Hello:
This patch was applied to riscv/linux.git (fixes)
by Palmer Dabbelt <palmer@xxxxxxxxxxxx>:
On Mon, 21 Nov 2022 14:33:03 +0100 you wrote:
> The EFI page table is initially created as a copy of the kernel page table.
> With VMAP_STACK enabled, kernel stacks are allocated in the vmalloc area:
> if the stack is allocated in a new PGD (one that was not present at the
> moment of the efi page table creation or not synced in a previous vmalloc
> fault), the kernel will take a trap when switching to the efi page table
> when the vmalloc kernel stack is accessed, resulting in a kernel panic.
>
> [...]
Here is the summary with links:
- riscv: Sync efi page table's kernel mappings before switching
https://git.kernel.org/riscv/c/3f105a742725
You are awesome, thank you!
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