Silent data corruption Linux Kernel

Beware: Silent data corruption discovered in Linux kernels 4.10-4.17

Vasil Kolev Blog Leave a Comment

While debugging an issue in a new StorPool deployment we re-discovered a kernel bug that exists in some of the latest Linux kernels and causes silent data corruption. The setup is a virtualized environment where the kernel containing the bug was running on the host. The guests were KVM virtual machines with io=threads (the default in standard libvirt/qemu packages) and …