[GIT PULL] pstore updates for v7.0-rc1

From: Kees Cook

Date: Mon Feb 09 2026 - 13:29:11 EST


Hi Linus,

Please pull these small pstore updates for v7.0-rc1.

Thanks!

-Kees

The following changes since commit 9448598b22c50c8a5bb77a9103e2d49f134c9578:

Linux 6.19-rc2 (2025-12-21 15:52:04 -0800)

are available in the Git repository at:

https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git tags/pstore-v7.0-rc1

for you to fetch changes up to 5669645c052f235726a85f443769b6fc02f66762:

pstore/ram: fix buffer overflow in persistent_ram_save_old() (2026-02-06 16:50:35 -0800)

----------------------------------------------------------------
pstore updates for v7.0-rc1

- Catch unlikely NULL return from vmap() (Ruipeng Qi)

- Handle corner case of past incomplete buffer fills causing heap overflow
(Sai Ritvik Tanksalkar)

----------------------------------------------------------------
Ruipeng Qi (1):
pstore: ram_core: fix incorrect success return when vmap() fails

Sai Ritvik Tanksalkar (1):
pstore/ram: fix buffer overflow in persistent_ram_save_old()

fs/pstore/ram_core.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)

--
Kees Cook