[ 2.355742] ip (270) used greatest stack depth: 12344 bytes left
[ 8.490984] ip (509) used greatest stack depth: 12328 bytes left
[ 15.368927] tc (817) used greatest stack depth: 11928 bytes left
[ 21.849648] ------------[ cut here ]------------
[ 21.849703] kernel BUG at net/core/skbuff.c:2813!
[ 21.849748] invalid opcode: 0000 [#1] PREEMPT SMP NOPTI
[ 21.849786] CPU: 3 PID: 1094 Comm: socat Not tainted 6.8.0-rc6-virtme #1
[ 21.849833] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 21.849908] RIP: 0010:__pskb_pull_tail+0x475/0x4f0
[ 21.849953] Code: 44 24 10 e8 ad e4 81 ff 49 8b be c0 00 00 00 44 8b 44 24 10 41 8b 8e bc 00 00 00 e9 f4 fc ff ff 4c 8d 48 ff e9 41 fd ff ff 90 <0f> 0b 48 c7 44 24 10 00 00 00 00 e9 99 fe ff ff 41 f6 44 24 7e 20
[ 21.850064] RSP: 0018:ffff9c8f40140858 EFLAGS: 00010282
[ 21.850105] RAX: 00000000fffffff2 RBX: 00000000000007b4 RCX: 00000000000007b4
[ 21.850157] RDX: ffff899a41f7c7e0 RSI: 0000000000001ec0 RDI: 0000000000000000
[ 21.850209] RBP: ffff9c8f40140898 R08: 0000000000000000 R09: 0000000000000000
[ 21.850261] R10: 0000000000000000 R11: 0000000000000000 R12: 000000000000001c
[ 21.850313] R13: 00000000000007b4 R14: ffff899a41f52e00 R15: 0000000000000000
[ 21.850368] FS: 00007f20ad80f740(0000) GS:ffff899a7ed80000(0000) knlGS:0000000000000000
[ 21.850419] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 21.850462] CR2: 000056301947a000 CR3: 0000000001b4c006 CR4: 0000000000770ef0
[ 21.850515] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 21.850566] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 21.850618] PKRU: 55555554
[ 21.850639] Call Trace:
[ 21.850666]
[ 21.850688] ? die+0x37/0x90
[ 21.850725] ? do_trap+0xe4/0x110
[ 21.850756] ? __pskb_pull_tail+0x475/0x4f0
[ 21.850786] ? do_error_trap+0x65/0x80
[ 21.850815] ? __pskb_pull_tail+0x475/0x4f0
[ 21.850844] ? exc_invalid_op+0x53/0x70
[ 21.850877] ? __pskb_pull_tail+0x475/0x4f0
[ 21.850906] ? asm_exc_invalid_op+0x1a/0x20
[ 21.850940] ? __pskb_pull_tail+0x475/0x4f0
[ 21.850969] ? __pskb_pull_tail+0x80/0x4f0
[ 21.851000] tcf_csum_skb_nextlayer+0xcb/0x110 [act_csum]
[ 21.851041] tcf_csum_ipv4_udp+0x4e/0x190 [act_csum]
[ 21.851081] tcf_csum_act+0x68e/0xa90 [act_csum]
[ 21.851121] tcf_action_exec+0xa3/0x190
[ 21.851156] fl_classify+0x1fb/0x210 [cls_flower]
[ 21.851203] ? kvm_sched_clock_read+0x11/0x20
[ 21.851241] ? sched_clock+0x10/0x30
[ 21.851271] ? trigger_load_balance+0x8b/0x3d0
[ 21.851308] ? perf_event_task_tick+0x47/0x70
[ 21.851345] ? update_process_times+0x83/0x90
[ 21.851382] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 21.851419] ? serial8250_default_handle_irq+0x45/0x90
[ 21.851461] ? serial8250_interrupt+0x8d/0xa0
[ 21.851498] ? handle_irq_event+0x51/0x80
[ 21.851527] ? handle_edge_irq+0x8b/0x230
[ 21.851557] ? kvm_clock_get_cycles+0x18/0x30
[ 21.851594] ? kvm_sched_clock_read+0x11/0x20
[ 21.851631] ? sched_clock+0x10/0x30
[ 21.851660] ? sched_clock_cpu+0xf/0x190
[ 21.851689] ? common_interrupt+0x48/0xa0
[ 21.851719] ? fib_table_lookup+0x227/0x630
[ 21.851749] __tcf_classify.constprop.0+0x84/0x170
[ 21.851788] tcf_classify+0x36/0x60
[ 21.851819] prio_enqueue+0x105/0x1a0 [sch_prio]
[ 21.851860] dev_qdisc_enqueue+0x1a/0x90
[ 21.851894] __dev_queue_xmit+0x718/0xcf0
[ 21.851926] ? eth_header+0x2a/0xc0
