[ 31.155946][ T250] ip (250) used greatest stack depth: 24048 bytes left
[ 116.151986][ T819] tc (819) used greatest stack depth: 23288 bytes left
[ 156.582616][ C3] ------------[ cut here ]------------
[ 156.583055][ C3] kernel BUG at net/core/skbuff.c:2813!
[ 156.583292][ C3] invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI
[ 156.583525][ C3] CPU: 3 PID: 1096 Comm: socat Not tainted 6.8.0-rc6-virtme #1
[ 156.583834][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 156.584221][ C3] RIP: 0010:__pskb_pull_tail+0x1018/0x1f10
[ 156.584451][ C3] Code: e9 52 f7 ff ff 48 8b 7c 24 38 be 02 00 00 00 e8 8e 9c ff ff 48 83 c4 58 31 c0 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 90 <0f> 0b 48 c7 44 24 38 00 00 00 00 e9 dc fa ff ff 84 c9 0f 84 4b f9
[ 156.585058][ C3] RSP: 0018:ffffc90000278188 EFLAGS: 00010282
[ 156.585274][ C3] RAX: 00000000fffffff2 RBX: ffff888004216434 RCX: 0000000000000004
[ 156.585543][ C3] RDX: dffffc0000000000 RSI: 1ffff11000a377d9 RDI: ffff8880051bbec8
[ 156.585806][ C3] RBP: ffffc90000278208 R08: 00000000000007b4 R09: ffff88800421647c
[ 156.586065][ C3] R10: ffff888004216480 R11: ffffffff868c9c09 R12: ffff8880042163c0
[ 156.586326][ C3] R13: 0000000000000ec0 R14: ffff888004216474 R15: ffff888004216480
[ 156.586586][ C3] FS: 00007f2b5d96c740(0000) GS:ffff888036180000(0000) knlGS:0000000000000000
[ 156.586892][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 156.587107][ C3] CR2: 000055728e2ee000 CR3: 0000000005e26002 CR4: 0000000000770ef0
[ 156.587365][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 156.587620][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 156.587880][ C3] PKRU: 55555554
[ 156.588010][ C3] Call Trace:
[ 156.588145][ C3]
[ 156.588235][ C3] ? die+0x37/0x90
[ 156.588368][ C3] ? do_trap+0x19e/0x260
[ 156.588499][ C3] ? __pskb_pull_tail+0x1018/0x1f10
[ 156.588671][ C3] ? do_error_trap+0xbe/0x180
[ 156.588842][ C3] ? __pskb_pull_tail+0x1018/0x1f10
[ 156.589012][ C3] ? __pskb_pull_tail+0x1018/0x1f10
[ 156.589181][ C3] ? handle_invalid_op+0x2c/0x40
[ 156.589350][ C3] ? __pskb_pull_tail+0x1018/0x1f10
[ 156.589522][ C3] ? exc_invalid_op+0x30/0x50
[ 156.589696][ C3] ? asm_exc_invalid_op+0x1a/0x20
[ 156.589871][ C3] ? __do_softirq+0x1b9/0x7ff
[ 156.590044][ C3] ? __pskb_pull_tail+0x1018/0x1f10
[ 156.590215][ C3] ? __pskb_pull_tail+0x1aa/0x1f10
[ 156.590390][ C3] tcf_csum_skb_nextlayer+0x1ea/0x690 [act_csum]
[ 156.590610][ C3] ? skb_ensure_writable+0x147/0x3c0
[ 156.590785][ C3] tcf_csum_ipv4_udp+0xf9/0x5b0 [act_csum]
[ 156.591000][ C3] ? tcf_pedit_act+0x1eb/0x1670 [act_pedit]
[ 156.591220][ C3] tcf_csum_ipv4+0x30e/0x1380 [act_csum]
[ 156.591393][ C3] ? hlock_class+0x4e/0x130
[ 156.591567][ C3] tcf_csum_act+0x32e/0xa90 [act_csum]
[ 156.591745][ C3] ? __lock_acquire+0xaf2/0x1570
[ 156.591920][ C3] tcf_action_exec.part.0+0x112/0x3d0
[ 156.592104][ C3] fl_classify+0x4dc/0x650 [cls_flower]
[ 156.592285][ C3] ? __pfx_fl_classify+0x10/0x10 [cls_flower]
[ 156.592504][ C3] ? __pfx_validate_chain+0x10/0x10
[ 156.592678][ C3] ? __pfx_validate_chain+0x10/0x10
[ 156.592849][ C3] ? hlock_class+0x4e/0x130
[ 156.593019][ C3] ? mark_lock+0x38/0x3e0
[ 156.593150][ C3] ? __lock_acquire+0xaf2/0x1570
[ 156.593435][ C3] ? hlock_class+0x4e/0x130
[ 156.593607][ C3] ? validate_chain+0x130/0x9b0
[ 156.593782][ C3] ? hlock_class+0x4e/0x130
[ 156.593955][ C3] ? validate_chain+0x130/0x9b0
