[PATCH 0/3] arm64/fpsimd: State management fixes
Catalin Marinas
catalin.marinas at arm.com
Thu Jan 22 02:47:24 PST 2026
On Tue, 20 Jan 2026 14:51:04 +0000, Mark Rutland wrote:
> This series fixes some issues for FPSIMD/SVE/SME state management where
> a task can be placed into an invalid state, resulting in subsequent
> problems (warnings, kernel panics).
>
> Patch 1 addresses an issue [1] reported by syzbot, which can only occur
> on systems with SVE but not SME.
>
> [...]
Applied to arm64 (for-next/fixes), thanks!
[1/3] arm64/fpsimd: ptrace: Fix SVE writes on !SME systems
https://git.kernel.org/arm64/c/128a7494a9f1
[2/3] arm64/fpsimd: signal: Allocate SSVE storage when restoring ZA
https://git.kernel.org/arm64/c/ea8ccfddbce0
[3/3] arm64/fpsimd: signal: Fix restoration of SVE context
https://git.kernel.org/arm64/c/d2907cbe9ea0
--
Catalin
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