[   25.083651][  T243] gre: GRE over IPv4 demultiplexor driver
[   26.670047][  T263] ip (263) used greatest stack depth: 24072 bytes left
[   27.248624][  T267] ip_gre: GRE over IPv4 tunneling driver
[   29.719056][    C0] BUG: spinlock bad magic on CPU#0, kworker/u16:0/11
[   29.719357][    C0]  lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/u16:0/11, .owner_cpu: 0
[   29.719616][    C0] CPU: 0 UID: 0 PID: 11 Comm: kworker/u16:0 Not tainted 6.10.0-virtme #1
[   29.719804][    C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   29.720084][    C0] Workqueue: netns cleanup_net
[   29.720225][    C0] Call Trace:
[   29.720324][    C0]  <IRQ>
[   29.720390][    C0]  dump_stack_lvl+0xb0/0xd0
[   29.720521][    C0]  do_raw_spin_unlock+0x1ac/0x220
[   29.720649][    C0]  _raw_spin_unlock+0x23/0x40
[   29.720776][    C0]  net_tx_action+0x424/0x680
[   29.720904][    C0]  handle_softirqs+0x1f9/0x5c0
[   29.721036][    C0]  ? dev_deactivate_many+0x1e2/0x8d0
[   29.721168][    C0]  do_softirq+0x4d/0xa0
[   29.721272][    C0]  </IRQ>
[   29.721337][    C0]  <TASK>
[   29.721401][    C0]  __local_bh_enable_ip+0xf6/0x120
[   29.721527][    C0]  dev_deactivate_many+0x1e7/0x8d0
[   29.721654][    C0]  __dev_close_many+0x12b/0x2d0
[   29.721781][    C0]  ? __pfx___dev_close_many+0x10/0x10
[   29.721908][    C0]  ? __pfx_validate_chain+0x10/0x10
[   29.722035][    C0]  ? __pfx_validate_chain+0x10/0x10
[   29.722164][    C0]  dev_close_many+0x202/0x650
[   29.722293][    C0]  ? __pfx_dev_close_many+0x10/0x10
[   29.722421][    C0]  unregister_netdevice_many_notify+0x8e5/0x1570
[   29.722578][    C0]  ? __lock_release+0x103/0x460
[   29.722706][    C0]  ? net_generic+0xb1/0x1f0
[   29.722834][    C0]  ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[   29.722990][    C0]  ? rtnl_is_locked+0x15/0x20
[   29.723115][    C0]  ? unregister_netdevice_queue+0x70/0x410
[   29.723277][    C0]  ? __pfx_unregister_netdevice_queue+0x10/0x10
[   29.723435][    C0]  ? net_generic+0xb1/0x1f0
[   29.723563][    C0]  ? mutex_is_locked+0x17/0x50
[   29.723688][    C0]  ? nexthop_net_exit_batch_rtnl+0x83/0x210
[   29.723847][    C0]  cleanup_net+0x4cf/0xb10
[   29.723977][    C0]  ? __pfx_lock_acquire.part.0+0x10/0x10
[   29.724106][    C0]  ? __pfx_cleanup_net+0x10/0x10
[   29.724237][    C0]  ? trace_lock_acquire+0x14d/0x1f0
[   29.724371][    C0]  ? process_one_work+0xdf1/0x1670
[   29.724499][    C0]  ? lock_acquire+0x32/0xc0
[   29.724626][    C0]  ? process_one_work+0xdf1/0x1670
[   29.724752][    C0]  process_one_work+0xe3b/0x1670
[   29.724881][    C0]  ? __pfx___lock_release+0x10/0x10
[   29.725009][    C0]  ? __pfx_process_one_work+0x10/0x10
[   29.725137][    C0]  ? assign_work+0x16c/0x240
[   29.725263][    C0]  worker_thread+0x587/0xce0
[   29.725398][    C0]  ? __pfx_worker_thread+0x10/0x10
[   29.725524][    C0]  kthread+0x28a/0x350
[   29.725619][    C0]  ? __pfx_kthread+0x10/0x10
[   29.725746][    C0]  ret_from_fork+0x31/0x70
[   29.725873][    C0]  ? __pfx_kthread+0x10/0x10
[   29.726000][    C0]  ret_from_fork_asm+0x1a/0x30
[   29.726132][    C0]  </TASK>
[   80.411262][  T838] ip6_gre: GRE over IPv6 tunneling driver
[  103.025182][ T1088] ping (1088) used greatest stack depth: 23664 bytes left
[  116.718202][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  121.902204][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  126.382198][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  131.886239][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!