[ 30.564713][ T52] BUG: spinlock bad magic on CPU#2, kworker/2:1/52 [ 30.564945][ T52] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/2:1/52, .owner_cpu: 2 [ 30.565321][ T52] CPU: 2 UID: 0 PID: 52 Comm: kworker/2:1 Not tainted 6.10.0-virtme #1 [ 30.565667][ T52] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 30.566144][ T52] Workqueue: mld mld_ifc_work [ 30.566379][ T52] Call Trace: [ 30.566573][ T52] [ 30.566688][ T52] dump_stack_lvl+0xb0/0xd0 [ 30.566907][ T52] do_raw_spin_unlock+0x1ac/0x220 [ 30.567125][ T52] _raw_spin_unlock+0x23/0x40 [ 30.567345][ T52] __dev_xmit_skb+0x4ed/0x10c0 [ 30.567579][ T52] ? __pfx___dev_xmit_skb+0x10/0x10 [ 30.567795][ T52] ? lockdep_hardirqs_on_prepare+0x12b/0x410 [ 30.568063][ T52] __dev_queue_xmit+0x784/0x1890 [ 30.568280][ T52] ? __lock_release+0x103/0x460 [ 30.568503][ T52] ? ip6_finish_output2+0x4ab/0xf70 [ 30.568720][ T52] ? __pfx___lock_release+0x10/0x10 [ 30.568934][ T52] ? __pfx___dev_queue_xmit+0x10/0x10 [ 30.569150][ T52] ? mark_held_locks+0x9e/0xe0 [ 30.569372][ T52] ? eth_header+0x158/0x1a0 [ 30.569588][ T52] ? neigh_resolve_output+0x409/0x7d0 [ 30.569809][ T52] ip6_finish_output2+0x4ab/0xf70 [ 30.570028][ T52] ip6_finish_output+0x4ef/0xd40 [ 30.570248][ T52] ip6_output+0x1fc/0x780 [ 30.570411][ T52] ? __pfx_ip6_output+0x10/0x10 [ 30.570643][ T52] ? lock_acquire.part.0+0xeb/0x330 [ 30.570867][ T52] ? find_held_lock+0x2c/0x110 [ 30.571094][ T52] ? __lock_release+0x103/0x460 [ 30.571320][ T52] ? icmp6_dst_alloc+0x2c0/0x450 [ 30.571552][ T52] NF_HOOK.constprop.0+0xe2/0x680 [ 30.571782][ T52] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 30.572008][ T52] ? __pfx_xfrm_lookup_with_ifid+0x10/0x10 [ 30.572304][ T52] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 30.572590][ T52] ? icmp6_dst_alloc+0x2c0/0x450 [ 30.572820][ T52] ? __local_bh_enable_ip+0xa6/0x120 [ 30.573054][ T52] mld_sendpack+0x62d/0xbc0 [ 30.573287][ T52] ? __pfx_mld_sendpack+0x10/0x10 [ 30.573521][ T52] ? mld_send_cr+0x3a1/0x780 [ 30.573755][ T52] mld_ifc_work+0x32/0x1f0 [ 30.573969][ T52] process_one_work+0xe3b/0x1670 [ 30.574201][ T52] ? __pfx___lock_release+0x10/0x10 [ 30.574418][ T52] ? __pfx_process_one_work+0x10/0x10 [ 30.574637][ T52] ? assign_work+0x16c/0x240 [ 30.574854][ T52] worker_thread+0x587/0xce0 [ 30.575068][ T52] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 30.575346][ T52] ? __pfx_worker_thread+0x10/0x10 [ 30.575562][ T52] ? __pfx_worker_thread+0x10/0x10 [ 30.575772][ T52] kthread+0x28a/0x350 [ 30.575940][ T52] ? __pfx_kthread+0x10/0x10 [ 30.576160][ T52] ret_from_fork+0x31/0x70 [ 30.576378][ T52] ? __pfx_kthread+0x10/0x10 [ 30.576595][ T52] ret_from_fork_asm+0x1a/0x30 [ 30.576819][ T52] [ 32.330571][ T304] 8021q: 802.1Q VLAN Support v1.8 [ 32.845146][ T309] gre: GRE over IPv4 demultiplexor driver [ 32.868817][ T309] ip_gre: GRE over IPv4 tunneling driver