/arm64/kernel/stacktrace.c:324
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xa4/0xf4 lib/dump_stack.c:114
 dump_stack+0x1c/0x28 lib/dump_stack.c:123
 add_chain_cache kernel/locking/lockdep.c:3735 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3816 [inline]
 validate_chain kernel/locking/lockdep.c:3837 [inline]
 __lock_acquire+0x42d4/0x6b74 kernel/locking/lockdep.c:5137
 lock_acquire kernel/locking/lockdep.c:5754 [inline]
 lock_acquire+0x4a8/0x7f0 kernel/locking/lockdep.c:5719
 _raw_spin_lock_nested+0x50/0x6c kernel/locking/spinlock.c:378
 raw_spin_rq_lock_nested kernel/sched/core.c:559 [inline]
 raw_spin_rq_lock kernel/sched/sched.h:1387 [inline]
 rq_lock kernel/sched/sched.h:1701 [inline]
 __schedule+0x268/0x2b18 kernel/sched/core.c:6654
 preempt_schedule_common kernel/sched/core.c:6925 [inline]
 preempt_schedule+0xf4/0x254 kernel/sched/core.c:6949
 __raw_spin_unlock include/linux/spinlock_api_smp.h:143 [inline]
 _raw_spin_unlock+0x6c/0x84 kernel/locking/spinlock.c:186
 spin_unlock include/linux/spinlock.h:391 [inline]
 dentry_unlink_inode+0x160/0x438 fs/dcache.c:394
 __dentry_kill+0x150/0x52c fs/dcache.c:603
 dput.part.0+0x2ec/0x604 fs/dcache.c:845
 dput+0x14/0x24 fs/dcache.c:834
 find_next_child fs/libfs.c:551 [inline]
 simple_recursive_removal+0xdc/0x5e4 fs/libfs.c:566
 debugfs_remove+0x5c/0x80 fs/debugfs/inode.c:827
 nsim_dev_port_debugfs_exit drivers/net/netdevsim/dev.c:426 [inline]
 __nsim_dev_port_del+0x148/0x1d8 drivers/net/netdevsim/dev.c:1426
 nsim_dev_port_del_all drivers/net/netdevsim/dev.c:1437 [inline]
 nsim_dev_reload_destroy+0xd0/0x3a0 drivers/net/netdevsim/dev.c:1658
 nsim_dev_reload_down+0x50/0xb0 drivers/net/netdevsim/dev.c:965
 devlink_reload+0x148/0x5c4 net/devlink/dev.c:461
 devlink_pernet_pre_exit+0x168/0x23c net/devlink/core.c:509
 ops_pre_exit_list net/core/net_namespace.c:160 [inline]
 cleanup_net+0x344/0x8d0 net/core/net_namespace.c:617
 process_one_work+0x78c/0x1898 kernel/workqueue.c:3267
 process_scheduled_works kernel/workqueue.c:3348 [inline]
 worker_thread+0x764/0xc24 kernel/workqueue.c:3429
 kthread+0x27c/0x300 kernel/kthread.c:388
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860
netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
bond0 (unregistering): Released all slaves
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