[PATCH v2 0/5] drm/amdgpu/aca: Robustness and safety fixes for ACA driver

From: Sreeraj S Kurup

Date: Sat Aug 08 2026 - 18:29:34 EST


This patch series addresses several race conditions, boundary check bugs,
logic inversions, NULL pointer checks, and buffer size parameters across
the AMDGPU ACA (Accelerated Compute Architecture) driver subsystem.

v1 -> v2:
- Patch 3: Updated remove_aca_handle() to use list_del_init() instead
of list_del(), ensuring list_empty() properly evaluates removed
handles and avoiding potential UAF during device teardown.

Sreeraj S Kurup (5):
drm/amdgpu/aca: Fix race condition and UAF in error cache logging
drm/amdgpu/aca: Add upper bounds check in aca_bank_hwip_is_matched
drm/amdgpu/aca: Fix inverted validation logic and handle cleanup
drm/amdgpu/aca: Add missing NULL check for banks parameter in
aca_banks_add_bank
drm/amdgpu/aca: Fix off-by-one buffer size parameter in add_aca_sysfs

drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c | 33 ++++++++++---------------
1 file changed, 13 insertions(+), 20 deletions(-)

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2.54.0