The same issue is reproducible on Ubuntu 26.10 amd64.
$ uname -p
unknown
$ gnuuname -p
x86_64
** Summary changed:
- uname -p fails to report architecture
+ [SRU] uname -p fails to report architecture
** Also affects: rust-coreutils (Ubuntu Stonking)
Importance: Undecided
Status: New
** Also affects: rust-coreutils (Ubuntu Resolute)
Importance: Undecided
Status: New
** Tags added: apport-collected stonking wayland-session
** Description changed:
On a Ubuntu 26.04 system I see:
target:/tmp$ gnuuname -p
riscv64
target:/tmp$ uname -p
unknown
According to `uname --help` the -p option is not supported at all.
This lets lmbench-run fail.
+ ---
+ ProblemType: Bug
+ ApportVersion: 2.36.0-0ubuntu1
+ Architecture: amd64
+ CasperMD5CheckResult: unknown
+ CurrentDesktop: KDE
+ DistroRelease: Ubuntu 26.10
+ InstallationDate: Installed on 2025-07-10 (425 days ago)
+ InstallationMedia: Kubuntu 25.10 "Questing Quokka" - Daily amd64 (20250710)
+ NonfreeKernelModules: zfs
+ Package: rust-coreutils 0.10.0-1ubuntu1
+ PackageArchitecture: amd64
+ ProcVersionSignature: Ubuntu 7.0.0-27.27-generic 7.0.6
+ Tags: stonking wayland-session
+ Uname: Linux 7.0.0-27-generic x86_64
+ UpgradeStatus: Upgraded to stonking on 2026-07-08 (62 days ago)
+ UserGroups: adm audio cdrom dialout dip kvm libvirt lpadmin lxd plugdev
sambashare sispmctl sudo video
+ _MarkForUpload: True
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https://bugs.launchpad.net/bugs/2166793
Title:
[SRU] uname -p fails to report architecture
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