On Sat, Feb 03, 2018 at 08:30:56PM -0800, Eric Biggers wrote:
> From: Eric Biggers
>
> syzkaller reported a crash in ata_bmdma_fill_sg() when writing to
> /dev/sg1. The immediate cause was that the ATA command's scatterlist
> was not DMA-mapped, which causes 'pi - 1' to underflow, resulting in a
From: Eric Biggers
syzkaller reported a crash in ata_bmdma_fill_sg() when writing to
/dev/sg1. The immediate cause was that the ATA command's scatterlist
was not DMA-mapped, which causes 'pi - 1' to underflow, resulting in a
write to 'qc->ap->bmdma_prd[0x]'.
Strangely though, the flag A
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