Neterion X3120 Dual-Port DA 10GbE Server Adapter vxge.ko can work nicely for kernel version 4.1 (I tried 4.1.44) However, for any version beyond that (I tried 4.4, 4.8, 4.13) The card can be initiated. But when I tried to do some network transfer (for example, ssh) I saw something like.... (I tried debian / ubuntu / mint / proxmox and on 3 different machines) [ 37.852007] NETDEV WATCHDOG: enp1s0f0 (vxge): transmit queue 2 timed out [ 37.852045] ------------[ cut here ]------------ [ 37.852051] WARNING: CPU: 2 PID: 0 at net/sched/sch_generic.c:316 dev_watchdog+0x21f/0x230 [ 37.852052] Modules linked in: ip_set ip6table_filter ip6_tables iptable_filter softdog nfnetlink_log nfnetlink nls_iso8859_1 dm_thin_pool dm_persistent_data dm_bio_prison dm_bufio libcrc32c snd_hda_codec_hdmi edac_mce_amd zfs(PO) nouveau kvm_amd kvm zunicode(PO) zavl( PO) icp(PO) irqbypass ttm snd_hda_codec_realtek eeepc_wmi asus_wmi sparse_keymap wmi_bmof video mxm_wmi crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc snd_hda_codec_generic snd_hda_intel aesni_intel snd_hda_codec aes_x86_64 snd_hda_core crypto_simd glue_helper snd _hwdep cryptd drm_kms_helper snd_pcm snd_timer zcommon(PO) snd znvpair(PO) drm i2c_algo_bit fb_sys_fops syscopyarea spl(O) k10temp sysfillrect fam15h_power sysimgblt pcspkr soundcore shpchp tpm_infineon mac_hid wmi vhost_net vhost tap ib_iser rdma_cm iw_cm ib_cm ib_core [ 37.852087] iscsi_tcp libiscsi_tcp sunrpc libiscsi scsi_transport_iscsi ip_tables x_tables autofs4 btrfs xor raid6_pq r8169 mii i2c_piix4 ahci libahci vxge [ 37.852097] CPU: 2 PID: 0 Comm: swapper/2 Tainted: P O 4.13.4-1-pve #1 [ 37.852099] Hardware name: To be filled by O.E.M. To be filled by O.E.M./M5A99FX PRO R2.0, BIOS 0403 05/23/2012 [ 37.852100] task: ffff92777944ae80 task.stack: ffffa14dc06a0000 [ 37.852103] RIP: 0010:dev_watchdog+0x21f/0x230 [ 37.852105] RSP: 0018:ffff92777ec83e58 EFLAGS: 00010282 [ 37.852107] RAX: 000000000000003c RBX: 0000000000000002 RCX: 0000000000000000 [ 37.852108] RDX: 0000000000000000 RSI: 00000000000000f6 RDI: 0000000000000300 [ 37.852110] RBP: ffff92777ec83e88 R08: 0000000000000001 R09: 00000000000004f7 [ 37.852111] R10: ffff92777ec91f70 R11: 00000000000004f7 R12: 0000000000000003 [ 37.852113] R13: 0000000000000002 R14: ffff927770250000 R15: ffff927770cce700 [ 37.852115] FS: 0000000000000000(0000) GS:ffff92777ec80000(0000) knlGS:0000000000000000 [ 37.852117] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.852119] CR2: 00007f6708a89a44 CR3: 0000000138196000 CR4: 00000000000406e0 [ 37.852122] Call Trace: [ 37.852125] <IRQ> [ 37.852128] ? qdisc_rcu_free+0x50/0x50 [ 37.852131] call_timer_fn+0x35/0x130 [ 37.852134] run_timer_softirq+0x1e1/0x450 [ 37.852139] ? ktime_get+0x40/0xa0 [ 37.852141] ? lapic_next_event+0x1d/0x30 [ 37.852144] ? clockevents_program_event+0x7a/0xf0 [ 37.852147] __do_softirq+0x104/0x28f [ 37.852150] irq_exit+0xb6/0xc0 [ 37.852152] smp_apic_timer_interrupt+0x3d/0x50 [ 37.852154] apic_timer_interrupt+0x89/0x90 [ 37.852158] RIP: 0010:native_safe_halt+0x6/0x10 [ 37.852159] RSP: 0018:ffffa14dc06a3de0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10 [ 37.852161] RAX: 0000000000000000 RBX: ffff92777902b800 RCX: 000000000000001f [ 37.852163] RDX: 4ec4ec4ec4ec4ec5 RSI: 0000000000000034 RDI: ffff92777902b864 [ 37.852164] RBP: ffffa14dc06a3de0 R08: 0000000000000251 R09: 0000000000000014 [ 37.852166] R10: ffffa14dc06a3e30 R11: 0000000000000245 R12: ffff92777902b864 [ 37.852167] R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000001 [ 37.852169] </IRQ> [ 37.852172] acpi_safe_halt.part.5+0xe/0x20 [ 37.852175] acpi_idle_do_entry+0x38/0x50 [ 37.852178] acpi_idle_enter+0x115/0x2d0 [ 37.852181] ? sched_clock+0x9/0x10 [ 37.852185] cpuidle_enter_state+0xf2/0x2c0 [ 37.852187] cpuidle_enter+0x17/0x20 [ 37.852189] call_cpuidle+0x23/0x40 [ 37.852192] do_idle+0x199/0x200 [ 37.852194] cpu_startup_entry+0x73/0x80 [ 37.852197] start_secondary+0x156/0x190 [ 37.852200] secondary_startup_64+0x9f/0x9f [ 37.852201] Code: 63 8e 60 04 00 00 eb 95 4c 89 f7 c6 05 64 bf 80 00 01 e8 65 5a fd ff 89 d9 48 89 c2 4c 89 f6 48 c7 c7 78 ac 15 8f e8 62 87 8d ff <0f> ff eb c3 0f 1f 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 [ 37.852224] ---[ end trace 22f8d164f3981b70 ]---