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[Bug 1832634] Re: libhugetlbfs FAIL small_const is not hugepage

To: canonical-ubuntu-qa@xxxxxxxxxxxxxxxxxxx
From: Jürg Häfliger <1832634@xxxxxxxxxxxxxxxxxx>
Date: Fri, 18 Apr 2025 15:41:16 -0000
Reply-to: Bug 1832634 <1832634@xxxxxxxxxxxxxxxxxx>
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** Tags added: kernel-daily-bug

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https://bugs.launchpad.net/bugs/1832634

Title:
  libhugetlbfs FAIL small_const is not hugepage

Status in ubuntu-kernel-tests:
  Fix Released
Status in linux package in Ubuntu:
  Invalid
Status in linux source package in Eoan:
  Invalid

Bug description:
  Series: Eoan
  Kernel: 5.2.0-4.5-generic
  Metal Or Clouds Affected: (Bare Metal Intel) & AWS
  Instance Type: Any

  This bug has been seen in prior series, however not really officially tracked  and followed up on. We will do that here. 
   
  libhugetlbfs fails with the following.

  06/12 18:56:14 DEBUG|     utils:0153| [stdout] linkhuge_rw (2M: 64):	PASS
  06/12 18:56:15 DEBUG|     utils:0153| [stdout] HUGETLB_ELFMAP=R linkhuge_rw (2M: 64):	FAIL	small_const is not hugepage
  06/12 18:56:15 DEBUG|     utils:0153| [stdout] HUGETLB_ELFMAP=W linkhuge_rw (2M: 64):
  06/12 18:56:15 DEBUG|     utils:0153| [stdout] HUGETLB_ELFMAP=RW linkhuge_rw (2M: 64):	FAIL	small_data is not hugepage
  06/12 18:56:15 DEBUG|     utils:0153| [stdout] HUGETLB_ELFMAP=no linkhuge_rw (2M: 64):	PASS
  06/12 18:56:15 DEBUG|     utils:0153| [stdout] HUGETLB_ELFMAP=R HUGETLB_MINIMAL_COPY=no linkhuge_rw (2M: 64):	FAIL	small_const is not hugepage
  06/12 18:56:16 DEBUG|     utils:0153| [stdout] HUGETLB_ELFMAP=W HUGETLB_MINIMAL_COPY=no linkhuge_rw (2M: 64):	FAIL	small_data is not hugepage
  06/12 18:56:16 DEBUG|     utils:0153| [stdout] HUGETLB_ELFMAP=RW HUGETLB_MINIMAL_COPY=no linkhuge_rw (2M: 64):	FAIL	small_data is not hugepage
  06/12 18:56:16 DEBUG|     utils:0153| [stdout] HUGETLB_SHARE=0 HUGETLB_ELFMAP=R linkhuge_rw (2M: 64):	FAIL	small_const is not hugepage
  06/12 18:56:17 DEBUG|     utils:0153| [stdout] HUGETLB_SHARE=1 HUGETLB_ELFMAP=R linkhuge_rw (2M: 64):	FAIL	small_const is not hugepage
  06/12 18:56:17 DEBUG|     utils:0153| [stdout] HUGETLB_SHARE=0 HUGETLB_ELFMAP=W linkhuge_rw (2M: 64):
  06/12 18:56:17 DEBUG|     utils:0153| [stdout] HUGETLB_SHARE=1 HUGETLB_ELFMAP=W linkhuge_rw (2M: 64):
  06/12 18:56:17 DEBUG|     utils:0153| [stdout] HUGETLB_SHARE=0 HUGETLB_ELFMAP=RW linkhuge_rw (2M: 64):	FAIL	small_data is not hugepage
  06/12 18:56:17 DEBUG|     utils:0153| [stdout] HUGETLB_SHARE=1 HUGETLB_ELFMAP=RW linkhuge_rw (2M: 64):	FAIL	small_data is not hugepage
  06/12 18:56:17 DEBUG|     utils:0153| [stdout] chunk-overcommit (2M: 64):	PASS

  Full logs attached.

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