** Description changed: - Description: + [ Impact ] + + Glibc arch level is not recognized correctly on IBM z17 instances. + + Add detection for machine types 0x9175 and 0x9176 and set ELF platform + name to z17. + + [ Fix ] + + Backport the following commit from upstream: + - 8231a0e63240 s390: Add z17 elf platform + + [ Test Plan ] + + Boot on a z17 instance and execute: + $ LD_SHOW_AUXV=1 id | grep AT_PLATFORM + + This must return z17. + + [ Where Problems Could Occur ] + + The fix just adds some cases on a switch statement, + the regression potential therefore is really low. + + --- + + Description: kernel: Fix z17 elf platform recognition - Symptom: + Symptom: glibc arch level is not recognized correctly on z17 - Problem: + Problem: z17 machine type is not known to the kernel - Reproduction: + Reproduction: LD_SHOW_AUXV=1 id | grep AT_PLATFORM Solution: Add z17 elf platform Upstream-ID: 8231a0e632405a03018034848d3c4620d7ba1dca Author: <[email protected]> Component: kernel
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/2114450 Title: [UBUNTU 22.04] kernel: Fix z17 elf platform recognition Status in Ubuntu on IBM z Systems: Triaged Status in linux package in Ubuntu: Invalid Status in linux source package in Jammy: In Progress Status in linux source package in Noble: In Progress Status in linux source package in Oracular: Won't Fix Status in linux source package in Plucky: In Progress Status in linux source package in Questing: Invalid Bug description: [ Impact ] Glibc arch level is not recognized correctly on IBM z17 instances. Add detection for machine types 0x9175 and 0x9176 and set ELF platform name to z17. [ Fix ] Backport the following commit from upstream: - 8231a0e63240 s390: Add z17 elf platform [ Test Plan ] Boot on a z17 instance and execute: $ LD_SHOW_AUXV=1 id | grep AT_PLATFORM This must return z17. [ Where Problems Could Occur ] The fix just adds some cases on a switch statement, the regression potential therefore is really low. --- Description: kernel: Fix z17 elf platform recognition Symptom: glibc arch level is not recognized correctly on z17 Problem: z17 machine type is not known to the kernel Reproduction: LD_SHOW_AUXV=1 id | grep AT_PLATFORM Solution: Add z17 elf platform Upstream-ID: 8231a0e632405a03018034848d3c4620d7ba1dca Author: <[email protected]> Component: kernel To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-z-systems/+bug/2114450/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
