[ 66.341284][ T657] netdevsim netdevsim648 eni648np1: renamed from eth1
[ 66.448814][ T658] netdevsim netdevsim412 eni412np1: renamed from eth0
[ 68.926442][ T648] Could not find device with ifindex 2000 in netnsfd 11
[ 68.928537][ T648] Could not find netns with fd: 2000
[ 68.929445][ T648] Cannot link a netdevsim to itself
[ 68.930775][ T648] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).
[ 69.536728][ C0] ------------[ cut here ]------------
[ 69.537287][ C0] WARNING: CPU: 0 PID: 687 at ./include/net/sch_generic.h:843 __dev_xmit_skb+0xe06/0x1550
[ 69.537960][ C0] Modules linked in: netdevsim [last unloaded: netdevsim]
[ 69.538491][ C0] CPU: 0 UID: 0 PID: 687 Comm: socat Not tainted 6.18.0-rc4-virtme #1 PREEMPT(full)
[ 69.539154][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 69.539633][ C0] RIP: 0010:__dev_xmit_skb+0xe06/0x1550
[ 69.540014][ C0] Code: ea 03 0f b6 04 02 48 89 fa 83 e2 07 38 d0 7f 09 84 c0 74 05 e8 bb 04 ef fe 41 c6 87 b0 01 00 00 00 45 31 ed e9 f5 f5 ff ff 90 <0f> 0b 90 e9 00 ff ff ff be 08 00 00 00 48 89 ef e8 f5 0a ef fe f0
[ 69.541324][ C0] RSP: 0018:ffffc900000076b8 EFLAGS: 00010202
[ 69.541809][ C0] RAX: 0000000000000001 RBX: ffffe8ffffc04b70 RCX: 0000000000000000
[ 69.542361][ C0] RDX: 0000000000000007 RSI: ffffffff8b05d540 RDI: ffff8880096d7606
[ 69.542923][ C0] RBP: ffff888005175198 R08: 0000000000000001 R09: 0000000000000001
[ 69.543472][ C0] R10: 000000000000a000 R11: ffff888005175228 R12: ffff888008e04118
[ 69.544047][ C0] R13: ffff8880096d7600 R14: ffff888005175210 R15: ffff888005175000
[ 69.544770][ C0] FS: 00007f2ff3289b80(0000) GS:ffff8880a93fc000(0000) knlGS:0000000000000000
[ 69.545421][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 69.545897][ C0] CR2: 00007f2ff33d46c0 CR3: 000000000a896002 CR4: 0000000000772ef0
[ 69.546452][ C0] PKRU: 55555554
[ 69.546738][ C0] Call Trace:
[ 69.547015][ C0]
[ 69.547215][ C0] ? napi_hash_add+0x250/0x250
[ 69.547596][ C0] ? dev_get_stats+0xc20/0xc20
[ 69.547982][ C0] __dev_queue_xmit+0x912/0x17d0
[ 69.548361][ C0] ? netdev_core_pick_tx+0x320/0x320
[ 69.548738][ C0] ? eth_header+0x154/0x190
[ 69.549113][ C0] ? neigh_resolve_output+0x3d5/0x7c0
[ 69.549486][ C0] ? __neigh_update+0x5ce/0x24c0
[ 69.549866][ C0] __neigh_update+0x6bb/0x24c0
[ 69.550245][ C0] arp_process.constprop.0+0x7eb/0x2210
[ 69.550632][ C0] ? arp_send+0x90/0x90
[ 69.550910][ C0] ? arch_stack_walk+0x9b/0xf0
[ 69.551303][ C0] ? __lock_acquire+0x449/0x7e0
[ 69.551692][ C0] ? arp_rcv.part.0+0x390/0x390
[ 69.552056][ C0] __netif_receive_skb_one_core+0x108/0x180
[ 69.552509][ C0] ? __netif_receive_skb_list_core+0x980/0x980
[ 69.552976][ C0] ? rcu_is_watching+0x12/0xb0
[ 69.553347][ C0] ? lock_acquire+0x104/0x160
[ 69.553733][ C0] ? netif_receive_skb_internal+0x83/0x340
[ 69.554204][ C0] netif_receive_skb_internal+0xaf/0x340
[ 69.554574][ C0] ? __netif_receive_skb+0x150/0x150
[ 69.554945][ C0] ? mark_held_locks+0x49/0x70
[ 69.555308][ C0] ? _raw_spin_unlock_irqrestore+0x59/0x70
[ 69.555781][ C0] ? lockdep_hardirqs_on+0x7c/0x110
[ 69.556146][ C0] ? rcu_is_watching+0x12/0xb0
[ 69.556514][ C0] netif_receive_skb+0x1b/0x30
[ 69.556903][ C0] nsim_poll+0x28e/0x5c0 [netdevsim]
[ 69.557287][ C0] ? nsim_start_peer_tx_queue.isra.0+0x340/0x340 [netdevsim]
[ 69.557845][ C0] ? rcu_is_watching+0x12/0xb0
[ 69.558211][ C0] __napi_poll.constprop.0+0x9b/0x460
