Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: linux-aws (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/2058480
Title:
[Ubuntu 22.04.4/linux-image-6.5.0-1014-aws] Kernel outputs "UBSAN:
array-index-out-of-bounds in /build/linux-aws-6.5-4tw9h1/linux-
aws-6.5-6.5.0/drivers/net/xen-netfront.c:349:9 " multiple times,
especially during boot
Status in linux package in Ubuntu:
Confirmed
Status in linux-aws package in Ubuntu:
Confirmed
Bug description:
A newly launched Ubuntu 22.04.4 EC2 instance outputs "UBSAN: array-
index-out-of-bounds in /build/linux-aws-6.5-4tw9h1/linux-
aws-6.5-6.5.0/drivers/net/xen-netfront.c:349:9" multiple times,
especially during boot.
Reproducing step:
- Launch an Ubuntu 22.04.4 EC2 instance with the instance type t2.*.
Additional Info:
- Please use t2 instance to make sure to use xen-netfront as a network device.
- This messages similar to
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2058477, which is related
to netvsc.c
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