Syzbot CI

Subject	arch, mm: create a generic set_memory/change_page_attr core
Author	rppt@kernel.org
Date	2026-07-21 16:23:24 +0000 UTC
Version
Cc	akpm@linux-foundation.org aou@eecs.berkeley.edu bp@alien8.de catalin.marinas@arm.com chenhuacai@kernel.org dave.hansen@intel.com dave.hansen@linux.intel.com david@kernel.org hpa@zytor.com jackmanb@google.com jgross@suse.com kevin.brodsky@arm.com liam@infradead.org linux-arm-kernel@lists.infradead.org linux-kernel@vger.kernel.org linux-mm@kvack.org linux-riscv@lists.infradead.org ljs@kernel.org loongarch@lists.linux.dev luto@kernel.org mhocko@suse.com mingo@kernel.org mingo@redhat.com palmer@dabbelt.com peterz@infradead.org pjw@kernel.org rppt@kernel.org surenb@google.com tglx@kernel.org vbabka@kernel.org will@kernel.org x86@kernel.org

Subject

arch, mm: create a generic set_memory/change_page_attr core

Author

rppt@kernel.org

Date

2026-07-21 16:23:24 +0000 UTC

Version

akpm@linux-foundation.org aou@eecs.berkeley.edu bp@alien8.de catalin.marinas@arm.com chenhuacai@kernel.org dave.hansen@intel.com dave.hansen@linux.intel.com david@kernel.org hpa@zytor.com jackmanb@google.com jgross@suse.com kevin.brodsky@arm.com liam@infradead.org linux-arm-kernel@lists.infradead.org linux-kernel@vger.kernel.org linux-mm@kvack.org linux-riscv@lists.infradead.org ljs@kernel.org loongarch@lists.linux.dev luto@kernel.org mhocko@suse.com mingo@kernel.org mingo@redhat.com palmer@dabbelt.com peterz@infradead.org pjw@kernel.org rppt@kernel.org surenb@google.com tglx@kernel.org vbabka@kernel.org will@kernel.org x86@kernel.org

Name	Content [All]
[PATCH RFC 01/18] x86/mm/pat: Don't gate cpa_lock on debug_pagealloc_enabled()	[Body]
[PATCH RFC 02/18] x86/mm/pat: fix effective RW computation in lookup_address_in_pgd_attr()	[Body]
[PATCH RFC 03/18] x86/mm/pat: replace x86-speficic pg_level with generic pgtable_level	[Body]
[PATCH RFC 04/18] x86/mm/pat: use page table accessors for effective RW/NX bits	[Body]
[PATCH RFC 05/18] x86/mm/pat: use a generic helper for the large page size	[Body]
[PATCH RFC 06/18] x86/mm/pat: introduce an inline helper to check if alias needs update	[Body]
[PATCH RFC 07/18] x86/mm/pat: introduce cpa_handle_large_page()	[Body]
[PATCH RFC 08/18] x86/mm/pat: use cpa_split_data structure to pass split parameters	[Body]
[PATCH RFC 09/18] x86/mm/pat: use a single locked lookup for PTE verification	[Body]
[PATCH RFC 10/18] x86/mm/pat: move the large page size calculation to should_split_large_page	[Body]
[PATCH RFC 11/18] x86/mm/pat, mm: set_memory: pull change_page_attr() core to mm/	[Body]
[PATCH RFC 12/18] x86/pat/mm, mm/set_memory: abstract the CPA page table lock	[Body]
[PATCH RFC 13/18] mm/set_memory: read page table entries with pXdp_get()	[Body]
[PATCH RFC 14/18] x86/mm/pat, mm: move cpa-test to mm	[Body]
[PATCH RFC 15/18] riscv: convert set_memory to the generic CPA implementation	[Body]
[PATCH RFC 16/18] riscv: make set_direct_map_*_noflush actually noflush	[Body]
[PATCH RFC 17/18] loongarch: convert set_memory to the generic CPA implementation	[Body]
[PATCH RFC 18/18] loongarch: make set_direct_map_*_noflush actually noflush	[Body]

Name

Content [All]

[PATCH RFC 01/18] x86/mm/pat: Don't gate cpa_lock on debug_pagealloc_enabled()

[PATCH RFC 02/18] x86/mm/pat: fix effective RW computation in lookup_address_in_pgd_attr()

[PATCH RFC 03/18] x86/mm/pat: replace x86-speficic pg_level with generic pgtable_level

[PATCH RFC 04/18] x86/mm/pat: use page table accessors for effective RW/NX bits

[PATCH RFC 05/18] x86/mm/pat: use a generic helper for the large page size

[PATCH RFC 06/18] x86/mm/pat: introduce an inline helper to check if alias needs update

[PATCH RFC 07/18] x86/mm/pat: introduce cpa_handle_large_page()

[PATCH RFC 08/18] x86/mm/pat: use cpa_split_data structure to pass split parameters

[PATCH RFC 09/18] x86/mm/pat: use a single locked lookup for PTE verification

[PATCH RFC 10/18] x86/mm/pat: move the large page size calculation to should_split_large_page

[PATCH RFC 11/18] x86/mm/pat, mm: set_memory: pull change_page_attr() core to mm/

[PATCH RFC 12/18] x86/pat/mm, mm/set_memory: abstract the CPA page table lock

[PATCH RFC 13/18] mm/set_memory: read page table entries with pXdp_get()

[PATCH RFC 14/18] x86/mm/pat, mm: move cpa-test to mm

[PATCH RFC 15/18] riscv: convert set_memory to the generic CPA implementation

[PATCH RFC 16/18] riscv: make set_direct_map_*_noflush actually noflush

[PATCH RFC 17/18] loongarch: convert set_memory to the generic CPA implementation

[PATCH RFC 18/18] loongarch: make set_direct_map_*_noflush actually noflush

Session 2026-07-21

1 Findings

ID (for dev)	f7149455-7c61-4beb-a001-fe31bed2efc3
Status	finished
Triaged	OK [Log] [Trajectory]
Execution Log	[Link]

Test	Base	Patched	Verdict
[KASAN] Build Base	dc59e4fea9d83f03bad6bddf3fa2e52491777482 [Config]		passed [Log]
[KASAN] Boot test: Base	dc59e4fea9d83f03bad6bddf3fa2e52491777482 [Config]		passed [Log]
[KASAN] Build Patched		dc59e4fea9d83f03bad6bddf3fa2e52491777482 [Config] [patched]	passed [Log]
[KASAN] Boot test: Patched		dc59e4fea9d83f03bad6bddf3fa2e52491777482 [Config] [patched]	failed [Log]
finding WARNING in arch_should_split_large_page Log

Patches (18)

Series Summary

Sessions

Session 2026-07-21