* Re: [PATCH v1] kasan,mm: fix incomplete tag reset in change_memory_common()
[not found] <20260104123532.272627-1-jiayuan.chen@linux.dev>
@ 2026-01-08 20:13 ` Catalin Marinas
0 siblings, 0 replies; only message in thread
From: Catalin Marinas @ 2026-01-08 20:13 UTC (permalink / raw)
To: kasan-dev, andreyknvl, Jiayuan Chen
Cc: dvyukov, vincenzo.frascino, ryabinin.a.a, glider, linux-mm,
Jiayuan Chen, Will Deacon, Ryan Roberts, Dev Jain, Yang Shi,
Kevin Brodsky, Huang Shijie, linux-arm-kernel, linux-kernel, bpf
(for some reason, I did not get this email, our server dropped it;
thanks to Will for telling me)
On Sun, 04 Jan 2026 20:35:27 +0800, Jiayuan Chen wrote:
> Running KASAN KUnit tests with {HW,SW}_TAGS mode triggers a fault in
> change_memory_common():
>
> Call trace:
> change_memory_common+0x168/0x210 (P)
> set_memory_ro+0x20/0x48
> vmalloc_helpers_tags+0xe8/0x338
> kunit_try_run_case+0x74/0x188
> kunit_generic_run_threadfn_adapter+0x30/0x70
> kthread+0x11c/0x200
> ret_from_fork+0x10/0x20
> ---[ end trace 0000000000000000 ]---
> # vmalloc_helpers_tags: try faulted
> not ok 67 vmalloc_helpers_tags
>
> [...]
Applied to arm64 (for-next/fixes), thanks!
[1/1] kasan,mm: fix incomplete tag reset in change_memory_common()
https://git.kernel.org/arm64/c/5fcd5513072b
--
Catalin
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[not found] <20260104123532.272627-1-jiayuan.chen@linux.dev>
2026-01-08 20:13 ` [PATCH v1] kasan,mm: fix incomplete tag reset in change_memory_common() Catalin Marinas
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