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testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On Fri Jan 23, 2026 at 11:11 AM CET, Krzysztof Karas wrote: > It was observed that during fault injection testing the > vgpu.entry remains uninitialized when taking the error path, > which results in warnings [1]: > > <6> [491.828427] list_del corruption, ffff88812cd2d0c8->next is NULL > <4> [491.828430] WARNING: lib/list_debug.c:52 at > __list_del_entry_valid_or_report+0x6f/0x120, CPU#2: i915_module_loa/2921 > > Add initialization step to intel_vgpu_detect(). > > Signed-off-by: Krzysztof Karas > --- > > Example of failure from intel-gfx-ci: > https://intel-gfx-ci.01.org/tree/drm-tip/IGT_8711/shard-dg2-5/igt@i915_mo= dule_load@fault-injection.html#dmesg-warnings385 > > drivers/gpu/drm/i915/i915_vgpu.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/gpu/drm/i915/i915_vgpu.c b/drivers/gpu/drm/i915/i915= _vgpu.c > index d29a06ea51a5..362282b20f7b 100644 > --- a/drivers/gpu/drm/i915/i915_vgpu.c > +++ b/drivers/gpu/drm/i915/i915_vgpu.c > @@ -67,6 +67,7 @@ void intel_vgpu_detect(struct drm_i915_private *dev_pri= v) > u64 magic; > u16 version_major; > void __iomem *shared_area; > + INIT_LIST_HEAD(&dev_priv->vgpu.entry); This may not be the ideal place to initialize this list. It would be preferable to do it once, closer to where the list is declared. Initializing it near i915_driver_create() would likely be better. --=20 Best regards, Sebastian