[   24.819500][    C2] BUG: spinlock bad magic on CPU#2, kworker/u16:0/11
[   24.819706][    C2]  lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/u16:0/11, .owner_cpu: 2
[   24.819995][    C2] CPU: 2 UID: 0 PID: 11 Comm: kworker/u16:0 Not tainted 6.10.0-virtme #1
[   24.820195][    C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   24.820480][    C2] Workqueue: netns cleanup_net
[   24.820617][    C2] Call Trace:
[   24.820732][    C2]  <IRQ>
[   24.820803][    C2]  dump_stack_lvl+0xb0/0xd0
[   24.820937][    C2]  do_raw_spin_unlock+0x1ac/0x220
[   24.821068][    C2]  _raw_spin_unlock+0x23/0x40
[   24.821203][    C2]  net_tx_action+0x424/0x680
[   24.821335][    C2]  handle_softirqs+0x1f9/0x5c0
[   24.821464][    C2]  ? dev_deactivate_many+0x1e2/0x8d0
[   24.821596][    C2]  do_softirq+0x4d/0xa0
[   24.821692][    C2]  </IRQ>
[   24.821756][    C2]  <TASK>
[   24.821827][    C2]  __local_bh_enable_ip+0xf6/0x120
[   24.821956][    C2]  dev_deactivate_many+0x1e7/0x8d0
[   24.822094][    C2]  __dev_close_many+0x12b/0x2d0
[   24.822227][    C2]  ? __pfx___dev_close_many+0x10/0x10
[   24.822356][    C2]  ? __lock_acquire+0xa70/0x1560
[   24.822486][    C2]  dev_close_many+0x202/0x650
[   24.822613][    C2]  ? lock_acquire.part.0+0xeb/0x330
[   24.822747][    C2]  ? default_device_exit_batch+0x81/0x2d0
[   24.822881][    C2]  ? __pfx_dev_close_many+0x10/0x10
[   24.823085][    C2]  ? fou_exit_net+0x2f/0xf0
[   24.823217][    C2]  ? __mutex_trylock_common+0xfa/0x260
[   24.823345][    C2]  unregister_netdevice_many_notify+0x8e5/0x1570
[   24.823500][    C2]  ? lock_acquire+0x32/0xc0
[   24.823705][    C2]  ? trace_contention_end+0xeb/0x150
[   24.823831][    C2]  ? __mutex_lock+0x170/0xac0
[   24.823959][    C2]  ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[   24.824113][    C2]  ? __mutex_lock+0x170/0xac0
[   24.824246][    C2]  ? find_held_lock+0x2c/0x110
[   24.824374][    C2]  ? mutex_is_locked+0x17/0x50
[   24.824500][    C2]  ? mutex_is_locked+0x17/0x50
[   24.824624][    C2]  ? rtnl_is_locked+0x15/0x20
[   24.824823][    C2]  ? unregister_netdevice_queue+0x70/0x410
[   24.824980][    C2]  ? __pfx_unregister_netdevice_queue+0x10/0x10
[   24.825139][    C2]  default_device_exit_batch+0x234/0x2d0
[   24.825267][    C2]  ? __pfx_default_device_exit_batch+0x10/0x10
[   24.825499][    C2]  ? ops_exit_list+0xb4/0x170
[   24.825627][    C2]  cleanup_net+0x4ef/0xb10
[   24.825753][    C2]  ? __pfx_lock_acquire.part.0+0x10/0x10
[   24.825879][    C2]  ? __pfx_cleanup_net+0x10/0x10
[   24.826075][    C2]  ? trace_lock_acquire+0x14d/0x1f0
[   24.826203][    C2]  ? process_one_work+0xdf1/0x1670
[   24.826328][    C2]  ? lock_acquire+0x32/0xc0
[   24.826455][    C2]  ? process_one_work+0xdf1/0x1670
[   24.826657][    C2]  process_one_work+0xe3b/0x1670
[   24.826786][    C2]  ? __pfx___lock_release+0x10/0x10
[   24.826914][    C2]  ? __pfx_process_one_work+0x10/0x10
[   24.827041][    C2]  ? assign_work+0x16c/0x240
[   24.827238][    C2]  worker_thread+0x587/0xce0
[   24.827368][    C2]  ? __pfx_worker_thread+0x10/0x10
[   24.827494][    C2]  kthread+0x28a/0x350
[   24.827593][    C2]  ? __pfx_kthread+0x10/0x10
[   24.827722][    C2]  ret_from_fork+0x31/0x70
[   24.827919][    C2]  ? __pfx_kthread+0x10/0x10
[   24.828046][    C2]  ret_from_fork_asm+0x1a/0x30
[   24.828179][    C2]  </TASK>