Run modinfo t5_core right now. If the version is not 5.3.19, you are operating on borrowed time. Update today.
fio --name=randwrite --rw=randwrite --bs=4k --size=10G --numjobs=8 --runtime=60 --group_reporting T5.3.19 Update
Direct Memory Access (DMA) attacks are a favorite technique for hardware hackers. The T5.3.19 update introduces IOMMU group verification. If an unauthorized PCIe device attempts to access kernel memory, the T5 driver will now panic and halt the bus segment, preventing exfiltration. Run modinfo t5_core right now