On Thu, 20 Feb 2014, Vivek Dasmohapatra wrote: Update: Found an offset for sda11 which does not deadlock: Deadlocking configurations: backing: sda11; default offset from sda (NOT a multiple of 4 KiB) backing: sdb1; default offset from sdb (!= 4 KiB) backing: sda11; offset from sda is: - a multiple of 4 KiB - a multiple of 4 MiB - a multplie of 16 MiB Non-deadlocking configurations: backing: sdb backing: sdb1; offset from start of sdb is 4096 B backing: sda11; offset from start of sda is 78486397440 B (153293745 sectors) for reference, sda1's offset is 1048576 B (2048 sectors) -- To unsubscribe from this list: send the line "unsubscribe linux-bcache" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html