[ 69.558578][ C0] net_rx_action+0x49c/0xd30
[ 69.558966][ C0] ? run_backlog_napi+0x70/0x70
[ 69.559317][ C0] ? clockevents_program_event+0xf3/0x2f0
[ 69.559677][ C0] ? lock_downgrade+0x80/0xb0
[ 69.560034][ C0] ? kvm_clock_get_cycles+0x18/0x30
[ 69.560397][ C0] ? ktime_get+0xba/0x1f0
[ 69.560686][ C0] ? clockevents_program_event+0x1e4/0x2f0
[ 69.561160][ C0] handle_softirqs+0x215/0x610
[ 69.561522][ C0] ? __neigh_event_send+0x2ef/0x1000
[ 69.561882][ C0] do_softirq+0xad/0xe0
[ 69.562145][ C0]
[ 69.562329][ C0]
[ 69.562511][ C0] __local_bh_enable_ip+0x101/0x120
[ 69.562866][ C0] __neigh_event_send+0x2f4/0x1000
[ 69.563222][ C0] neigh_resolve_output+0x439/0x7c0
[ 69.563571][ C0] ? ___neigh_create+0x7ec/0xed0
[ 69.563944][ C0] ip_finish_output2+0x601/0x17c0
[ 69.564299][ C0] ? ip_skb_dst_mtu+0x355/0x820
[ 69.564651][ C0] ? ip_fragment.constprop.0+0x230/0x230
[ 69.565000][ C0] ? ip_skb_dst_mtu+0x35f/0x820
[ 69.565362][ C0] ? __ip_finish_output+0x27/0x2d0
[ 69.566008][ C0] ip_output+0x116/0x320
[ 69.566291][ C0] __ip_queue_xmit+0x6da/0x11d0
[ 69.566660][ C0] ? __skb_clone+0x57a/0x760
[ 69.567027][ C0] __tcp_transmit_skb+0x1856/0x3180
[ 69.567671][ C0] ? __tcp_select_window+0xea0/0xea0
[ 69.568050][ C0] tcp_connect+0xd91/0x1500
[ 69.568416][ C0] tcp_v4_connect+0x11b0/0x1910
[ 69.568792][ C0] ? bpf_iter_init_tcp+0x160/0x160
[ 69.569411][ C0] ? do_raw_spin_lock+0x130/0x270
[ 69.569837][ C0] ? find_held_lock+0x2b/0x80
[ 69.570192][ C0] __inet_stream_connect+0x267/0x9d0
[ 69.570553][ C0] ? __local_bh_enable_ip+0xa9/0x120
[ 69.571167][ C0] ? __inet_stream_connect+0x9d0/0x9d0
[ 69.571518][ C0] inet_stream_connect+0x57/0xa0
[ 69.571880][ C0] __sys_connect+0x1a8/0x260
[ 69.572232][ C0] ? __sys_connect_file+0x1d0/0x1d0
[ 69.572846][ C0] ? do_fcntl+0x786/0x920
[ 69.573117][ C0] ? f_getown+0x270/0x270
[ 69.573387][ C0] ? __rseq_handle_notify_resume+0x2a7/0x400
[ 69.573860][ C0] ? rseq_get_rseq_cs.isra.0+0x650/0x650
[ 69.574236][ C0] __x64_sys_connect+0x72/0xb0
[ 69.574871][ C0] ? lockdep_hardirqs_on+0x7c/0x110
[ 69.575230][ C0] do_syscall_64+0xc1/0xfd0
[ 69.575592][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 69.576311][ C0] RIP: 0033:0x7f2ff33e5d67
[ 69.576698][ C0] Code: 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2a 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 18 89 54 24 0c 48 89 34 24 89
[ 69.578239][ C0] RSP: 002b:00007fff261fb898 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
[ 69.578771][ C0] RAX: ffffffffffffffda RBX: 00005579e10c0cf0 RCX: 00007f2ff33e5d67
[ 69.579291][ C0] RDX: 0000000000000010 RSI: 00007fff261fc210 RDI: 0000000000000007
[ 69.580092][ C0] RBP: 00007fff261fc210 R08: 00007fff261fb8a0 R09: 0000000000000010
[ 69.580618][ C0] R10: 00000000000004d2 R11: 0000000000000246 R12: 0000000000000010
[ 69.581414][ C0] R13: 0000000000000007 R14: 00007fff261fbb40 R15: 00007fff261fc210
[ 69.581957][ C0]
[ 69.582218][ C0] irq event stamp: 85088
[ 69.582478][ C0] hardirqs last enabled at (85096): [] __up_console_sem+0x67/0x70
[ 69.583371][ C0] hardirqs last disabled at (85105): [] __up_console_sem+0x4c/0x70
[ 69.583989][ C0] softirqs last enabled at (83912): [] __neigh_event_send+0x2ef/0x1000
[ 69.584865][ C0] softirqs last disabled at (83913): [] do_softirq+0xad/0xe0
[ 69.585474][ C0] ---[ end trace 0000000000000000 ]---