Hello:
This patch was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <[email protected]>:
On Wed, 25 Jun 2025 16:35:37 +0530 you wrote:
> KMSAN reported a use of uninitialized value in `__is_extent_mergeable()`
> and `__is_back_mergeable()` via the read extent tree path.
>
> The root cause is that `get_read_extent_info()` only initializes three
> fields (`fofs`, `blk`, `len`) of `struct extent_info`, leaving the
> remaining fields uninitialized. This leads to undefined behavior
> when those fields are accessed later, especially during
> extent merging.
>
> [...]
Here is the summary with links:
- [f2fs-dev,v4] f2fs: fix KMSAN uninit-value in extent_info usage
https://git.kernel.org/jaegeuk/f2fs/c/154467f4ad03
You are awesome, thank you!
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