When trying to mount an XFS file system on a RAID-0 MD in 2.5.47
one gets an oops during log replay.
-Andi
md: linear personality registered as nr 1
md: raid0 personality registered as nr 2
md: md driver 0.90.0 MAX_MD_DEVS=256, MD_SB_DISKS=27
md: Autodetecting RAID arrays.
atkbd.c: Unknown key (set 2, scancode 0x9d, on isa0060/serio0) pressed.
md: autorun ...
md: considering sdb3 ...
md: adding sdb3 ...
md: adding sda2 ...
md: created md0
md: bind<sda2>
md: bind<sdb3>
md: running: <sdb3><sda2>
md0: max total readahead window set to 496k
md0: 2 data-disks, max readahead per data-disk: 248k
md0: setting max_sectors to 64, segment boundary to 16383
raid0: looking at sdb3
raid0: comparing sdb3(20972736) with sdb3(20972736)
raid0: END
raid0: ==> UNIQUE
raid0: 1 zones
raid0: looking at sda2
raid0: comparing sda2(20972736) with sdb3(20972736)
raid0: EQUAL
raid0: FINAL 1 zones
raid0: done.
raid0 : md_size is 41945472 blocks.
raid0 : conf->smallest->size is 41945472 blocks.
raid0 : nb_zone is 1.
raid0 : Allocating 8 bytes for hash.
md: updating md0 RAID superblock on device
md: sdb3 <6>(write) sdb3's sb offset: 20972736
md: sda2 <6>(write) sda2's sb offset: 20972736
md: ... autorun DONE.
[...]
SGI XFS CVS-09/15/02:17 with no debug enabled
XFS mounting filesystem md(9,0)
------------[ cut here ]------------
kernel BUG at drivers/block/ll_rw_blk.c:1910!
invalid operand: 0000
xfs
CPU: 0
EIP: 0060:[<c0280ccf>] Not tainted
EFLAGS: 00010246
EIP is at submit_bio+0x8f/0x9a
eax: 00000000 ebx: f6a79204 ecx: 0000001f edx: 00000000
esi: 00000000 edi: 0000001c ebp: 0001c000 esp: f6871b14
ds: 0068 es: 0068 ss: 0068
Process mount (pid: 800, threadinfo=f6870000 task=f68ed080)
Stack: f6a79204 00001000 f6a79204 fccd3667 00000000 f6a79204 00001000 00000000
02801c74 00000000 0000001c 00000004 f738a650 00000020 f67c0000 f6a5a9bc
00000000 fccd23c4 00000080 000001d0 f67c0000 00000020 f6a5a9bc fccd2db7
Call Trace:
[<fccd3667>] pagebuf_iorequest+0x237/0x3b2 [xfs]
[<fccd23c4>] _pagebuf_get_pages+0xac/0xc4 [xfs]
[<fccd2db7>] pagebuf_associate_memory+0x71/0x176 [xfs]
[<fccdb676>] xfsbdstrat+0x28/0x2e [xfs]
[<fccbb925>] xlog_bread+0x57/0xa0 [xfs]
[<fccbbd57>] xlog_find_verify_cycle+0xef/0x206 [xfs]
[<c01081fc>] __down_failed+0x8/0xc
[<fccbc2ab>] xlog_find_head+0x1b9/0x442 [xfs]
[<fccbc551>] xlog_find_tail+0x1d/0x43e [xfs]
[<fccd2242>] _pagebuf_initialize+0x40/0x116 [xfs]
[<fccd2d3c>] pagebuf_get_empty+0x52/0x5c [xfs]
[<fccbfe79>] xlog_recover+0x37/0xee [xfs]
[<fccb7f2f>] xfs_log_mount+0x8f/0xe2 [xfs]
[<fccc133f>] xfs_mountfs+0x5d5/0x125a [xfs]
[<c01081fc>] __down_failed+0x8/0xc
[<fccd2c2e>] pagebuf_get+0x12e/0x142 [xfs]
[<fccc0a25>] xfs_readsb+0x99/0xf2 [xfs]
[<fccc9a82>] xfs_mount+0x20c/0x2cc [xfs]
[<fccdc8f2>] linvfs_fill_super+0x160/0x2c6 [xfs]
[<c021836b>] vsprintf+0x27/0x2c
[<c021838f>] sprintf+0x1f/0x24
[<c01543af>] sb_set_blocksize+0x25/0x54
[<c0153c83>] get_sb_bdev+0x223/0x26e
[<c013b941>] kmalloc+0x95/0xb6
[<c0167a46>] alloc_vfsmnt+0x9e/0xda
[<fccecd40>] xfs_fs_type+0x0/0x20 [xfs]
[<fccdcf37>] linvfs_get_sb+0x2f/0x34 [xfs]
[<fccecd40>] xfs_fs_type+0x0/0x20 [xfs]
[<fccdc792>] linvfs_fill_super+0x0/0x2c6 [xfs]
[<c0153ed1>] do_kern_mount+0x5f/0xd4
[<fccecd40>] xfs_fs_type+0x0/0x20 [xfs]
[<c0168d7d>] do_add_mount+0x89/0x184
[<c01690b9>] do_mount+0x181/0x1ca
[<c021a07c>] copy_from_user+0x4c/0x50
[<c01694e0>] sys_mount+0xdc/0x110
[<c0109303>] syscall_call+0x7/0xb
Code: 0f 0b 76 07 8f a6 41 c0 eb 86 90 55 57 56 53 83 ec 24 c7 44
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