System crashed with the message `device-mapper: io: Unaligned struct io pointer`
Issue
System crashed and following messages were reported in kernel log buffer.
[23453302.315266] blk_update_request: critical target error, dev sdd, sector 3354584576
[23453302.315298] sd 0:0:6:0: [sdj] FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[23453302.315299] sd 0:0:6:0: [sdj] Sense Key : Illegal Request [current]
[23453302.315301] sd 0:0:6:0: [sdj] Add. Sense: Invalid command operation code
[23453302.315302] sd 0:0:6:0: [sdj] CDB: Write same(16) 93 08 00 00 00 00 c7 f2 e6 00 00 00 02 00 00 00
[23453302.315303] blk_update_request: critical target error, dev sdj, sector 3354584576
[23453302.585455] device-mapper: io: Unaligned struct io pointer ffff880357f89802
[23453302.585610] ------------[ cut here ]------------
[23453302.585628] kernel BUG at drivers/md/dm-io.c:94!
[23453302.585644] invalid opcode: 0000 [#1] SMP
Environment
- Red Hat Enterprise Linux 7
- kernel 3.10.0-514.16.1.el7
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