erofs: limit the level of fs stacking for file-backed mounts

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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>

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Gao Xiang 2025-11-22 14:23:32 +08:00

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commit d53cd891f0

1 changed files with 16 additions and 0 deletions

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fs/erofs/super.c

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