> I think this might fix the bug, but I haven't looked very closely
> yet. I will expore it more deeply when I get time.
>
> NeilBrown
No go;
raid0: comparing sdd1(4193152) with sdd1(4193152)
raid0: END
raid0: ==> UNIQUE
raid0: 1 zones
raid0: looking at sdc1
raid0: comparing sdc1(4193152) with sdd1(4193152)
raid0: EQUAL
raid0: FINAL 1 zones
raid0: multiple devices for 1 - aborting!
slab error in cache_free_debugcheck(): cache `size-32': double free, or memory before object was overwritten
Call Trace:
[<c0148da3>] kfree+0xf3/0x2e0
[<c0366a64>] raid0_run+0x234/0x250
[<c0366a64>] raid0_run+0x234/0x250
[<c012529a>] printk+0x1ca/0x280
[<c0371fa4>] do_md_run+0x2f4/0x560
[<c0371fbb>] do_md_run+0x30b/0x560
[<c012529a>] printk+0x1ca/0x280
[<c03724f2>] autorun_array+0x82/0xa0
[<c012529a>] printk+0x1ca/0x280
[<c03726ff>] autorun_devices+0x1ef/0x230
[<c0375569>] autostart_arrays+0x29/0xba
[<c036f8f6>] mddev_put+0x16/0xb0
[<c0250728>] capable+0x18/0x40
[<c03737de>] md_ioctl+0x56e/0x5a0
[<c0169759>] blkdev_open+0x29/0x30
[<c015f0dc>] dentry_open+0x14c/0x230
[<c0148c2a>] kmem_cache_free+0x1ca/0x250
[<c02a2f0b>] blkdev_ioctl+0x8b/0x3b1
[<c01747d6>] sys_ioctl+0x156/0x310
[<c056f6b7>] md_run_setup+0x57/0x80
[<c056ef28>] prepare_namespace+0x8/0xa0
[<c01050fb>] init+0x5b/0x210
[<c01050a0>] init+0x0/0x210
[<c01070e5>] kernel_thread_helper+0x5/0x10
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