Hello:
This patch was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <[email protected]>:
On Thu, 21 May 2026 10:15:05 +0800 you wrote:
> - ioctl(F2FS_IOC_GARBAGE_COLLECT_RANGE) - shrink
> - f2fs_gc
> - gc_data_segment
> - ra_data_block(cow_inode)
> - mapping = F2FS_I(inode)->atomic_inode->i_mapping
> : f2fs_is_cow_file(cow_inode) is true
> -
> f2fs_evict_inode(atomic_inode)
> -
> clear_inode_flag(fi->cow_inode, FI_COW_FILE)
> -
> F2FS_I(fi->cow_inode)->atomic_inode = NULL
> ...
> -
> truncate_inode_pages_final(atomic_inode)
> - f2fs_grab_cache_folio(mapping)
> : create folio in atomic_inode->mapping
> - clear_inode(atomic_inode)
> -
> BUG_ON(atomic_inode->i_data.nrpages)
>
> [...]
Here is the summary with links:
- [f2fs-dev] f2fs: atomic: fix UAF issue on f2fs_inode_info.atomic_inode
https://git.kernel.org/jaegeuk/f2fs/c/6a59aa5442e3
You are awesome, thank you!
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