Hi Martin, On Thu, Nov 11, 2021 at 2:19 PM Martin K. Petersen <martin.petersen@xxxxxxxxxx> wrote: > > sd 0:0:0:0: [sda] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s > > sd 0:0:0:0: [sda] tag#0 Sense Key : Illegal Request [current] > > sd 0:0:0:0: [sda] tag#0 Add. Sense: Invalid field in cdb > > sd 0:0:0:0: [sda] tag#0 CDB: Write(10) 2a 08 00 00 00 01 00 00 08 00 > > critical target error, dev sda, sector 1 op 0x1:(WRITE) flags 0x20800 phys_seg 1 prio class 0 > > Buffer I/O error on dev sda1, logical block 0, lost sync page write > > Peculiar. That write command looks OK to me. I wonder if it's the FUA > bit that trips it? > > What does: > > # dmesg | grep FUA > > say? sd 0:0:0:0: [sda] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds