CVE-2023-53074

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> drm/amdgpu: fix ttm_bo calltrace warning in psp_hw_fini<br /> <br /> The call trace occurs when the amdgpu is removed after<br /> the mode1 reset. During mode1 reset, from suspend to resume,<br /> there is no need to reinitialize the ta firmware buffer<br /> which caused the bo pin_count increase redundantly.<br /> <br /> [ 489.885525] Call Trace:<br /> [ 489.885525] <br /> [ 489.885526] amdttm_bo_put+0x34/0x50 [amdttm]<br /> [ 489.885529] amdgpu_bo_free_kernel+0xe8/0x130 [amdgpu]<br /> [ 489.885620] psp_free_shared_bufs+0xb7/0x150 [amdgpu]<br /> [ 489.885720] psp_hw_fini+0xce/0x170 [amdgpu]<br /> [ 489.885815] amdgpu_device_fini_hw+0x2ff/0x413 [amdgpu]<br /> [ 489.885960] ? blocking_notifier_chain_unregister+0x56/0xb0<br /> [ 489.885962] amdgpu_driver_unload_kms+0x51/0x60 [amdgpu]<br /> [ 489.886049] amdgpu_pci_remove+0x5a/0x140 [amdgpu]<br /> [ 489.886132] ? __pm_runtime_resume+0x60/0x90<br /> [ 489.886134] pci_device_remove+0x3e/0xb0<br /> [ 489.886135] __device_release_driver+0x1ab/0x2a0<br /> [ 489.886137] driver_detach+0xf3/0x140<br /> [ 489.886138] bus_remove_driver+0x6c/0xf0<br /> [ 489.886140] driver_unregister+0x31/0x60<br /> [ 489.886141] pci_unregister_driver+0x40/0x90<br /> [ 489.886142] amdgpu_exit+0x15/0x451 [amdgpu]