APPLIED: [SRU][N:linux][PATCH v2 0/2] CXL: Fix slab-out-of-bounds in cxl_setup_parent_dport

[Stefan Bader]

On 09/01/2026 12:24, Thibault Ferrante wrote:
> BugLink: https://bugs.launchpad.net/bugs/2130240
> 
> [ Impact ]
> 
>   * Fix slab-out-of-bounds cxl enabled guest image, boot the guest without issue.
> 
> [ Fix ]
> 
>   * Clean cherry-pick fix from upstream:
>    8c251c5ab1b cxl/pci: Get AER capability address from RCRB only for RCH dport
>    2c402bd2e85b4 cxl/test: Skip cxl_setup_parent_dport() for emulated dports
> 
> [ Test Plan ]
> 
>   * Compiled.
> 
> [ Where problems could occur ]
> 
>   * Regression in cxl enabled systems.
> 
> [ Other Info ]
> 
>   * This is a public version of: https://bugs.launchpad.net/ubuntu/+bug/2104166
> 
> v2: add subsequent upstream commit:
> 2c402bd2e85b4 cxl/test: Skip cxl_setup_parent_dport() for emulated dports
> 
> Li Ming (2):
>    cxl/pci: Get AER capability address from RCRB only for RCH dport
>    cxl/test: Skip cxl_setup_parent_dport() for emulated dports
> 
>   drivers/cxl/core/pci.c        | 10 ++++++----
>   tools/testing/cxl/Kbuild      |  1 +
>   tools/testing/cxl/test/mock.c | 12 ++++++++++++
>   3 files changed, 19 insertions(+), 4 deletions(-)
> 


Applied to noble:linux/master-next. Thanks.

-Stefan

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