[ 26.044768][ T51] BUG: spinlock bad magic on CPU#3, kworker/3:1/51 [ 26.044967][ T51] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/3:1/51, .owner_cpu: 3 [ 26.045204][ T51] CPU: 3 UID: 0 PID: 51 Comm: kworker/3:1 Not tainted 6.10.0-virtme #1 [ 26.045390][ T51] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 26.045677][ T51] Workqueue: mld mld_ifc_work [ 26.045811][ T51] Call Trace: [ 26.045908][ T51] [ 26.045974][ T51] dump_stack_lvl+0xb0/0xd0 [ 26.046110][ T51] do_raw_spin_unlock+0x1ac/0x220 [ 26.046239][ T51] _raw_spin_unlock+0x23/0x40 [ 26.046370][ T51] __dev_xmit_skb+0x4ed/0x10c0 [ 26.046500][ T51] ? __pfx___dev_xmit_skb+0x10/0x10 [ 26.046631][ T51] ? lockdep_hardirqs_on_prepare+0x12b/0x410 [ 26.046793][ T51] __dev_queue_xmit+0x794/0x18a0 [ 26.046924][ T51] ? __lock_release+0x103/0x460 [ 26.047050][ T51] ? ip6_finish_output2+0x512/0xfe0 [ 26.047181][ T51] ? __pfx___lock_release+0x10/0x10 [ 26.047310][ T51] ? __pfx___dev_queue_xmit+0x10/0x10 [ 26.047438][ T51] ? mark_held_locks+0x9e/0xe0 [ 26.047569][ T51] ? eth_header+0x158/0x1a0 [ 26.047701][ T51] ? neigh_resolve_output+0x409/0x7d0 [ 26.047831][ T51] ip6_finish_output2+0x512/0xfe0 [ 26.047957][ T51] ip6_finish_output+0x555/0xdf0 [ 26.048084][ T51] ip6_output+0x1fc/0x780 [ 26.048181][ T51] ? __pfx_ip6_output+0x10/0x10 [ 26.048308][ T51] ? lock_acquire.part.0+0xeb/0x330 [ 26.048432][ T51] ? find_held_lock+0x2c/0x110 [ 26.048558][ T51] ? __lock_release+0x103/0x460 [ 26.048680][ T51] ? icmp6_dst_alloc+0x2c0/0x450 [ 26.048809][ T51] NF_HOOK.constprop.0+0xe2/0x680 [ 26.048945][ T51] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 26.049072][ T51] ? __pfx_xfrm_lookup_with_ifid+0x10/0x10 [ 26.049230][ T51] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 26.049395][ T51] ? icmp6_dst_alloc+0x2c0/0x450 [ 26.049518][ T51] ? __local_bh_enable_ip+0xa6/0x120 [ 26.049646][ T51] mld_sendpack+0x62d/0xbc0 [ 26.049774][ T51] ? __pfx_mld_sendpack+0x10/0x10 [ 26.049901][ T51] ? mld_send_cr+0x3a1/0x780 [ 26.050031][ T51] mld_ifc_work+0x32/0x1f0 [ 26.050158][ T51] process_one_work+0xe3b/0x1670 [ 26.050288][ T51] ? __pfx___lock_release+0x10/0x10 [ 26.050415][ T51] ? __pfx_process_one_work+0x10/0x10 [ 26.050539][ T51] ? assign_work+0x16c/0x240 [ 26.050661][ T51] worker_thread+0x587/0xce0 [ 26.050857][ T51] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 26.051011][ T51] ? __pfx_worker_thread+0x10/0x10 [ 26.051134][ T51] ? __pfx_worker_thread+0x10/0x10 [ 26.051258][ T51] kthread+0x28a/0x350 [ 26.051355][ T51] ? __pfx_kthread+0x10/0x10 [ 26.051481][ T51] ret_from_fork+0x31/0x70 [ 26.051607][ T51] ? __pfx_kthread+0x10/0x10 [ 26.051800][ T51] ret_from_fork_asm+0x1a/0x30 [ 26.051928][ T51]