[ 21.851957] __neigh_update+0x238/0xbe0
[ 21.851990] arp_process+0x24c/0x820
[ 21.852022] ? notifier_call_chain+0x5b/0xd0
[ 21.852062] ? timekeeping_update+0xb0/0x280
[ 21.852099] __netif_receive_skb_one_core+0x8f/0xa0
[ 21.852136] process_backlog+0xa4/0x150
[ 21.852165] __napi_poll+0x29/0x1c0
[ 21.852196] net_rx_action+0x298/0x300
[ 21.852224] __do_softirq+0xc2/0x294
[ 21.852259] do_softirq+0x43/0x60
[ 21.852290]
[ 21.852311]
[ 21.852332] __local_bh_enable_ip+0x60/0x70
[ 21.852362] __neigh_event_send+0xba/0x3f0
[ 21.852392] neigh_resolve_output+0x12f/0x1b0
[ 21.852428] ip_finish_output2+0x193/0x520
[ 21.852461] ip_send_skb+0x87/0x90
[ 21.852495] udp_send_skb+0x154/0x370
[ 21.852530] udp_sendmsg+0xc23/0xf20
[ 21.852560] ? __pfx_ip_generic_getfrag+0x10/0x10
[ 21.852597] ? __skb_try_recv_datagram+0xb8/0x1a0
[ 21.852634] ? __unix_dgram_recvmsg+0x215/0x440
[ 21.852674] ? sock_write_iter+0x154/0x190
[ 21.852706] sock_write_iter+0x154/0x190
[ 21.852739] vfs_write+0x3c6/0x460
[ 21.852771] ksys_write+0xaf/0xe0
[ 21.852799] do_syscall_64+0xb0/0x1b0
[ 21.852831] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 21.852871] RIP: 0033:0x7f20ad99b957
[ 21.852898] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
[ 21.853011] RSP: 002b:00007fffde17f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 21.853063] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f20ad99b957
[ 21.853115] RDX: 00000000000007b4 RSI: 000056301947a000 RDI: 0000000000000008
[ 21.853167] RBP: 000056301947a000 R08: 00000000000007b4 R09: 0000000000000000
[ 21.853219] R10: 0000000000000040 R11: 0000000000000246 R12: 0000000000000008
[ 21.853271] R13: 00000000000007b4 R14: 0000563017b1e570 R15: 00000000000007b4
[ 21.853324]
[ 21.853344] Modules linked in: act_csum libcrc32c act_pedit cls_flower sch_prio
[ 21.853407] ---[ end trace 0000000000000000 ]---
[ 21.853445] RIP: 0010:__pskb_pull_tail+0x475/0x4f0
[ 21.853483] Code: 44 24 10 e8 ad e4 81 ff 49 8b be c0 00 00 00 44 8b 44 24 10 41 8b 8e bc 00 00 00 e9 f4 fc ff ff 4c 8d 48 ff e9 41 fd ff ff 90 <0f> 0b 48 c7 44 24 10 00 00 00 00 e9 99 fe ff ff 41 f6 44 24 7e 20
[ 21.853596] RSP: 0018:ffff9c8f40140858 EFLAGS: 00010282
[ 21.853632] RAX: 00000000fffffff2 RBX: 00000000000007b4 RCX: 00000000000007b4
[ 21.853684] RDX: ffff899a41f7c7e0 RSI: 0000000000001ec0 RDI: 0000000000000000
[ 21.853737] RBP: ffff9c8f40140898 R08: 0000000000000000 R09: 0000000000000000
[ 21.853788] R10: 0000000000000000 R11: 0000000000000000 R12: 000000000000001c
[ 21.853840] R13: 00000000000007b4 R14: ffff899a41f52e00 R15: 0000000000000000
[ 21.853893] FS: 00007f20ad80f740(0000) GS:ffff899a7ed80000(0000) knlGS:0000000000000000
[ 21.853945] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 21.853988] CR2: 000056301947a000 CR3: 0000000001b4c006 CR4: 0000000000770ef0
[ 21.854042] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 21.854092] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 21.854144] PKRU: 55555554
[ 21.854166] Kernel panic - not syncing: Fatal exception in interrupt
[ 21.854336] Kernel Offset: 0x8000000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 21.854403] ---[ end Kernel panic - not syncing: Fatal exception in interrupt ]---
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