[ 156.594124][ C3] ? hlock_class+0x4e/0x130
[ 156.594405][ C3] ? mark_lock+0x38/0x3e0
[ 156.594533][ C3] ? hlock_class+0x4e/0x130
[ 156.594705][ C3] ? __pfx_validate_chain+0x10/0x10
[ 156.594876][ C3] __tcf_classify.constprop.0+0x17e/0x4e0
[ 156.595165][ C3] tcf_classify+0x72/0xa0
[ 156.595295][ C3] ? __pfx_tcf_classify+0x10/0x10
[ 156.595470][ C3] prio_enqueue+0x333/0x6c0 [sch_prio]
[ 156.595644][ C3] ? __pfx_prio_enqueue+0x10/0x10 [sch_prio]
[ 156.595979][ C3] ? do_raw_spin_lock+0x132/0x270
[ 156.596151][ C3] dev_qdisc_enqueue+0x41/0x190
[ 156.596324][ C3] __dev_xmit_skb+0x5f4/0xec0
[ 156.596495][ C3] ? lock_sync+0x150/0x180
[ 156.596667][ C3] ? __pfx___dev_xmit_skb+0x10/0x10
[ 156.596957][ C3] __dev_queue_xmit+0x9a4/0x17f0
[ 156.597130][ C3] ? __pfx_do_raw_write_lock+0x10/0x10
[ 156.597304][ C3] ? eth_header+0x158/0x1a0
[ 156.597475][ C3] ? __pfx___dev_queue_xmit+0x10/0x10
[ 156.597648][ C3] ? neigh_resolve_output+0x409/0x7c0
[ 156.597820][ C3] ? __neigh_update+0x5bc/0x2620
[ 156.597991][ C3] __neigh_update+0x6a6/0x2620
[ 156.598168][ C3] arp_process+0x7f0/0x2180
[ 156.598453][ C3] ? __pfx_arp_process+0x10/0x10
[ 156.598627][ C3] ? lock_acquire.part.0+0xec/0x340
[ 156.598799][ C3] ? __pfx_arp_rcv+0x10/0x10
[ 156.598969][ C3] __netif_receive_skb_one_core+0x16b/0x1b0
[ 156.599293][ C3] ? __pfx___netif_receive_skb_one_core+0x10/0x10
[ 156.599505][ C3] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 156.599675][ C3] ? lock_acquire+0x1c1/0x220
[ 156.599848][ C3] ? process_backlog+0x1ef/0x5e0
[ 156.600132][ C3] process_backlog+0xd5/0x5e0
[ 156.600305][ C3] ? __pfx___lock_release+0x10/0x10
[ 156.600476][ C3] __napi_poll.constprop.0+0xa2/0x460
[ 156.600648][ C3] net_rx_action+0x43a/0xb30
[ 156.600933][ C3] ? __pfx_net_rx_action+0x10/0x10
[ 156.601105][ C3] ? ktime_get+0xb3/0x190
[ 156.601234][ C3] ? hrtimer_interrupt+0x2b0/0x770
[ 156.601406][ C3] __do_softirq+0x1b9/0x7ff
[ 156.601577][ C3] ? __neigh_event_send+0x2df/0x1230
[ 156.601751][ C3] do_softirq+0x4d/0xa0
[ 156.601883][ C3]
[ 156.601980][ C3]
[ 156.602067][ C3] __local_bh_enable_ip+0xf6/0x120
[ 156.602239][ C3] __neigh_event_send+0x2e4/0x1230
[ 156.602522][ C3] ? do_raw_write_lock+0xa1/0x3b0
[ 156.602694][ C3] ? __pfx_do_raw_write_lock+0x10/0x10
[ 156.602865][ C3] neigh_resolve_output+0x470/0x7c0
[ 156.603034][ C3] ? __local_bh_enable_ip+0xa6/0x120
[ 156.603206][ C3] ? ___neigh_create+0x8d0/0xf60
[ 156.603490][ C3] ip_finish_output2+0x67f/0x1980
[ 156.603663][ C3] ? kfree+0x1ee/0x2d0
[ 156.603798][ C3] ? ip_select_ident_segs+0x1be/0x410
[ 156.603967][ C3] ? __pfx_ip_finish_output2+0x10/0x10
[ 156.604248][ C3] ? __ip_finish_output+0x10f/0x770
[ 156.604419][ C3] ip_output+0x16b/0x4f0
[ 156.604547][ C3] ? __ip_local_out+0x1e3/0x800
[ 156.604727][ C3] ? __pfx_ip_output+0x10/0x10
[ 156.604897][ C3] ? ip_make_skb+0x22c/0x2f0
[ 156.605291][ C3] ? find_held_lock+0x2c/0x110
[ 156.605460][ C3] ? __pfx_ip_make_skb+0x10/0x10
[ 156.605631][ C3] ? __lock_release+0x104/0x460
[ 156.605801][ C3] ip_send_skb+0x2e0/0x440
[ 156.606084][ C3] udp_send_skb+0x933/0x1870
[ 156.606256][ C3] udp_sendmsg+0x15e9/0x2560
[ 156.606428][ C3] ? hlock_class+0x4e/0x130
[ 156.606601][ C3] ? mark_lock+0x38/0x3e0
[ 156.606851][ C3] ? __pfx_ip_generic_getfrag+0x10/0x10
[ 156.607024][ C3] ? __pfx_udp_sendmsg+0x10/0x10
[ 156.607197][ C3] ? mark_held_locks+0x9e/0xe0
[ 156.607369][ C3] ? __lock_release+0x104/0x460
