[ Sasha's backport helper bot ]
Hi,
The upstream commit SHA1 provided is correct: c26ab35702f8cd0cdc78f96aa5856bfb77be798f
WARNING: Author mismatch between patch and upstream commit: Backport author: Shaoying Xushaoyi@amazon.com Commit author: Baokun Lilibaokun1@huawei.com
Status in newer kernel trees: 6.12.y | Present (exact SHA1) 6.6.y | Present (different SHA1: 8fe117790b37) 6.1.y | Present (different SHA1: a5401d4c3e2a) 5.15.y | Present (different SHA1: cafcc1bd6293) 5.10.y | Present (different SHA1: e52f933598b7) 5.4.y | Not found
Note: The patch differs from the upstream commit: --- 1: c26ab35702f8c ! 1: 2df1566f67dbb ext4: fix slab-use-after-free in ext4_split_extent_at() @@ Metadata ## Commit message ## ext4: fix slab-use-after-free in ext4_split_extent_at()
+ [ Upstream commit c26ab35702f8cd0cdc78f96aa5856bfb77be798f ] + We hit the following use-after-free:
================================================================== @@ Commit message Tested-by: Ojaswin Mujoo ojaswin@linux.ibm.com Link: https://patch.msgid.link/20240822023545.1994557-4-libaokun@huaweicloud.com Signed-off-by: Theodore Ts'o tytso@mit.edu + Signed-off-by: Shaoying Xu shaoyi@amazon.com
## fs/ext4/extents.c ## @@ fs/ext4/extents.c: static int ext4_split_extent_at(handle_t *handle, ---
Results of testing on various branches:
| Branch | Patch Apply | Build Test | |---------------------------|-------------|------------| | stable/linux-5.4.y | Success | Success |