[ 25.931461][ T243] ip (243) used greatest stack depth: 24392 bytes left [ 27.997681][ T271] 8021q: 802.1Q VLAN Support v1.8 [ 28.627792][ T208] BUG: spinlock bad magic on CPU#2, kworker/2:2/208 [ 28.627979][ T208] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: kworker/2:2/208, .owner_cpu: 2 [ 28.628238][ T208] CPU: 2 UID: 0 PID: 208 Comm: kworker/2:2 Not tainted 6.10.0-virtme #1 [ 28.628426][ T208] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 28.628696][ T208] Workqueue: mld mld_ifc_work [ 28.628837][ T208] Call Trace: [ 28.628933][ T208] [ 28.629003][ T208] dump_stack_lvl+0xb0/0xd0 [ 28.629129][ T208] do_raw_spin_unlock+0x1ac/0x220 [ 28.629261][ T208] _raw_spin_unlock+0x23/0x40 [ 28.629386][ T208] __dev_xmit_skb+0x4ed/0x10c0 [ 28.629511][ T208] ? __pfx___dev_xmit_skb+0x10/0x10 [ 28.629635][ T208] ? lockdep_hardirqs_on_prepare+0x12b/0x410 [ 28.629799][ T208] __dev_queue_xmit+0x784/0x1890 [ 28.629924][ T208] ? find_held_lock+0x2c/0x110 [ 28.630050][ T208] ? __lock_release+0x103/0x460 [ 28.630176][ T208] ? ip6_finish_output2+0x4ab/0xf70 [ 28.630300][ T208] ? __pfx___lock_release+0x10/0x10 [ 28.630424][ T208] ? __pfx___dev_queue_xmit+0x10/0x10 [ 28.630545][ T208] ? mark_lock+0x38/0x3e0 [ 28.630641][ T208] ? mark_lock+0x38/0x3e0 [ 28.630734][ T208] ? mark_held_locks+0x9e/0xe0 [ 28.630861][ T208] ? eth_header+0x158/0x1a0 [ 28.630995][ T208] ? neigh_connected_output+0x2d8/0x550 [ 28.631142][ T208] ip6_finish_output2+0x4ab/0xf70 [ 28.631265][ T208] ip6_finish_output+0x4ef/0xd40 [ 28.631420][ T208] ip6_output+0x1fc/0x780 [ 28.631517][ T208] ? __pfx_ip6_output+0x10/0x10 [ 28.631639][ T208] ? lock_acquire.part.0+0xeb/0x330 [ 28.631781][ T208] ? find_held_lock+0x2c/0x110 [ 28.631904][ T208] ? __lock_release+0x103/0x460 [ 28.632031][ T208] ? icmp6_dst_alloc+0x2c0/0x450 [ 28.632156][ T208] NF_HOOK.constprop.0+0xe2/0x680 [ 28.632292][ T208] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 28.632419][ T208] ? __pfx_xfrm_lookup_with_ifid+0x10/0x10 [ 28.632576][ T208] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 28.632753][ T208] ? icmp6_dst_alloc+0x2c0/0x450 [ 28.632880][ T208] ? __local_bh_enable_ip+0xa6/0x120 [ 28.633018][ T208] mld_sendpack+0x62d/0xbc0 [ 28.633142][ T208] ? __pfx_mld_sendpack+0x10/0x10 [ 28.633276][ T208] ? mld_send_cr+0x3a1/0x780 [ 28.633398][ T208] mld_ifc_work+0x32/0x1f0 [ 28.633539][ T208] process_one_work+0xe3b/0x1670 [ 28.633668][ T208] ? __pfx___lock_release+0x10/0x10 [ 28.633793][ T208] ? __pfx_process_one_work+0x10/0x10 [ 28.633917][ T208] ? assign_work+0x16c/0x240 [ 28.634038][ T208] worker_thread+0x587/0xce0 [ 28.634186][ T208] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 28.634339][ T208] ? __pfx_worker_thread+0x10/0x10 [ 28.634475][ T208] ? __pfx_worker_thread+0x10/0x10 [ 28.634596][ T208] kthread+0x28a/0x350 [ 28.634692][ T208] ? __pfx_kthread+0x10/0x10 [ 28.634827][ T208] ret_from_fork+0x31/0x70 [ 28.634949][ T208] ? __pfx_kthread+0x10/0x10 [ 28.635090][ T208] ret_from_fork_asm+0x1a/0x30 [ 28.635215][ T208]