[ 30.209948][ C1] BUG: spinlock bad magic on CPU#1, tc/283
[ 30.210190][ C1] lock: noop_qdisc+0x240/0x300, .magic: 00000000, .owner: tc/283, .owner_cpu: 1
[ 30.210453][ C1] CPU: 1 UID: 0 PID: 283 Comm: tc Not tainted 6.10.0-virtme #1
[ 30.210677][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 30.210998][ C1] Call Trace:
[ 30.211114][ C1]
[ 30.211196][ C1] dump_stack_lvl+0xb0/0xd0
[ 30.211359][ C1] do_raw_spin_unlock+0x1ac/0x220
[ 30.211530][ C1] _raw_spin_unlock+0x23/0x40
[ 30.211692][ C1] net_tx_action+0x402/0x660
[ 30.211855][ C1] handle_softirqs+0x1f9/0x5c0
[ 30.212010][ C1] ? dev_deactivate_many+0x1e2/0x8d0
[ 30.212159][ C1] do_softirq+0x4d/0xa0
[ 30.212283][ C1]
[ 30.212362][ C1]
[ 30.212447][ C1] __local_bh_enable_ip+0xf6/0x120
[ 30.212594][ C1] dev_deactivate_many+0x1e7/0x8d0
[ 30.212739][ C1] ? __pfx___lock_release+0x10/0x10
[ 30.212887][ C1] dev_deactivate+0xc1/0x1b0
[ 30.213032][ C1] ? __pfx_dev_deactivate+0x10/0x10
[ 30.213176][ C1] qdisc_graft+0xb48/0x1110
[ 30.213324][ C1] ? qdisc_create+0x4cc/0xc90
[ 30.213477][ C1] ? __pfx_qdisc_graft+0x10/0x10
[ 30.213634][ C1] ? __pfx_qdisc_create+0x10/0x10
[ 30.213816][ C1] tc_modify_qdisc+0x95a/0x1490
[ 30.213965][ C1] ? trace_contention_end+0xeb/0x150
[ 30.214135][ C1] ? __pfx_tc_modify_qdisc+0x10/0x10
[ 30.214305][ C1] ? __mutex_lock+0x170/0xac0
[ 30.214464][ C1] ? trace_lock_acquire+0x14d/0x1f0
[ 30.214617][ C1] rtnetlink_rcv_msg+0x2fb/0xc10
[ 30.214766][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 30.214922][ C1] ? hlock_class+0x4e/0x130
[ 30.215069][ C1] ? mark_lock+0x38/0x3e0
[ 30.215185][ C1] ? __lock_acquire+0xb35/0x1560
[ 30.215329][ C1] netlink_rcv_skb+0x130/0x360
[ 30.215487][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 30.215649][ C1] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 30.215799][ C1] ? netlink_deliver_tap+0x13e/0x340
[ 30.215952][ C1] ? netlink_deliver_tap+0xc3/0x340
[ 30.216099][ C1] netlink_unicast+0x44b/0x710
[ 30.216254][ C1] ? __pfx_netlink_unicast+0x10/0x10
[ 30.216394][ C1] ? find_held_lock+0x2c/0x110
[ 30.216547][ C1] netlink_sendmsg+0x723/0xbe0
[ 30.216687][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 30.216844][ C1] ? __might_fault+0xc3/0x170
[ 30.216989][ C1] ? __import_iovec+0x35d/0x5d0
[ 30.217148][ C1] ____sys_sendmsg+0x7b2/0xa10
[ 30.217298][ C1] ? __pfx_____sys_sendmsg+0x10/0x10
[ 30.217451][ C1] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 30.217642][ C1] ___sys_sendmsg+0xee/0x170
[ 30.217800][ C1] ? __pfx____sys_sendmsg+0x10/0x10
[ 30.217941][ C1] ? kfree+0x2d/0x230
[ 30.218058][ C1] ? ___sys_recvmsg+0xe0/0x150
[ 30.218206][ C1] ? __pfx____sys_recvmsg+0x10/0x10
[ 30.218356][ C1] ? reacquire_held_locks+0x22f/0x4f0
[ 30.218510][ C1] ? do_user_addr_fault+0x8fd/0xe30
[ 30.218667][ C1] ? __fget_light+0x53/0x1e0
[ 30.218829][ C1] __sys_sendmsg+0xcd/0x170
[ 30.218979][ C1] ? __pfx___sys_sendmsg+0x10/0x10
[ 30.219131][ C1] ? __pfx___up_read+0x10/0x10
[ 30.219282][ C1] do_syscall_64+0xc1/0x1d0
[ 30.219442][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 30.219632][ C1] RIP: 0033:0x7f6d6ab707b7
[ 30.219802][ C1] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
[ 30.220327][ C1] RSP: 002b:00007ffd9bfa1348 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 30.220555][ C1] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f6d6ab707b7
[ 30.220786][ C1] RDX: 0000000000000000 RSI: 00007ffd9bfa13b0 RDI: 0000000000000005
[ 30.221008][ C1] RBP: 000000000047d6a0 R08: 0000000000000014 R09: 0000000000000000
[ 30.221229][ C1] R10: 00007f6d6aa29708 R11: 0000000000000246 R12: 00007ffd9bfb1670
[ 30.221543][ C1] R13: 0000000066ab87f6 R14: 00000000004829c0 R15: 00007f6d6ae03000
[ 30.221770][ C1]
[ 36.060820][ T294] GACT probability NOT on