[   33.075465][    T9] BUG: spinlock bad magic on CPU#0, kworker/0:1/9
[   33.075750][    T9]  lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/0:1/9, .owner_cpu: 0
[   33.076078][    T9] CPU: 0 UID: 0 PID: 9 Comm: kworker/0:1 Not tainted 6.10.0-virtme #1
[   33.076359][    T9] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   33.076770][    T9] Workqueue: mld mld_ifc_work
[   33.076976][    T9] Call Trace:
[   33.077124][    T9]  <TASK>
[   33.077229][    T9]  dump_stack_lvl+0xb0/0xd0
[   33.077429][    T9]  do_raw_spin_unlock+0x1ac/0x220
[   33.077616][    T9]  _raw_spin_unlock+0x23/0x40
[   33.077799][    T9]  __dev_xmit_skb+0x4ed/0x10c0
[   33.077992][    T9]  ? __pfx___dev_xmit_skb+0x10/0x10
[   33.078183][    T9]  ? lockdep_hardirqs_on_prepare+0x12b/0x410
[   33.078413][    T9]  __dev_queue_xmit+0x784/0x1890
[   33.078595][    T9]  ? __lock_release+0x103/0x460
[   33.078783][    T9]  ? ip6_finish_output2+0x4ab/0xee0
[   33.078979][    T9]  ? __pfx___lock_release+0x10/0x10
[   33.079171][    T9]  ? __pfx___dev_queue_xmit+0x10/0x10
[   33.079367][    T9]  ? mark_held_locks+0x9e/0xe0
[   33.079563][    T9]  ? eth_header+0x158/0x1a0
[   33.079768][    T9]  ? neigh_resolve_output+0x409/0x7d0
[   33.079977][    T9]  ip6_finish_output2+0x4ab/0xee0
[   33.080111][    T9]  ip6_finish_output+0x4ef/0xd40
[   33.080244][    T9]  mld_sendpack+0x91a/0xf40
[   33.080376][    T9]  ? __pfx_mld_sendpack+0x10/0x10
[   33.080507][    T9]  ? mld_send_cr+0x3a1/0x780
[   33.080636][    T9]  mld_ifc_work+0x32/0x1f0
[   33.080766][    T9]  process_one_work+0xe3b/0x1670
[   33.080901][    T9]  ? __pfx___lock_release+0x10/0x10
[   33.081032][    T9]  ? __pfx_process_one_work+0x10/0x10
[   33.081159][    T9]  ? assign_work+0x16c/0x240
[   33.081289][    T9]  worker_thread+0x587/0xce0
[   33.081507][    T9]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   33.081673][    T9]  ? __pfx_worker_thread+0x10/0x10
[   33.081807][    T9]  ? __pfx_worker_thread+0x10/0x10
[   33.081929][    T9]  kthread+0x28a/0x350
[   33.082109][    T9]  ? __pfx_kthread+0x10/0x10
[   33.082241][    T9]  ret_from_fork+0x31/0x70
[   33.082377][    T9]  ? __pfx_kthread+0x10/0x10
[   33.082504][    T9]  ret_from_fork_asm+0x1a/0x30
[   33.082640][    T9]  </TASK>