diff options
| author | Andrew Martin <Andrew.Martin@amd.com> | 2025-02-28 11:26:48 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-03-05 11:47:00 -0500 |
| commit | fd617ea3b79d2116d53f76cdb5a3601c0ba6e42f (patch) | |
| tree | fe712727e841c567a2d8657466e4cb9a7ae3ee9e /drivers | |
| parent | 374c9faac5a763a05bc3f68ad9f73dab3c6aec90 (diff) | |
drm/amdkfd: Fix NULL Pointer Dereference in KFD queue
Through KFD IOCTL Fuzzing we encountered a NULL pointer derefrence
when calling kfd_queue_acquire_buffers.
Fixes: 629568d25fea ("drm/amdkfd: Validate queue cwsr area and eop buffer size")
Signed-off-by: Andrew Martin <Andrew.Martin@amd.com>
Reviewed-by: Philip Yang <Philip.Yang@amd.com>
Signed-off-by: Andrew Martin <Andrew.Martin@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 049e5bf3c8406f87c3d8e1958e0a16804fa1d530)
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_queue.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_queue.c b/drivers/gpu/drm/amd/amdkfd/kfd_queue.c index ecccd7adbab4..24396a2c77bd 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_queue.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_queue.c @@ -266,8 +266,8 @@ int kfd_queue_acquire_buffers(struct kfd_process_device *pdd, struct queue_prope /* EOP buffer is not required for all ASICs */ if (properties->eop_ring_buffer_address) { if (properties->eop_ring_buffer_size != topo_dev->node_props.eop_buffer_size) { - pr_debug("queue eop bo size 0x%lx not equal to node eop buf size 0x%x\n", - properties->eop_buf_bo->tbo.base.size, + pr_debug("queue eop bo size 0x%x not equal to node eop buf size 0x%x\n", + properties->eop_ring_buffer_size, topo_dev->node_props.eop_buffer_size); err = -EINVAL; goto out_err_unreserve; |