Code
<4>[ 1256.193934] UDF-fs: warning (device mmcblk0p1): udf_fill_super: No partition found (2)
<4>[ 1256.252790] UDF-fs: warning (device mmcblk0p1): udf_fill_super: No partition found (2)
<4>[ 1256.289180] UDF-fs: warning (device mmcblk0p3): udf_fill_super: No partition found (2)
<4>[ 1256.348247] UDF-fs: warning (device mmcblk0p3): udf_fill_super: No partition found (2)
What do you have plugged in, which USB/SATA devices?
How did you mount them? Just lazy Automount or did you abolish it and mount your devices permanently?
Did you read the STICKIES in this section?