Changes between Initial Version and Version 1 of Ticket #16960, comment 6
- Timestamp:
- 09/09/2017 01:16:55 AM (5 years ago)
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Ticket #16960, comment 6
initial v1 3 3 It seems like there is a bug (???) with Intel PRO/1000 MT Desktop (82540EM), enabled GSO/TSO (by default for this NIC) and configured VLAN. It doesn't matter which "Attached to" type is used (Internal Network or Bridged Adapter). 4 4 5 There is a simple scheme to reproduce this behavior. 6 VM-1: 7 Intel PRO/1000 MT Desktop (82540EM) 5 There is a simple scheme to reproduce this behavior.[[BR]] 6 VM-1:[[BR]] 7 Intel PRO/1000 MT Desktop (82540EM)[[BR]] 8 8 Ubuntu Server + Wget 9 {{{ 9 10 ip l a l eth0 name eth0.100 type vlan id 100 10 11 ip a a 10.10.10.10/24 dev eth0.100 11 12 ip l s eth0.100 up 13 }}} 12 14 13 VM-2: 14 Intel PRO/1000 MT Desktop (82540EM) 15 VM-2:[[BR]] 16 Intel PRO/1000 MT Desktop (82540EM)[[BR]] 15 17 Ubuntu Server + Apache (default page, ~10KiB) 18 {{{ 16 19 ip l a l eth0 name eth0.100 type vlan id 100 17 20 ip a a 10.10.10.20/24 dev eth0.100 18 21 ip l s eth0.100 up 22 }}} 19 23 20 24 Now, if you try to wget 10.10.10.20 from 10.10.10.10, VM-2 will be crashed and the host will be frozen completely a few moments later. Sometimes a window with an error appears (see error.png attachment).