ubuntu_kernel_selftests:net:udpgso_bench.sh: udpgso_bench_tx: sendmsg: No buffer space available on arm64

Bug #1960907 reported by Krzysztof Kozlowski
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
ubuntu-kernel-tests
In Progress
Medium
Andrei Gherzan

Bug Description

d2022.02.03/jammy/linux-realtime/5.15.0-1005.5 only on helo-kernel.arm64 instance (other arm64 looked fine):

15:33:24 DEBUG| [stdout] # selftests: net: udpgso_bench.sh
...
15:33:54 DEBUG| [stdout] # ipv6
15:33:54 DEBUG| [stdout] # tcp
...
15:34:07 DEBUG| [stdout] # udp gso zerocopy
15:34:08 DEBUG| [stdout] # udp rx: 731 MB/s 533611 calls/s
15:34:08 DEBUG| [stdout] # udp tx: 801 MB/s 13591 calls/s 13591 msg/s
15:34:09 DEBUG| [stdout] # udp rx: 845 MB/s 616594 calls/s
15:34:09 DEBUG| [stdout] # udp tx: 847 MB/s 14379 calls/s 14379 msg/s
15:34:10 DEBUG| [stdout] # ./udpgso_bench_tx: sendmsg: No buffer space available

Revision history for this message
Krzysztof Kozlowski (krzk) wrote :
tags: added: 5.15 arm64 jammy realtime ubuntu-kernel-selftests
Revision history for this message
Andrei Gherzan (agherzan) wrote :

I hit this in a kinetic VM instance (x86_64), kernel 5.19.0-28.

Changed in ubuntu-kernel-tests:
status: New → Confirmed
assignee: nobody → Andrei Gherzan (agherzan)
status: Confirmed → In Progress
Revision history for this message
Andrei Gherzan (agherzan) wrote :
Revision history for this message
Andrei Gherzan (agherzan) wrote :
Changed in ubuntu-kernel-tests:
importance: Undecided → Medium
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