[ 37.812236][ T50] BUG: spinlock bad magic on CPU#2, kworker/2:1/50 [ 37.812596][ T50] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/2:1/50, .owner_cpu: 2 [ 37.813036][ T50] CPU: 2 UID: 0 PID: 50 Comm: kworker/2:1 Not tainted 6.10.0-virtme #1 [ 37.813353][ T50] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 37.813822][ T50] Workqueue: mld mld_ifc_work [ 37.814066][ T50] Call Trace: [ 37.814217][ T50] [ 37.814321][ T50] dump_stack_lvl+0xb0/0xd0 [ 37.814520][ T50] do_raw_spin_unlock+0x1ac/0x220 [ 37.814726][ T50] _raw_spin_unlock+0x23/0x40 [ 37.814928][ T50] __dev_xmit_skb+0x4ed/0x10c0 [ 37.815131][ T50] ? __pfx___dev_xmit_skb+0x10/0x10 [ 37.815338][ T50] ? lockdep_hardirqs_on_prepare+0x12b/0x410 [ 37.815595][ T50] __dev_queue_xmit+0x784/0x1890 [ 37.815798][ T50] ? __lock_release+0x103/0x460 [ 37.815996][ T50] ? ip6_finish_output2+0x4ab/0xf70 [ 37.816190][ T50] ? __pfx___lock_release+0x10/0x10 [ 37.816410][ T50] ? __pfx___dev_queue_xmit+0x10/0x10 [ 37.816623][ T50] ? mark_held_locks+0x9e/0xe0 [ 37.816836][ T50] ? eth_header+0x158/0x1a0 [ 37.817035][ T50] ? neigh_resolve_output+0x409/0x7d0 [ 37.817243][ T50] ip6_finish_output2+0x4ab/0xf70 [ 37.817439][ T50] ip6_finish_output+0x4ef/0xd40 [ 37.817666][ T50] ip6_output+0x1fc/0x780 [ 37.817829][ T50] ? __pfx_ip6_output+0x10/0x10 [ 37.818038][ T50] ? lock_acquire.part.0+0xeb/0x330 [ 37.818248][ T50] ? find_held_lock+0x2c/0x110 [ 37.818475][ T50] ? __lock_release+0x103/0x460 [ 37.818677][ T50] ? icmp6_dst_alloc+0x2c0/0x450 [ 37.818901][ T50] NF_HOOK.constprop.0+0xe2/0x680 [ 37.819131][ T50] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 37.819356][ T50] ? __pfx_xfrm_lookup_with_ifid+0x10/0x10 [ 37.819626][ T50] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 37.819889][ T50] ? icmp6_dst_alloc+0x2c0/0x450 [ 37.820103][ T50] ? __local_bh_enable_ip+0xa6/0x120 [ 37.820318][ T50] mld_sendpack+0x62d/0xbc0 [ 37.820538][ T50] ? __pfx_mld_sendpack+0x10/0x10 [ 37.820754][ T50] ? mld_send_cr+0x3a1/0x780 [ 37.820973][ T50] mld_ifc_work+0x32/0x1f0 [ 37.821306][ T50] process_one_work+0xe3b/0x1670 [ 37.821526][ T50] ? __pfx___lock_release+0x10/0x10 [ 37.821734][ T50] ? __pfx_process_one_work+0x10/0x10 [ 37.821947][ T50] ? assign_work+0x16c/0x240 [ 37.822158][ T50] worker_thread+0x587/0xce0 [ 37.822367][ T50] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 37.822634][ T50] ? __pfx_worker_thread+0x10/0x10 [ 37.822854][ T50] ? __pfx_worker_thread+0x10/0x10 [ 37.823064][ T50] kthread+0x28a/0x350 [ 37.823226][ T50] ? __pfx_kthread+0x10/0x10 [ 37.823429][ T50] ret_from_fork+0x31/0x70 [ 37.823638][ T50] ? __pfx_kthread+0x10/0x10 [ 37.823845][ T50] ret_from_fork_asm+0x1a/0x30 [ 37.824067][ T50] [ 39.492061][ T291] br0: port 1(veth1) entered blocking state [ 39.492311][ T291] br0: port 1(veth1) entered disabled state [ 39.492537][ T291] veth1: entered allmulticast mode [ 39.494480][ T291] veth1: entered promiscuous mode [ 39.675833][ T293] br0: port 2(veth2) entered blocking state [ 39.676209][ T293] br0: port 2(veth2) entered disabled state [ 39.676521][ T293] veth2: entered allmulticast mode [ 39.679178][ T293] veth2: entered promiscuous mode [ 39.956557][ T51] br0: port 1(veth1) entered blocking state [ 39.956953][ T51] br0: port 1(veth1) entered forwarding state [ 40.100861][ T49] br0: port 2(veth2) entered blocking state [ 40.101125][ T49] br0: port 2(veth2) entered forwarding state [ 52.305381][ T319] GACT probability NOT on [ 262.606726][ T1505] br0: port 2(veth2) entered disabled state [ 262.751916][ T1506] br0: port 1(veth1) entered disabled state [ 262.895053][ T1507] veth2: left allmulticast mode [ 262.895234][ T1507] veth2: left promiscuous mode [ 262.895495][ T1507] br0: port 2(veth2) entered disabled state [ 262.896606][ T1507] veth1: left allmulticast mode [ 262.896770][ T1507] veth1: left promiscuous mode [ 262.897031][ T1507] br0: port 1(veth1) entered disabled state