BUILD OK
--- FIXTEST panic (2^63): previously PANICKED ---
DF5680: size="9223372036854775808" xml_len=98 ... ioctl (kernel: expect panic or permanent hang)
ioctl: Input/output error
DF5680: ioctl RETURNED errno=5 (kernel survived size="9223372036854775808")
rc=0
--- FIXTEST hang (8GiB): previously WEDGED ---
DF5680: size="8589934592" xml_len=89 ... ioctl (kernel: expect panic or permanent hang)
ioctl: Input/output error
DF5680: ioctl RETURNED errno=5 (kernel survived size="8589934592")
rc=0 (124=still hung)
--- FIXTEST control: legit plist via DM ioctl ---
DF5680: size="5" xml_len=80 ... ioctl (kernel: expect panic or permanent hang)
ioctl: Input/output error
DF5680: ioctl RETURNED errno=5 (kernel survived size="5")
rc=0