found DFCAM device at /dev/pass1 (serial_len=20)
issuing XPT_SCSI_IO INQUIRY with CAM_DATA_PHYS and data_ptr=0x7fffffdfd6b0 (a VALID user buffer whose raw address must NOT be forwarded as a kernel/DMA pointer)
ioctl=0 cam_status=0x1 errno=0
issuing with CAM_DATA_PHYS + raw marker 0x414100000000
ioctl=0 cam_status=0x1 errno=0
check: sysctl debug.dfcam.ground (cap ptr=... phys_seen=1)
dfcam_softc_addr=0x51510000 sim=0xfffff801175fc560 df67_lock=0xffffffff817a4bc0 sim_priv_ground=0x51510000 unit=4 nattach=4 last_target=3 spray_kept=192 cap[ptr=0x414100000000 flags=0x200040 dxfer=96 sg=0 phys_seen=1 n=109] spin67=0 lockprobe=-12345

DFCAM: SIM received raw PHYS data_ptr=0x7fffffdfd6b0 flags=0x200040 dxfer=96 -- COMPLETING WITHOUT TOUCHING (capture-only)
DFCAM: SIM received raw PHYS data_ptr=0x414100000000 flags=0x200040 dxfer=96 -- COMPLETING WITHOUT TOUCHING (capture-only)