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linux/fs/erofs/super.c
Gao Xiang 620472e6b3 erofs: limit the level of fs stacking for file-backed mounts 
[ Upstream commit d53cd891f0 ]

Otherwise, it could cause potential kernel stack overflow (e.g., EROFS
mounting itself).

Reviewed-by: Sheng Yong <shengyong1@xiaomi.com>
Fixes: fb17675026 ("erofs: add file-backed mount support")
Reviewed-by: Chao Yu <chao@kernel.org>
Reviewed-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2025-12-18 14:03:12 +01:00

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