Hi Joseph, Yes, Ubuntu 16.04.03 has 4.4.0-87-generic kernel and we see the issue on "4.4.0-87-generic" kernel which has "bnxt_en 0.1.24" driver. Hi Joseph, Yes Ubuntu 16.04.03 has 4.4.0-87-generic kernel i tried installing all the below kernels on top of Ubuntu 16.04.03 base Kernel(4.4.0-87-generic) 4.5 final: http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.5-wily/ 4.8 final: http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8/ 4.10 final: http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.10/ Kernel 4.5 has bnxt_en 1.0.0 driver: ==================================== root@ubuntu160403-maaa:~# uname -a Linux ubuntu160403-maaa 4.5.0-040500-generic #201603140130 SMP Mon Mar 14 05:32:22 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux root@ubuntu160403-maaa:~# root@ubuntu160403-maaa:~# root@ubuntu160403-maaa:~# modinfo bnxt_en filename: /lib/modules/4.5.0-040500-generic/kernel/drivers/net/ethernet/broadcom/bnxt/bnxt_en.ko version: 1.0.0 description: Broadcom BCM573xx network driver license: GPL srcversion: 7211E701779D5B8510C6CC8 alias: pci:v000014E4d000016D3sv*sd*bc*sc*i* alias: pci:v000014E4d000016CBsv*sd*bc*sc*i* alias: pci:v000014E4d000016D2sv*sd*bc*sc*i* alias: pci:v000014E4d000016D1sv*sd*bc*sc*i* alias: pci:v000014E4d000016D0sv*sd*bc*sc*i* alias: pci:v000014E4d000016CAsv*sd*bc*sc*i* alias: pci:v000014E4d000016C9sv*sd*bc*sc*i* alias: pci:v000014E4d000016C8sv*sd*bc*sc*i* depends: vxlan intree: Y vermagic: 4.5.0-040500-generic SMP mod_unload modversions Kernel 4.8 has bnxt_en 1.3.0 driver: ==================================== root@ubuntu160403-maaa:~# uname -a Linux ubuntu160403-maaa 4.8.0-040800-generic #201610022031 SMP Mon Oct 3 00:32:57 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux root@ubuntu160403-maaa:~# root@ubuntu160403-maaa:~# modinfo bnxt_en filename: /lib/modules/4.8.0-040800-generic/kernel/drivers/net/ethernet/broadcom/bnxt/bnxt_en.ko version: 1.3.0 description: Broadcom BCM573xx network driver license: GPL srcversion: 6BBCAEB93DCB1C67F3F3479 alias: pci:v000014E4d000016E1sv*sd*bc*sc*i* alias: pci:v000014E4d000016DCsv*sd*bc*sc*i* alias: pci:v000014E4d000016D3sv*sd*bc*sc*i* alias: pci:v000014E4d000016CBsv*sd*bc*sc*i* alias: pci:v000014E4d000016EEsv*sd*bc*sc*i* alias: pci:v000014E4d000016ECsv*sd*bc*sc*i* alias: pci:v000014E4d000016E9sv*sd*bc*sc*i* alias: pci:v000014E4d000016E8sv*sd*bc*sc*i* alias: pci:v000014E4d000016E7sv*sd*bc*sc*i* alias: pci:v000014E4d000016E3sv*sd*bc*sc*i* alias: pci:v000014E4d000016E2sv*sd*bc*sc*i* alias: pci:v000014E4d000016DFsv*sd*bc*sc*i* alias: pci:v000014E4d000016DEsv*sd*bc*sc*i* alias: pci:v000014E4d000016D9sv*sd*bc*sc*i* alias: pci:v000014E4d000016D8sv*sd*bc*sc*i* alias: pci:v000014E4d000016D7sv*sd*bc*sc*i* alias: pci:v000014E4d000016D6sv*sd*bc*sc*i* alias: pci:v000014E4d000016D5sv*sd*bc*sc*i* alias: pci:v000014E4d000016D4sv*sd*bc*sc*i* alias: pci:v000014E4d000016D2sv*sd*bc*sc*i* alias: pci:v000014E4d000016D1sv*sd*bc*sc*i* alias: pci:v000014E4d000016D0sv*sd*bc*sc*i* alias: