Syzbot CI

Subject	Another attempt at HVO support on arm64
Author	jthoughton@google.com
Date	2026-07-08 03:11:11 +0000 UTC
Version
Cc	akpm@linux-foundation.org catalin.marinas@arm.com david@kernel.org fvdl@google.com jthoughton@google.com linu.cherian@arm.com linux-arm-kernel@lists.infradead.org linux-kernel@vger.kernel.org linux-mm@kvack.org mark.rutland@arm.com muchun.song@linux.dev nikos.nikoleris@arm.com osalvador@suse.de rientjes@google.com ryan.roberts@arm.com sunnanyong@huawei.com will@kernel.org yuzhao@google.com

Subject

Author

jthoughton@google.com

Date

2026-07-08 03:11:11 +0000 UTC

Version

akpm@linux-foundation.org catalin.marinas@arm.com david@kernel.org fvdl@google.com jthoughton@google.com linu.cherian@arm.com linux-arm-kernel@lists.infradead.org linux-kernel@vger.kernel.org linux-mm@kvack.org mark.rutland@arm.com muchun.song@linux.dev nikos.nikoleris@arm.com osalvador@suse.de rientjes@google.com ryan.roberts@arm.com sunnanyong@huawei.com will@kernel.org yuzhao@google.com

Name	Content [All]
[PATCH 01/18] hugetlb_vmemmap: Always flush TLB if needed upon PTE remapping	[Body]
[PATCH 02/18] hugetlb_vmemmap: Move vmemmap_get_tail up	[Body]
[PATCH 03/18] hugetlb_vmemmap: Leave pages partially HVOed upon restore failure	[Body]
[PATCH 04/18] hugetlb_vmemmap: Use try_update_vmemmap_pte to update in-use PTEs	[Body]
[PATCH 05/18] hugetlb_vmemmap: Allow architectures not to allow HVO at runtime	[Body]
[PATCH 06/18] arm64: Rename cpu_has_hw_af to system_has_hw_af	[Body]
[PATCH 07/18] arm64: Add system_supports_hvo	[Body]
[PATCH 08/18] arm64: Implement try_update_vmemmap_pte using the AF trick	[Body]
[PATCH 09/18] arm64: Prevent HVO if the HVO system feature is not enabled	[Body]
[PATCH 10/18] arm64: Support hugetlb vmemmap optimization	[Body]
[PATCH 11/18] hugetlb_vmemmap: Use try_populate_vmemmap_pmd for replacing in-use PMDs	[Body]
[PATCH 12/18] arm64: Implement try_populate_vmemmap_pmd using AF trick	[Body]
[PATCH 13/18] arm64: Drop BBML2_NOABORT requirement for HVO	[Body]
[PATCH 14/18] hugetlb_vmemmap: Rename mm/hugetlb_vmemmap.h to mm/hugetlb_vmemmap_internal.h	[Body]
[PATCH 15/18] hugetlb_vmemmap: Add a way to permanently disable HVO when needed	[Body]
[PATCH 16/18] arm64: Allow "optional" CPU features to be required sometimes	[Body]
[PATCH 17/18] arm64: Permit onlining of HVO-incompatible late CPUs if HVO is not in use	[Body]
[PATCH 18/18] arm64: Remove user-selectable HVO Kconfig	[Body]

Name

Content [All]

Steps Failed

Test	Base	Patched	Verdict
[KASAN] Build Base	0e35b9b6ec0ffcc5e23cbdec09f5c622ad532b53 [Config]		passed [Log]
[KASAN] Boot test: Base	0e35b9b6ec0ffcc5e23cbdec09f5c622ad532b53 [Config]		passed [Log]
[KASAN] Build Patched		0e35b9b6ec0ffcc5e23cbdec09f5c622ad532b53 [Config] [patched]	passed [Log]
[KASAN] Boot test: Patched		0e35b9b6ec0ffcc5e23cbdec09f5c622ad532b53 [Config] [patched]	passed [Log]
[KASAN] Fuzz	0e35b9b6ec0ffcc5e23cbdec09f5c622ad532b53 [Config]	0e35b9b6ec0ffcc5e23cbdec09f5c622ad532b53 [Config] [patched]	error [Log]