[ 26.597643][ T8] BUG: spinlock bad magic on CPU#0, kworker/0:0/8 [ 26.597839][ T8] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/0:0/8, .owner_cpu: 0 [ 26.598058][ T8] CPU: 0 UID: 0 PID: 8 Comm: kworker/0:0 Not tainted 6.10.0-virtme #1 [ 26.598246][ T8] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 26.598513][ T8] Workqueue: mld mld_ifc_work [ 26.598644][ T8] Call Trace: [ 26.598741][ T8] [ 26.598808][ T8] dump_stack_lvl+0xb0/0xd0 [ 26.598933][ T8] do_raw_spin_unlock+0x1ac/0x220 [ 26.599062][ T8] _raw_spin_unlock+0x23/0x40 [ 26.599184][ T8] __dev_xmit_skb+0x4ed/0x10c0 [ 26.599309][ T8] ? __pfx___dev_xmit_skb+0x10/0x10 [ 26.599432][ T8] ? lockdep_hardirqs_on_prepare+0x12b/0x410 [ 26.599584][ T8] __dev_queue_xmit+0x794/0x18a0 [ 26.599707][ T8] ? __lock_release+0x103/0x460 [ 26.599829][ T8] ? ip6_finish_output2+0x512/0xfe0 [ 26.599963][ T8] ? __pfx___lock_release+0x10/0x10 [ 26.600085][ T8] ? __pfx___dev_queue_xmit+0x10/0x10 [ 26.600211][ T8] ? mark_held_locks+0x9e/0xe0 [ 26.600332][ T8] ? eth_header+0x158/0x1a0 [ 26.600455][ T8] ? neigh_resolve_output+0x409/0x7d0 [ 26.600579][ T8] ip6_finish_output2+0x512/0xfe0 [ 26.600700][ T8] ip6_finish_output+0x555/0xdf0 [ 26.600824][ T8] ip6_output+0x1fc/0x780 [ 26.600916][ T8] ? __pfx_ip6_output+0x10/0x10 [ 26.601037][ T8] ? lock_acquire.part.0+0xeb/0x330 [ 26.601159][ T8] ? find_held_lock+0x2c/0x110 [ 26.601282][ T8] ? __lock_release+0x103/0x460 [ 26.601404][ T8] ? icmp6_dst_alloc+0x2c0/0x450 [ 26.601527][ T8] NF_HOOK.constprop.0+0xe2/0x680 [ 26.601648][ T8] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 26.601771][ T8] ? __pfx_xfrm_lookup_with_ifid+0x10/0x10 [ 26.601922][ T8] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 26.602074][ T8] ? icmp6_dst_alloc+0x2c0/0x450 [ 26.602194][ T8] ? __local_bh_enable_ip+0xa6/0x120 [ 26.602318][ T8] mld_sendpack+0x62d/0xbc0 [ 26.602442][ T8] ? __pfx_mld_sendpack+0x10/0x10 [ 26.602567][ T8] ? mld_send_cr+0x3a1/0x780 [ 26.602699][ T8] mld_ifc_work+0x32/0x1f0 [ 26.602821][ T8] process_one_work+0xe3b/0x1670 [ 26.602945][ T8] ? __pfx___lock_release+0x10/0x10 [ 26.603075][ T8] ? __pfx_process_one_work+0x10/0x10 [ 26.603198][ T8] ? assign_work+0x16c/0x240 [ 26.603329][ T8] worker_thread+0x587/0xce0 [ 26.603454][ T8] ? __pfx_worker_thread+0x10/0x10 [ 26.603576][ T8] kthread+0x28a/0x350 [ 26.603669][ T8] ? __pfx_kthread+0x10/0x10 [ 26.603791][ T8] ret_from_fork+0x31/0x70 [ 26.603913][ T8] ? __pfx_kthread+0x10/0x10 [ 26.604040][ T8] ret_from_fork_asm+0x1a/0x30 [ 26.604168][ T8]