On
Wednesday, 6 September 2023 Fiona Ebner <f.ebner@proxmox.com> wrote:
> If there is a pending DMA operation during ide_bus_reset(), the fact
> that the IDEState is already reset before the operation is canceled
> can be problematic. In particular, ide_dma_cb() might be called and
> then use the reset IDEState which contains the signature after the
> reset. When used to construct the IO operation this leads to
> ide_get_sector() returning 0 and nsector being 1. This is particularly
> bad, because a write command will thus destroy the first sector which
> often contains a partition table or similar.
Tested-by: simon.rowe@nutanix.com