Syzbot CI

Subject	mm: make VMA flag semantics explicit, eliminate VM_SPECIAL
Author	ljs@kernel.org
Date	2026-09-08 20:01:05 +0000 UTC
Version
Cc	acme@kernel.org agordeev@linux.ibm.com airlied@gmail.com akpm@linux-foundation.org andreas@gaisler.com andrii@kernel.org aneesh.kumar@kernel.org anup@brainfault.org aou@eecs.berkeley.edu apopple@nvidia.com arnd@arndb.de ast@kernel.org axelrasmussen@google.com baohua@kernel.org baolin.wang@linux.alibaba.com baoquan.he@linux.dev borntraeger@linux.ibm.com bp@alien8.de bpf@vger.kernel.org brauner@kernel.org byungchul@sk.com catalin.marinas@arm.com chengming.zhou@linux.dev chrisl@kernel.org corbet@lwn.net daniel@iogearbox.net dave.hansen@linux.intel.com davem@davemloft.net david@kernel.org deller@gmx.de dennis.dalessandro@cornelisnetworks.com dev.jain@arm.com dgilbert@interlog.com dri-devel@lists.freedesktop.org eddyz87@gmail.com frankja@linux.ibm.com fuse-devel@lists.linux.dev gerald.schaefer@linux.ibm.com gor@linux.ibm.com gourry@gourry.net gregkh@linuxfoundation.org hannes@cmpxchg.org harry@kernel.org hca@linux.ibm.com imbrenda@linux.ibm.com jack@suse.cz james.bottomley@hansenpartnership.com jannh@google.com jayalk@intworks.biz jgg@ziepe.ca

Name	Content [All]
[PATCH 01/39] mm/vma: predicate setting mmap_prepare VMA fields on new vma alloc	[Body]
[PATCH 02/39] mm/vma: introduce and use vma_[flags_]can_merge()	[Body]
[PATCH 03/39] mm: consistently validate VMA state after mmap[_prepare] hooks	[Body]
[PATCH 04/39] mm/vma: ensure mmap_prepare doesn't set actions on a mergeable vma	[Body]
[PATCH 05/39] mm: make map_kernel_pages_[prepare,complete] internal and unexported	[Body]
[PATCH 06/39] mm/vma: tidy up map kernel pages enum values	[Body]
[PATCH 07/39] mm: add mmap action for discontiguous kernel page mapping	[Body]
[PATCH 08/39] docs: filesystems: update mmap_prepare docs for discontig kernel pgs	[Body]
[PATCH 09/39] drivers/usb/mon: update to use mmap_prepare + map kernel pages	[Body]
[PATCH 10/39] infiniband: update hfi1 to use remap_vmalloc_range()	[Body]
[PATCH 11/39] selinux: reject writable opens of policy file, drop mmap shared/write check	[Body]
[PATCH 12/39] ALSA: pcm: use vm_insert_page() to map PCM status page	[Body]
[PATCH 13/39] bpf: arena: mark arena_map_mmap() mappings VM_MIXEDMAP	[Body]
[PATCH 14/39] mm/vma: add vma[_flags]_is_kernel_owned() predicates	[Body]
[PATCH 15/39] mm/vma: only allow mmap to clear VMA_MAYWRITE_BIT if kernel-owned	[Body]
[PATCH 16/39] mm/vma: add and use vma_[flags]_is_fixed_mapping	[Body]
[PATCH 17/39] scsi: sg: convert mmap hook to mmap_prepare and rework	[Body]
[PATCH 18/39] fbdev: defio: assert FBINFO_VIRTFB, drop VM_IO, add VM_MIXEDMAP	[Body]
[PATCH 19/39] HSI: cmt_speech: convert mmap hook to mmap_prepare, refactor	[Body]
[PATCH 20/39] mm/gup: error out early on !VMA_MAYREAD_BIT VMAs	[Body]
[PATCH 21/39] uprobes: remove VM_IO, set VM_MIXEDMAP for mapped kernel pages	[Body]
[PATCH 22/39] mm/mlock: clear VMA_LOCKED_MASK over mmap callback	[Body]
[PATCH 23/39] mm/mlock: eliminate weird VMA_IO_BIT abuse and simplify	[Body]
[PATCH 24/39] mm/vma: enforce that only kernel-owned mappings may set VMA_IO_BIT	[Body]
[PATCH 25/39] mm: remove VMA_IO_BIT check in vma[_flags]_is_kernel_owned()	[Body]
[PATCH 26/39] mm: remove hugetlb_inline.h	[Body]
[PATCH 27/39] mm: rename is_vm_hugetlb_page() to vma_is_hugetlb()	[Body]
[PATCH 28/39] mm: drop some redundant checks around hugetlb VMAs	[Body]
[PATCH 29/39] mm/madvise: update is_valid_guard_vma() to use vma_can_merge()	[Body]
[PATCH 30/39] mm/vma: introduce vma[_flags]_is_persistent()	[Body]
[PATCH 31/39] mm/uffd: use predicates for userfaultfd checks	[Body]
[PATCH 32/39] mm/madvise: use predicates for madvise(..., MADV_DOFORK)	[Body]
[PATCH 33/39] mm: eliminate VMA_SPECIAL_FLAGS usage when hugetlb explicitly tested	[Body]
[PATCH 34/39] mm: eliminate VMA_SPECIAL_FLAGS check in lru_gen_look_around()	[Body]
[PATCH 35/39] mm: avoid use of VMA_SPECIAL_FLAGS in migrate_vma_setup()	[Body]
[PATCH 36/39] mm: eliminate VM_SPECIAL, VMA_SPECIAL_FLAGS	[Body]
[PATCH 37/39] fuse: dax: do not set VM_MIXEDMAP	[Body]
[PATCH 38/39] mm/huge_memory: remove vma_is_special_huge()	[Body]
[PATCH 39/39] mm/vma: introduce and use vma[_flags]_can_gup()	[Body]

Session 2026-09-08

in progress

ID (for dev)	0c8d7ae1-6fed-4391-9dda-45a2f639b8ef
Status	in progress
Triaged	OK [Log] [Trajectory]
Execution Log	[Link]

Test	Base	Patched	Verdict

Patches (39)

Series Summary

Sessions

Session 2026-09-08