[Bug 2154492] Re: 25.09: System Kernel Module Tests failing
Matthew Ruffell
2154492 at bugs.launchpad.net
Wed Jul 1 22:09:32 UTC 2026
** Also affects: ovn (Ubuntu Questing)
Importance: Undecided
Status: New
** Changed in: ovn (Ubuntu)
Status: In Progress => Invalid
** Changed in: ovn (Ubuntu Questing)
Status: New => In Progress
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https://bugs.launchpad.net/bugs/2154492
Title:
25.09: System Kernel Module Tests failing
Status in ovn package in Ubuntu:
Invalid
Status in ovn source package in Questing:
In Progress
Bug description:
Failing autopkgtests:
- LR with SNAT fragmentation needed for external server
- DNAT and SNAT on distributed router - N/S - IPv6
- Traffic to router port via LLA
These are due to certain conntrack changes in 6.17, that lead to the
packets being different to what OVS expects (ie larger and with more
data). OVS upstream has a number of commits that fix these, the one of
most importance to this being "conntrack: Fix replace_substring to
handle larger packets". Which is conviniently available as part of OVS
3.6.3, for which we have a point release in progress.
Fix: Depend on openvswitch-switch >= 3.6.3.
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