Re: [PATCH v5 36/37] s390/kmsan: Implement the architecture-specific functions

[PATCH v5 00/37] kmsan: Enable on s390 · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 08/37] kmsan: Remove an x86-specific #include from kmsan.h · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 03/37] kmsan: Disable KMSAN when DEFERRED_STRUCT_PAGE_INIT is enabled · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 21/37] s390/boot: Turn off KMSAN · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 07/37] kmsan: Remove a useless assignment from kmsan_vmap_pages_range_noflush() · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 24/37] s390/checksum: Add a KMSAN check · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 10/37] kmsan: Export panic_on_kmsan · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 11/37] kmsan: Allow disabling KMSAN checks for the current task · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 12/37] kmsan: Introduce memset_no_sanitize_memory() · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
Re: [PATCH v5 12/37] kmsan: Introduce memset_no_sanitize_memory() · Alexander Potapenko <glider@google.com> · 2024-06-20
[PATCH v5 25/37] s390/cpacf: Unpoison the results of cpacf_trng() · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 02/37] kmsan: Make the tests compatible with kmsan.panic=1 · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 06/37] kmsan: Fix kmsan_copy_to_user() on arches with overlapping address spaces · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 37/37] kmsan: Enable on s390 · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 13/37] kmsan: Support SLAB_POISON · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
Re: [PATCH v5 13/37] kmsan: Support SLAB_POISON · Alexander Potapenko <glider@google.com> · 2024-06-20
[PATCH v5 31/37] s390/string: Add KMSAN support · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 17/37] mm: slub: Disable KMSAN when checking the padding bytes · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
Re: [PATCH v5 17/37] mm: slub: Disable KMSAN when checking the padding bytes · Alexander Potapenko <glider@google.com> · 2024-06-20
[PATCH v5 36/37] s390/kmsan: Implement the architecture-specific functions · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
Re: [PATCH v5 36/37] s390/kmsan: Implement the architecture-specific functions · Alexander Gordeev <agordeev@linux.ibm.com> · 2024-06-20
Re: [PATCH v5 36/37] s390/kmsan: Implement the architecture-specific functions · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-20
Re: [PATCH v5 36/37] s390/kmsan: Implement the architecture-specific functions · Alexander Potapenko <glider@google.com> · 2024-06-20
Re: [PATCH v5 36/37] s390/kmsan: Implement the architecture-specific functions · Alexander Potapenko <glider@google.com> · 2024-06-20
Re: [PATCH v5 36/37] s390/kmsan: Implement the architecture-specific functions · Alexander Gordeev <agordeev@linux.ibm.com> · 2024-06-20
[PATCH v5 26/37] s390/cpumf: Unpoison STCCTM output buffer · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 16/37] mm: slub: Let KMSAN access metadata · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 15/37] kmsan: Do not round up pg_data_t size · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 28/37] s390/ftrace: Unpoison ftrace_regs in kprobe_ftrace_handler() · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 18/37] mm: kfence: Disable KMSAN when checking the canary · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 01/37] ftrace: Unpoison ftrace_regs in ftrace_ops_list_func() · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 30/37] s390/mm: Define KMSAN metadata for vmalloc and modules · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 23/37] s390/boot: Add the KMSAN runtime stub · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 29/37] s390/irqflags: Do not instrument arch_local_irq_*() with KMSAN · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 09/37] kmsan: Expose kmsan_get_metadata() · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 33/37] s390/uaccess: Add KMSAN support to put_user() and get_user() · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
Re: [PATCH v5 33/37] s390/uaccess: Add KMSAN support to put_user() and get_user() · Alexander Potapenko <glider@google.com> · 2024-06-20
Re: [PATCH v5 33/37] s390/uaccess: Add KMSAN support to put_user() and get_user() · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-20
Re: [PATCH v5 33/37] s390/uaccess: Add KMSAN support to put_user() and get_user() · Alexander Potapenko <glider@google.com> · 2024-06-20
Re: [PATCH v5 33/37] s390/uaccess: Add KMSAN support to put_user() and get_user() · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-20
[PATCH v5 20/37] kmsan: Accept ranges starting with 0 on s390 · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 35/37] s390/unwind: Disable KMSAN checks · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 04/37] kmsan: Increase the maximum store size to 4096 · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 22/37] s390: Use a larger stack for KMSAN · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 19/37] lib/zlib: Unpoison DFLTCC output buffers · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 27/37] s390/diag: Unpoison diag224() output buffer · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 34/37] s390/uaccess: Add the missing linux/instrumented.h #include · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
Re: [PATCH v5 34/37] s390/uaccess: Add the missing linux/instrumented.h #include · Alexander Potapenko <glider@google.com> · 2024-06-20
[PATCH v5 14/37] kmsan: Use ALIGN_DOWN() in kmsan_get_metadata() · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 05/37] kmsan: Fix is_bad_asm_addr() on arches with overlapping address spaces · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19
[PATCH v5 32/37] s390/traps: Unpoison the kernel_stack_overflow()'s pt_regs · Ilya Leoshkevich <iii@linux.ibm.com> · 2024-06-19

From: Alexander Gordeev <agordeev@linux.ibm.com>
Date: 2024-06-20 13:59:42
Also in: linux-mm, linux-s390, lkml

On Wed, Jun 19, 2024 at 05:44:11PM +0200, Ilya Leoshkevich wrote:

arch_kmsan_get_meta_or_null() finds the lowcore shadow by querying the
prefix and calling kmsan_get_metadata() again.

kmsan_virt_addr_valid() delegates to virt_addr_valid().

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
---
 arch/s390/include/asm/kmsan.h | 59 +++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 arch/s390/include/asm/kmsan.h


Acked-by: Alexander Gordeev <agordeev@linux.ibm.com>

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