last executing test programs:

kernel console output (not intermixed with test programs):

Warning: Permanently added '[localhost]:4279' (ED25519) to the list of known hosts.
qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0xb1000)
[   77.051995][ T1030] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1
[   77.060878][ T1030] ata1: failed to read log page 10h (errno=-5)
[   77.063482][ T1030] ata1.00: NCQ disabled due to excessive errors
[   77.066237][ T1030] ata1.00: exception Emask 0x1 SAct 0xc000 SErr 0x0 action 0x0
[   77.069442][ T1030] ata1.00: irq_stat 0x41000000
[   77.081276][ T1030] ata1.00: failed command: WRITE FPDMA QUEUED
[   77.083712][ T1030] ata1.00: cmd 61/88:70:76:3f:04/05:00:00:00:00/40 tag 14 ncq dma 724992 out
[   77.083712][ T1030]          res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error)
[   77.090339][ T1030] ata1.00: status: { DRDY }
[   77.101728][ T1030] ata1.00: failed command: WRITE FPDMA QUEUED
[   77.111179][ T1030] ata1.00: cmd 61/c8:78:fe:44:04/02:00:00:00:00/40 tag 15 ncq dma 364544 out
[   77.111179][ T1030]          res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error)
[   77.121143][ T1030] ata1.00: status: { DRDY }
[   77.131815][ T1030] ata1.00: configured for UDMA/100
[   77.134481][ T1030] ata1: EH complete
qemu-system-x86_64: hw/ide/core.c:934: ide_dma_cb: Assertion `prep_size >= 0 && prep_size <= n * 512' failed.
Connection to localhost closed by remote host.