pci:v000014E4d000016CFsv*sd*bc*sc*i* alias: pci:v000014E4d000016CEsv*sd*bc*sc*i* alias: pci:v000014E4d000016CDsv*sd*bc*sc*i* alias: pci:v000014E4d000016CCsv*sd*bc*sc*i* alias: pci:v000014E4d000016CAsv*sd*bc*sc*i* alias: pci:v000014E4d000016C9sv*sd*bc*sc*i* alias: pci:v000014E4d000016C8sv*sd*bc*sc*i* depends: intree: Y vermagic: 4.8.0-040800-generic SMP mod_unload modversions and Kernel 4.10 has bnxt_en 1.6.0 driver: ======================================== root@ubuntu160403-maaa:~# uname -a Linux ubuntu160403-maaa 4.10.0-041000-generic #201702191831 SMP Sun Feb 19 23:33:19 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux root@ubuntu160403-maaa:~# root@ubuntu160403-maaa:~# modinfo bnxt_en filename: /lib/modules/4.10.0-041000-generic/kernel/drivers/net/ethernet/broadcom/bnxt/bnxt_en.ko version: 1.6.0 description: Broadcom BCM573xx network driver license: GPL srcversion: 4FB343925B8135BC17668E5 alias: pci:v000014E4d000016E5sv*sd*bc*sc*i* alias: pci:v000014E4d000016E1sv*sd*bc*sc*i* alias: pci:v000014E4d000016DCsv*sd*bc*sc*i* alias: pci:v000014E4d000016D3sv*sd*bc*sc*i* alias: pci:v000014E4d000016CBsv*sd*bc*sc*i* alias: pci:v000014E4d000016C1sv*sd*bc*sc*i* alias: pci:v000014E4d000016EFsv*sd*bc*sc*i* alias: pci:v000014E4d000016EEsv*sd*bc*sc*i* alias: pci:v000014E4d000016EDsv*sd*bc*sc*i* alias: pci:v000014E4d000016ECsv*sd*bc*sc*i* alias: pci:v000014E4d000016EBsv*sd*bc*sc*i* alias: pci:v000014E4d000016EAsv*sd*bc*sc*i* alias: pci:v000014E4d000016E9sv*sd*bc*sc*i* alias: pci:v000014E4d000016E8sv*sd*bc*sc*i* alias: pci:v000014E4d000016E7sv*sd*bc*sc*i* alias: pci:v000014E4d000016E3sv*sd*bc*sc*i* alias: pci:v000014E4d000016E2sv*sd*bc*sc*i* alias: pci:v000014E4d000016DFsv*sd*bc*sc*i* alias: pci:v000014E4d000016DEsv*sd*bc*sc*i* alias: pci:v000014E4d000016D9sv*sd*bc*sc*i* alias: pci:v000014E4d000016D8sv*sd*bc*sc*i* alias: pci:v000014E4d000016D7sv*sd*bc*sc*i* alias: pci:v000014E4d000016D6sv*sd*bc*sc*i* alias: pci:v000014E4d000016D5sv*sd*bc*sc*i* alias: pci:v000014E4d000016D4sv*sd*bc*sc*i* alias: pci:v000014E4d000016D2sv*sd*bc*sc*i* alias: pci:v000014E4d000016D1sv*sd*bc*sc*i* alias: pci:v000014E4d000016D0sv*sd*bc*sc*i* alias: pci:v000014E4d000016CFsv*sd*bc*sc*i* alias: pci:v000014E4d000016CEsv*sd*bc*sc*i* alias: pci:v000014E4d000016CDsv*sd*bc*sc*i* alias: pci:v000014E4d000016CCsv*sd*bc*sc*i* alias: pci:v000014E4d000016CAsv*sd*bc*sc*i* alias: pci:v000014E4d000016C9sv*sd*bc*sc*i* alias: pci:v000014E4d000016C8sv*sd*bc*sc*i* alias: pci:v000014E4d000016C0sv*sd*bc*sc*i* depends: intree: Y vermagic: 4.10.0-041000-generic SMP mod_unload So, below is the summary of what i have tried till now. 4.13.0-041300-generic, 4.12.0-041200-generic, 4.11.0-041100-generic kernels have bnxt_en 1.7.0 driver. 4.10.0-041100-generic kernel has bnxt_en 1.6.0 driver. 4.8.0-040800-generic kernel has bnxt_en 1.3.0 driver. 4.5.0-040500-generic kernel has bnxt_en 1.0.0 driver. both 4.4.0-87-generic & 4.4.0-040400-generic kernels has bnxt_en 0.1.24 driver where we see this issue.