[ 156.607542][ C3] ? __unix_dgram_recvmsg+0x52d/0xf60
[ 156.607716][ C3] ? __pfx___lock_release+0x10/0x10
[ 156.607890][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 156.608062][ C3] ? do_raw_spin_lock+0x132/0x270
[ 156.608232][ C3] ? __unix_dgram_recvmsg+0x52d/0xf60
[ 156.608516][ C3] ? do_raw_spin_unlock+0x58/0x220
[ 156.608686][ C3] ? _raw_spin_unlock+0x23/0x40
[ 156.608856][ C3] ? __unix_dgram_recvmsg+0x52d/0xf60
[ 156.609028][ C3] ? sock_write_iter+0x3cf/0x520
[ 156.609311][ C3] sock_write_iter+0x3cf/0x520
[ 156.609482][ C3] ? __pfx_sock_write_iter+0x10/0x10
[ 156.609659][ C3] vfs_write+0xac1/0x10a0
[ 156.609789][ C3] ? __lock_release+0x104/0x460
[ 156.609961][ C3] ? __pfx_vfs_write+0x10/0x10
[ 156.610246][ C3] ? __fget_light+0x54/0x1e0
[ 156.610418][ C3] ? __pfx_find_vma+0x10/0x10
[ 156.610591][ C3] ksys_write+0x17a/0x1e0
[ 156.610719][ C3] ? __pfx_ksys_write+0x10/0x10
[ 156.611003][ C3] do_syscall_64+0xc9/0x1e0
[ 156.611174][ C3] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 156.611388][ C3] RIP: 0033:0x7f2b5daf8957
[ 156.611565][ C3] 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
[ 156.612302][ C3] RSP: 002b:00007ffdd4153068 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 156.612561][ C3] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2b5daf8957
[ 156.612866][ C3] RDX: 00000000000007b4 RSI: 000055728e2ee000 RDI: 0000000000000008
[ 156.613280][ C3] RBP: 000055728e2ee000 R08: 00000000000007b4 R09: 0000000000000000
[ 156.613704][ C3] R10: 0000000000000040 R11: 0000000000000246 R12: 0000000000000008
[ 156.613973][ C3] R13: 00000000000007b4 R14: 000055728dad7570 R15: 00000000000007b4
[ 156.614233][ C3]
[ 156.614368][ C3] Modules linked in: act_csum libcrc32c act_pedit cls_flower sch_prio
[ 156.614778][ C3] ---[ end trace 0000000000000000 ]---
[ 156.614952][ C3] RIP: 0010:__pskb_pull_tail+0x1018/0x1f10
[ 156.615264][ C3] Code: e9 52 f7 ff ff 48 8b 7c 24 38 be 02 00 00 00 e8 8e 9c ff ff 48 83 c4 58 31 c0 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 90 <0f> 0b 48 c7 44 24 38 00 00 00 00 e9 dc fa ff ff 84 c9 0f 84 4b f9
[ 156.616502][ C3] RSP: 0018:ffffc90000278188 EFLAGS: 00010282
[ 156.617100][ C3] RAX: 00000000fffffff2 RBX: ffff888004216434 RCX: 0000000000000004
[ 156.617535][ C3] RDX: dffffc0000000000 RSI: 1ffff11000a377d9 RDI: ffff8880051bbec8
[ 156.617981][ C3] RBP: ffffc90000278208 R08: 00000000000007b4 R09: ffff88800421647c
[ 156.618606][ C3] R10: ffff888004216480 R11: ffffffff868c9c09 R12: ffff8880042163c0
[ 156.619052][ C3] R13: 0000000000000ec0 R14: ffff888004216474 R15: ffff888004216480
[ 156.619478][ C3] FS: 00007f2b5d96c740(0000) GS:ffff888036180000(0000) knlGS:0000000000000000
[ 156.620200][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 156.620565][ C3] CR2: 000055728e2ee000 CR3: 0000000005e26002 CR4: 0000000000770ef0
[ 156.621009][ C3] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 156.621463][ C3] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 156.621725][ C3] PKRU: 55555554
[ 156.621923][ C3] Kernel panic - not syncing: Fatal exception in interrupt
[ 156.622376][ C3] Kernel Offset: 0x2c00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 156.622781][ C3] ---[ end Kernel panic - not syncing: Fatal exception in interrupt ]---
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Ctrl-C stderr
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