[   28.434896][  T268] br0: port 1(veth1) entered blocking state
[   28.435365][  T268] br0: port 1(veth1) entered disabled state
[   28.435717][  T268] veth1: entered allmulticast mode
[   28.437908][  T268] veth1: entered promiscuous mode
[   28.596334][  T270] br0: port 2(veth3) entered blocking state
[   28.596693][  T270] br0: port 2(veth3) entered disabled state
[   28.597524][  T270] veth3: entered allmulticast mode
[   28.599359][  T270] veth3: entered promiscuous mode
[   28.750856][    C1] BUG: spinlock bad magic on CPU#1, swapper/1/0
[   28.751070][    C1]  lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: swapper/1/0, .owner_cpu: 1
[   28.751316][    C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.10.0-virtme #1
[   28.751518][    C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   28.751804][    C1] Call Trace:
[   28.751914][    C1]  <IRQ>
[   28.751981][    C1]  dump_stack_lvl+0xb0/0xd0
[   28.752120][    C1]  do_raw_spin_unlock+0x1ac/0x220
[   28.752256][    C1]  _raw_spin_unlock+0x23/0x40
[   28.752403][    C1]  __dev_xmit_skb+0x4ed/0x10c0
[   28.752537][    C1]  ? __pfx___dev_xmit_skb+0x10/0x10
[   28.752676][    C1]  ? __dev_queue_xmit+0x1e4/0x1890
[   28.752808][    C1]  ? lock_acquire+0x32/0xc0
[   28.752938][    C1]  ? __dev_queue_xmit+0x1e4/0x1890
[   28.753070][    C1]  __dev_queue_xmit+0x784/0x1890
[   28.753203][    C1]  ? __lock_release+0x103/0x460
[   28.753343][    C1]  ? ip_finish_output2+0x616/0x18e0
[   28.753477][    C1]  ? __pfx___lock_release+0x10/0x10
[   28.753604][    C1]  ? __pfx___dev_queue_xmit+0x10/0x10
[   28.753751][    C1]  ? mark_held_locks+0x9e/0xe0
[   28.753878][    C1]  ? eth_header+0x158/0x1a0
[   28.754010][    C1]  ? neigh_resolve_output+0x409/0x7d0
[   28.754141][    C1]  ip_finish_output2+0x616/0x18e0
[   28.754271][    C1]  ? find_held_lock+0x2c/0x110
[   28.754402][    C1]  ? __pfx_ip_finish_output2+0x10/0x10
[   28.754531][    C1]  ? igmpv3_send_cr+0x583/0xb20
[   28.754662][    C1]  ? __ip_finish_output+0x10f/0x770
[   28.754795][    C1]  ip_output+0x16b/0x4f0
[   28.754896][    C1]  ? __pfx_ip_output+0x10/0x10
[   28.755026][    C1]  ? igmpv3_send_cr+0x58d/0xb20
[   28.755155][    C1]  ? ip_local_out+0x25/0x3b0
[   28.755284][    C1]  igmp_ifc_timer_expire+0x37/0x1b0
[   28.755415][    C1]  ? __pfx_igmp_ifc_timer_expire+0x10/0x10
[   28.755581][    C1]  call_timer_fn+0x13b/0x230
[   28.755712][    C1]  ? call_timer_fn+0xe8/0x230
[   28.755848][    C1]  ? call_timer_fn+0xe8/0x230
[   28.755979][    C1]  ? __pfx_call_timer_fn+0x10/0x10
[   28.756107][    C1]  ? mark_lock+0x38/0x3e0
[   28.756207][    C1]  __run_timers+0x545/0x810
[   28.756338][    C1]  ? __pfx_igmp_ifc_timer_expire+0x10/0x10
[   28.756500][    C1]  ? __pfx___run_timers+0x10/0x10
[   28.756633][    C1]  ? do_raw_spin_lock+0x131/0x270
[   28.756763][    C1]  ? __pfx_do_raw_spin_lock+0x10/0x10
[   28.756893][    C1]  ? lock_acquire+0x32/0xc0
[   28.757029][    C1]  ? run_timer_softirq+0xe0/0x1b0
[   28.757163][    C1]  run_timer_softirq+0xe8/0x1b0
[   28.757294][    C1]  handle_softirqs+0x1f9/0x5c0
[   28.757425][    C1]  irq_exit_rcu+0x99/0xc0
[   28.757523][    C1]  sysvec_apic_timer_interrupt+0x75/0x80
[   28.757657][    C1]  </IRQ>
[   28.757724][    C1]  <TASK>
[   28.757791][    C1]  asm_sysvec_apic_timer_interrupt+0x1a/0x20
[   28.757956][    C1] RIP: 0010:default_idle+0xf/0x20
[   28.758098][    C1] Code: 4c 01 c7 4c 29 c2 e9 72 ff ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d e3 e9 46 00 fb f4 <fa> c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90
[   28.758567][    C1] RSP: 0018:ffffc9000015fdf8 EFLAGS: 00000242
[   28.758735][    C1] RAX: 00000000000629b5 RBX: 1ffff9200002bfc1 RCX: ffffffffb41f2795
[   28.758936][    C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb1aa6534
[   28.759136][    C1] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c170a0
[   28.759329][    C1] R10: ffff8880360b8503 R11: ffff8880360bdd40 R12: 0000000000000000
[   28.759529][    C1] R13: ffff888001b945c0 R14: dffffc0000000000 R15: 0000000000000000
[   28.759725][    C1]  ? ct_kernel_exit.constprop.0+0xc5/0xf0
[   28.759855][    C1]  ? cpuidle_idle_call+0x1f4/0x280
[   28.760003][    C1]  default_idle_call+0x6d/0xb0
[   28.760134][    C1]  cpuidle_idle_call+0x1f4/0x280
[   28.760270][    C1]  ? __pfx_cpuidle_idle_call+0x10/0x10
[   28.760400][    C1]  ? tsc_verify_tsc_adjust+0x5e/0x2b0
[   28.760535][    C1]  do_idle+0xf9/0x160
[   28.760635][    C1]  cpu_startup_entry+0x54/0x60
[   28.760765][    C1]  start_secondary+0x21c/0x2b0
[   28.760894][    C1]  ? __pfx_start_secondary+0x10/0x10
[   28.761030][    C1]  common_startup_64+0x12c/0x138
[   28.761167][    C1]  </TASK>
[   29.024750][   T51] br0: port 1(veth1) entered blocking state
[   29.024986][   T51] br0: port 1(veth1) entered forwarding state
[   29.284934][   T52] br0: port 2(veth3) entered blocking state
[   29.285324][   T52] br0: port 2(veth3) entered forwarding state
[   36.138343][  T295] br0: port 2(veth3) entered disabled state
[   36.386883][  T297] br0: port 1(veth1) entered disabled state
[   36.639959][  T300] veth3: left allmulticast mode
[   36.640230][  T300] veth3: left promiscuous mode
[   36.640618][  T300] br0: port 2(veth3) entered disabled state
[   36.641989][  T300] veth1: left allmulticast mode
[   36.642237][  T300] veth1: left promiscuous mode
[   36.643482][  T300] br0: port 1(veth1) entered disabled state