[ 31.283247][ T52] BUG: spinlock bad magic on CPU#3, kworker/3:1/52 [ 31.283531][ T52] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/3:1/52, .owner_cpu: 3 [ 31.283753][ T52] CPU: 3 UID: 0 PID: 52 Comm: kworker/3:1 Not tainted 6.10.0-virtme #1 [ 31.283959][ T52] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 31.284237][ T52] Workqueue: mld mld_ifc_work [ 31.284393][ T52] Call Trace: [ 31.284511][ T52] [ 31.284579][ T52] dump_stack_lvl+0xb0/0xd0 [ 31.284721][ T52] do_raw_spin_unlock+0x1ac/0x220 [ 31.284898][ T52] _raw_spin_unlock+0x23/0x40 [ 31.285038][ T52] __dev_xmit_skb+0x4ed/0x10c0 [ 31.285168][ T52] ? __pfx___dev_xmit_skb+0x10/0x10 [ 31.285296][ T52] ? lockdep_hardirqs_on_prepare+0x12b/0x410 [ 31.285463][ T52] __dev_queue_xmit+0x784/0x1890 [ 31.285617][ T52] ? __lock_release+0x103/0x460 [ 31.285739][ T52] ? ip6_finish_output2+0x4ab/0xf70 [ 31.285864][ T52] ? __pfx___lock_release+0x10/0x10 [ 31.285990][ T52] ? __pfx___dev_queue_xmit+0x10/0x10 [ 31.286114][ T52] ? mark_held_locks+0x9e/0xe0 [ 31.286242][ T52] ? eth_header+0x158/0x1a0 [ 31.286384][ T52] ? neigh_resolve_output+0x409/0x7d0 [ 31.286518][ T52] ip6_finish_output2+0x4ab/0xf70 [ 31.286663][ T52] ip6_finish_output+0x4ef/0xd40 [ 31.286796][ T52] ip6_output+0x1fc/0x780 [ 31.286889][ T52] ? __pfx_ip6_output+0x10/0x10 [ 31.287021][ T52] ? lock_acquire.part.0+0xeb/0x330 [ 31.287157][ T52] ? find_held_lock+0x2c/0x110 [ 31.287284][ T52] ? __lock_release+0x103/0x460 [ 31.287429][ T52] ? icmp6_dst_alloc+0x2c0/0x450 [ 31.287566][ T52] NF_HOOK.constprop.0+0xe2/0x680 [ 31.287706][ T52] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 31.287836][ T52] ? __pfx_xfrm_lookup_with_ifid+0x10/0x10 [ 31.287993][ T52] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 31.288145][ T52] ? icmp6_dst_alloc+0x2c0/0x450 [ 31.288272][ T52] ? __local_bh_enable_ip+0xa6/0x120 [ 31.288401][ T52] mld_sendpack+0x62d/0xbc0 [ 31.288531][ T52] ? __pfx_mld_sendpack+0x10/0x10 [ 31.288659][ T52] ? mld_send_cr+0x3a1/0x780 [ 31.288809][ T52] mld_ifc_work+0x32/0x1f0 [ 31.288946][ T52] process_one_work+0xe3b/0x1670 [ 31.289083][ T52] ? __pfx___lock_release+0x10/0x10 [ 31.289217][ T52] ? __pfx_process_one_work+0x10/0x10 [ 31.289349][ T52] ? assign_work+0x16c/0x240 [ 31.289475][ T52] worker_thread+0x587/0xce0 [ 31.289610][ T52] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 31.289774][ T52] ? __pfx_worker_thread+0x10/0x10 [ 31.289926][ T52] ? __pfx_worker_thread+0x10/0x10 [ 31.290064][ T52] kthread+0x28a/0x350 [ 31.290164][ T52] ? __pfx_kthread+0x10/0x10 [ 31.290288][ T52] ret_from_fork+0x31/0x70 [ 31.290419][ T52] ? __pfx_kthread+0x10/0x10 [ 31.290543][ T52] ret_from_fork_asm+0x1a/0x30 [ 31.290684][ T52] [ 32.764009][ T289] br1: port 1(veth1) entered blocking state [ 32.764247][ T289] br1: port 1(veth1) entered disabled state [ 32.764497][ T289] veth1: entered allmulticast mode [ 32.771137][ T289] veth1: entered promiscuous mode [ 32.911788][ T9] br1: port 1(veth1) entered blocking state [ 32.911990][ T9] br1: port 1(veth1) entered forwarding state [ 33.036190][ T292] br1: port 2(veth2) entered blocking state [ 33.036424][ T292] br1: port 2(veth2) entered disabled state [ 33.036647][ T292] veth2: entered allmulticast mode [ 33.038264][ T292] veth2: entered promiscuous mode [ 33.162728][ T51] br1: port 2(veth2) entered blocking state [ 33.162937][ T51] br1: port 2(veth2) entered forwarding state [ 39.705090][ T311] GACT probability NOT on [ 62.492703][ T478] br1: port 2(veth2) entered disabled state [ 62.631063][ T480] veth2: left allmulticast mode [ 62.631251][ T480] veth2: left promiscuous mode [ 62.631543][ T480] br1: port 2(veth2) entered disabled state [ 62.751971][ T481] br1: port 1(veth1) entered disabled state [ 62.879187][ T482] veth1: left allmulticast mode [ 62.879497][ T482] veth1: left promiscuous mode [ 62.879923][ T482] br1: port 1(veth1) entered disabled state