I'm still seeing this issue on the 4.15.0-39-generic kernel:
[467738.375137] e1000 0000:05:01.0 enp5s1f0: Detected Tx Unit Hang Tx Queue <0> TDH <44> TDT <44> next_to_use <44> next_to_clean <25> buffer_info[next_to_clean] time_stamp <106f70e55> next_to_watch <26> jiffies <106f70ff8> next_to_watch.status <0> [467740.391180] e1000 0000:05:01.0 enp5s1f0: Detected Tx Unit Hang Tx Queue <0> TDH <44> TDT <44> next_to_use <44> next_to_clean <25> buffer_info[next_to_clean] time_stamp <106f70e55> next_to_watch <26> jiffies <106f711f0> next_to_watch.status <0> [467742.407313] e1000 0000:05:01.0 enp5s1f0: Detected Tx Unit Hang Tx Queue <0> TDH <44> TDT <44> next_to_use <44> next_to_clean <25> buffer_info[next_to_clean] time_stamp <106f70e55> next_to_watch <26> jiffies <106f713e8> next_to_watch.status <0> [467744.423373] e1000 0000:05:01.0 enp5s1f0: Detected Tx Unit Hang Tx Queue <0> TDH <44> TDT <44> next_to_use <44> next_to_clean <25> buffer_info[next_to_clean] time_stamp <106f70e55> next_to_watch <26> jiffies <106f715e0> next_to_watch.status <0> [467745.319133] e1000 0000:05:01.0 enp5s1f0: Reset adapter
05:01.0 Ethernet controller: Intel Corporation 82546EB Gigabit Ethernet Controller (Copper) (rev 03) Subsystem: Intel Corporation PRO/1000 MT Dual Port Server Adapter Flags: bus master, 66MHz, medium devsel, latency 32, IRQ 16 Memory at f7220000 (64-bit, non-prefetchable) [size=128K] Memory at f71c0000 (64-bit, non-prefetchable) [size=256K] I/O ports at d040 [size=64] Expansion ROM at f7180000 [disabled] [size=256K] Capabilities: [dc] Power Management version 2 Capabilities: [e4] PCI-X non-bridge device Capabilities: [f0] MSI: Enable- Count=1/1 Maskable- 64bit+ Kernel driver in use: e1000 Kernel modules: e1000
05:01.1 Ethernet controller: Intel Corporation 82546EB Gigabit Ethernet Controller (Copper) (rev 03) Subsystem: Intel Corporation PRO/1000 MT Dual Port Server Adapter Flags: bus master, 66MHz, medium devsel, latency 32, IRQ 17 Memory at f7200000 (64-bit, non-prefetchable) [size=128K] Memory at f7140000 (64-bit, non-prefetchable) [size=256K] I/O ports at d000 [size=64] Expansion ROM at f7100000 [disabled] [size=256K] Capabilities: [dc] Power Management version 2 Capabilities: [e4] PCI-X non-bridge device Capabilities: [f0] MSI: Enable- Count=1/1 Maskable- 64bit+ Kernel driver in use: e1000 Kernel modules: e1000
This is a dual-port adapter, but I also saw the issue with the on-board i217 chip too.
I'm still seeing this issue on the 4.15.0-39-generic kernel:
[467738.375137] e1000 0000:05:01.0 enp5s1f0: Detected Tx Unit Hang
Tx Queue <0>
TDH <44>
TDT <44>
next_ to_use <44>
next_ to_clean <25>
buffer_ info[next_ to_clean]
time_ stamp <106f70e55>
next_ to_watch <26>
jiffies <106f70ff8>
next_ to_watch. status <0>
Tx Queue <0>
TDH <44>
TDT <44>
next_ to_use <44>
next_ to_clean <25>
buffer_ info[next_ to_clean]
time_ stamp <106f70e55>
next_ to_watch <26>
jiffies <106f711f0>
next_ to_watch. status <0>
Tx Queue <0>
TDH <44>
TDT <44>
next_ to_use <44>
next_ to_clean <25>
buffer_ info[next_ to_clean]
time_ stamp <106f70e55>
next_ to_watch <26>
jiffies <106f713e8>
next_ to_watch. status <0>
Tx Queue <0>
TDH <44>
TDT <44>
next_ to_use <44>
next_ to_clean <25>
buffer_ info[next_ to_clean]
time_ stamp <106f70e55>
next_ to_watch <26>
jiffies <106f715e0>
next_ to_watch. status <0>
[467740.391180] e1000 0000:05:01.0 enp5s1f0: Detected Tx Unit Hang
[467742.407313] e1000 0000:05:01.0 enp5s1f0: Detected Tx Unit Hang
[467744.423373] e1000 0000:05:01.0 enp5s1f0: Detected Tx Unit Hang
[467745.319133] e1000 0000:05:01.0 enp5s1f0: Reset adapter
05:01.0 Ethernet controller: Intel Corporation 82546EB Gigabit Ethernet Controller (Copper) (rev 03)
Subsystem: Intel Corporation PRO/1000 MT Dual Port Server Adapter
Flags: bus master, 66MHz, medium devsel, latency 32, IRQ 16
Memory at f7220000 (64-bit, non-prefetchable) [size=128K]
Memory at f71c0000 (64-bit, non-prefetchable) [size=256K]
I/O ports at d040 [size=64]
Expansion ROM at f7180000 [disabled] [size=256K]
Capabilities: [dc] Power Management version 2
Capabilities: [e4] PCI-X non-bridge device
Capabilities: [f0] MSI: Enable- Count=1/1 Maskable- 64bit+
Kernel driver in use: e1000
Kernel modules: e1000
05:01.1 Ethernet controller: Intel Corporation 82546EB Gigabit Ethernet Controller (Copper) (rev 03)
Subsystem: Intel Corporation PRO/1000 MT Dual Port Server Adapter
Flags: bus master, 66MHz, medium devsel, latency 32, IRQ 17
Memory at f7200000 (64-bit, non-prefetchable) [size=128K]
Memory at f7140000 (64-bit, non-prefetchable) [size=256K]
I/O ports at d000 [size=64]
Expansion ROM at f7100000 [disabled] [size=256K]
Capabilities: [dc] Power Management version 2
Capabilities: [e4] PCI-X non-bridge device
Capabilities: [f0] MSI: Enable- Count=1/1 Maskable- 64bit+
Kernel driver in use: e1000
Kernel modules: e1000
This is a dual-port adapter, but I also saw the issue with the on-board i217 chip too.