** Changed in: systemd (Ubuntu Impish)
Status: New => Fix Released
** Changed in: systemd (Ubuntu Hirsute)
Status: New => Fix Released
** Changed in: systemd (Ubuntu Groovy)
Status: New => Fix Released
** Description changed:
+ [Impact]
+ When running with the HWE kernel (5.4 didn't support altnames), altnames
containing garbage (uninitialized memory) may get assigned to a NIC. This is
100% reproducible on arm64.
- [Bug Description]
- use ubuntu 20.04.2 to net card set VF and altname display blurred character
-
- [Steps to Reproduce]
+ [Test Case]
1) echo 1 > /sys/class/net/enp189s0f0/device/sriov_numvfs
2) ip a
3)
10: eno1v0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group
default qlen 1000
- link/ether 1e:d8:e1:e9:ae:25 brd ff:ff:ff:ff:ff:ff
- altname @▒ު▒
- altname enp125s0f0v0
+ link/ether 1e:d8:e1:e9:ae:25 brd ff:ff:ff:ff:ff:ff
+ altname @▒ު▒
+ altname enp125s0f0v0
11: enp189s0f0v0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group
default qlen 1000
- link/ether 76:ea:f4:65:dd:33 brd ff:ff:ff:ff:ff:ff
- altname ▒b▒ު▒
- altname ▒▒▒▒▒▒
+ link/ether 76:ea:f4:65:dd:33 brd ff:ff:ff:ff:ff:ff
+ altname ▒b▒ު▒
+ altname ▒▒▒▒▒▒
- [Actual Results]
- altname ▒b▒ު▒
- altname ▒▒▒▒▒▒
+ [Fix]
+ There's a one liner upstream fix that simply initializes a variable:
+
https://github.com/systemd/systemd/commit/61fd7d6720c562c88ab79062ff8d131e5e3c7b1b
- [Expected Results]
- ok
- [Reproducibility]
- 100%
-
- [Additional information]
- (Firmware version, kernel version, affected hardware, etc. if required):
-
- [Resolution]
+ [What Could Go Wrong]
+ TBD
** Changed in: systemd (Ubuntu Focal)
Status: New => In Progress
** Changed in: systemd (Ubuntu Focal)
Assignee: (unassigned) => dann frazier (dannf)
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https://bugs.launchpad.net/bugs/1933402
Title:
net card set VF and altname display blurred character
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