p4emu login: [  171.272491] BUG: kernel NULL pointer dereference, address: 0000000000000000
[  171.274678] #PF: supervisor read access in kernel mode
[  171.276216] #PF: error_code(0x0000) - not-present page
[  171.277732] PGD 0 P4D 0 
[  171.278531] Oops: Oops: 0000 [#1] SMP NOPTI
[  171.279806] CPU: 3 UID: 1 PID: 798 Comm: a.out Not tainted 6.17.2-cloud-amd64 #1 PREEMPT(lazy)  Debian 6.17.2-1~exp1 
[  171.282885] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.17.0-debian-1.17.0-1 04/01/2014
[  171.285663] RIP: 0010:xsk_destruct_skb+0xd5/0x180
[  171.288015] Code: 48 89 df 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f e9 1f a5 d9 ff 48 8b 43 30 4c 8d 4b 30 48 89 c7 49 39 c1 74 bf 4c 8d 60 f8 <48> 8b 00 4c 89 3c 24 4d 89 cf 48 89 5c 24 08 89 d3 48 89 74 24 10
[  171.293459] RSP: 0018:ffffcb43c0160d48 EFLAGS: 00010086
[  171.295023] RAX: 0000000000000000 RBX: ffff8a660484e500 RCX: 0000000000000000
[  171.297112] RDX: 0000000000000000 RSI: 0000000000000246 RDI: 0000000000000000
[  171.299266] RBP: 0000000000000001 R08: ffff8a66023b4780 R09: ffff8a660484e530
[  171.301348] R10: 0000000000000000 R11: fffff1384008ed00 R12: fffffffffffffff8
[  171.303453] R13: ffff8a667ddb2c50 R14: ffff8a6603c59400 R15: ffff8a6603c594e8
[  171.305609] FS:  00007fd4cdcad740(0000) GS:ffff8a66c87ee000(0000) knlGS:0000000000000000
[  171.307969] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  171.309663] CR2: 0000000000000000 CR3: 000000000593e003 CR4: 0000000000372ef0
[  171.311756] Call Trace:
[  171.313372]  <IRQ>
[  171.314083]  ? napi_complete_done+0x82/0x1c0
[  171.315355]  ip_rcv_core+0x1bd/0x350
[  171.316400]  ip_rcv+0x30/0x1f0
[  171.317303]  __netif_receive_skb_one_core+0x85/0xa0
[  171.318720]  process_backlog+0x87/0x130
[  171.319804]  __napi_poll+0x2e/0x1e0
[  171.320776]  net_rx_action+0x338/0x420
[  171.321816]  handle_softirqs+0xd4/0x310
[  171.322885]  do_softirq.part.0+0x3b/0x60
[  171.323949]  </IRQ>
[  171.324510]  <TASK>
[  171.325070]  __local_bh_enable_ip+0x60/0x70
[  171.326122]  __dev_direct_xmit+0x146/0x1e0
[  171.327208]  __xsk_generic_xmit+0x4a7/0xba0
[  171.328253]  ? obj_cgroup_charge_account+0x145/0x420
[  171.329506]  xsk_sendmsg+0xe3/0x1c0
[  171.330424]  __sys_sendto+0x1f2/0x200
[  171.331380]  __x64_sys_sendto+0x24/0x30
[  171.332351]  do_syscall_64+0x82/0x2f0
[  171.333308]  ? ttwu_queue_wakelist+0x13d/0x230
[  171.334449]  ? set_task_cpu+0xc4/0x1d0
[  171.335449]  ? _raw_spin_unlock_irqrestore+0xe/0x40
[  171.336685]  ? try_to_wake_up+0x371/0x8b0
[  171.337696]  ? kick_pool+0x5f/0x180
[  171.338643]  ? __tty_insert_flip_string_flags+0x93/0x120
[  171.339978]  ? tty_insert_flip_string_and_push_buffer+0x8d/0xc0
[  171.341477]  ? remove_wait_queue+0x24/0x60
[  171.342552]  ? _raw_spin_unlock_irqrestore+0xe/0x40
[  171.343788]  ? n_tty_write+0x3e1/0x550
[  171.344746]  ? _raw_spin_unlock_irqrestore+0xe/0x40
[  171.345974]  ? __wake_up+0x44/0x60
[  171.346880]  ? file_tty_write.isra.0+0x211/0x2c0
[  171.348058]  ? vfs_write+0x25a/0x480
[  171.348975]  ? ksys_write+0x73/0xf0
[  171.349868]  ? do_syscall_64+0xbb/0x2f0
[  171.350877]  ? do_user_addr_fault+0x21a/0x690
[  171.351993]  ? exc_page_fault+0x74/0x180
[  171.353032]  entry_SYSCALL_64_after_hwframe+0x76/0x7e
[  171.354303] RIP: 0033:0x7fd4cdeb6687
[  171.355252] Code: 48 89 fa 4c 89 df e8 58 b3 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[  171.359811] RSP: 002b:00007ffcfccf4800 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  171.361671] RAX: ffffffffffffffda RBX: 00007fd4cdcad740 RCX: 00007fd4cdeb6687
[  171.363457] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
[  171.365232] RBP: 00007ffcfccf4ad0 R08: 0000000000000000 R09: 0000000000000000
[  171.367016] R10: 0000000000000040 R11: 0000000000000202 R12: 0000000000000000
[  171.368807] R13: 00007ffcfccf4bf8 R14: 00007fd4ce082000 R15: 00005646beb2adc8
[  171.370582]  </TASK>
[  171.371203] Modules linked in: veth intel_rapl_msr intel_rapl_common binfmt_misc iosf_mbi kvm_intel kvm irqbypass ghash_clmulni_intel aesni_intel rapl button evdev sg efi_pstore configfs nfnetlink vsock_loopback vmw_vsock_virtio_transport_common vmw_vsock_vmci_transport vsock vmw_vmci qemu_fw_cfg autofs4 sr_mod sd_mod cdrom ata_generic ata_piix libata virtio_net scsi_mod net_failover serio_raw failover scsi_common
[  171.380065] CR2: 0000000000000000
[  171.380992] ---[ end trace 0000000000000000 ]---
[  171.382231] RIP: 0010:xsk_destruct_skb+0xd5/0x180
[  171.383454] Code: 48 89 df 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f e9 1f a5 d9 ff 48 8b 43 30 4c 8d 4b 30 48 89 c7 49 39 c1 74 bf 4c 8d 60 f8 <48> 8b 00 4c 89 3c 24 4d 89 cf 48 89 5c 24 08 89 d3 48 89 74 24 10
[  171.388004] RSP: 0018:ffffcb43c0160d48 EFLAGS: 00010086
[  171.389300] RAX: 0000000000000000 RBX: ffff8a660484e500 RCX: 0000000000000000
[  171.391131] RDX: 0000000000000000 RSI: 0000000000000246 RDI: 0000000000000000
[  171.392879] RBP: 0000000000000001 R08: ffff8a66023b4780 R09: ffff8a660484e530
[  171.394689] R10: 0000000000000000 R11: fffff1384008ed00 R12: fffffffffffffff8
[  171.396490] R13: ffff8a667ddb2c50 R14: ffff8a6603c59400 R15: ffff8a6603c594e8
[  171.398252] FS:  00007fd4cdcad740(0000) GS:ffff8a66c87ee000(0000) knlGS:0000000000000000
[  171.400259] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  171.401669] CR2: 0000000000000000 CR3: 000000000593e003 CR4: 0000000000372ef0
[  171.403446] Kernel panic - not syncing: Fatal exception in interrupt
[  171.405183] Kernel Offset: 0x31c00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[  171.407880] Rebooting in 10 seconds..
