From: Matthew Auld <matthew.auld@xxxxxxxxx> commit fc932f51926698488f874ddf7d8f18483ca10271 upstream. Don't call drm_suballoc_free with sa_bo pointing to PTR_ERR. References: https://gitlab.freedesktop.org/drm/xe/kernel/-/issues/2120 Fixes: dd08ebf6c352 ("drm/xe: Introduce a new DRM driver for Intel GPUs") Signed-off-by: Matthew Auld <matthew.auld@xxxxxxxxx> Cc: Thomas Hellström <thomas.hellstrom@xxxxxxxxxxxxxxx> Cc: Matthew Brost <matthew.brost@xxxxxxxxx> Cc: <stable@xxxxxxxxxxxxxxx> # v6.8+ Reviewed-by: Thomas Hellström <thomas.hellstrom@xxxxxxxxxxxxxxx> Link: https://patchwork.freedesktop.org/patch/msgid/20240620102025.127699-2-matthew.auld@xxxxxxxxx (cherry picked from commit ce6b63336f79ec5f3996de65f452330e395f99ae) Signed-off-by: Thomas Hellström <thomas.hellstrom@xxxxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/gpu/drm/xe/xe_migrate.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) --- a/drivers/gpu/drm/xe/xe_migrate.c +++ b/drivers/gpu/drm/xe/xe_migrate.c @@ -1336,7 +1336,7 @@ xe_migrate_update_pgtables(struct xe_mig GFP_KERNEL, true, 0); if (IS_ERR(sa_bo)) { err = PTR_ERR(sa_bo); - goto err; + goto err_bb; } ppgtt_ofs = NUM_KERNEL_PDE + @@ -1387,7 +1387,7 @@ xe_migrate_update_pgtables(struct xe_mig update_idx); if (IS_ERR(job)) { err = PTR_ERR(job); - goto err_bb; + goto err_sa; } /* Wait on BO move */ @@ -1436,12 +1436,12 @@ xe_migrate_update_pgtables(struct xe_mig err_job: xe_sched_job_put(job); +err_sa: + drm_suballoc_free(sa_bo, NULL); err_bb: if (!q) mutex_unlock(&m->job_mutex); xe_bb_free(bb, NULL); -err: - drm_suballoc_free(sa_bo, NULL); return ERR_PTR(err); } Patches currently in stable-queue which might be from matthew.auld@xxxxxxxxx are queue-6.9/drm-xe-fix-error-handling-in-xe_migrate_update_pgtables.patch queue-6.9/drm-xe-add-outer-runtime_pm-protection-to-xe_live_kt.patch
