Comment 4 for bug 1176977

reproducible on 3.7 (vanilla + multiv7_defconfig) too:

XFS (sda5): Mounting Filesystem
XFS (sda5): Ending clean mount
vmap allocation for size 2097152 failed: use vmalloc=<size> to increase size.
vmap allocation for size 2097152 failed: use vmalloc=<size> to increase size.
vmap allocation for size 2097152 failed: use vmalloc=<size> to increase size.
XFS (sda5): xfs_buf_get_map: failed to map pages

XFS (sda5): Internal error xfs_trans_cancel at line 1477 of file fs/xfs/xfs_trans.c. Caller 0xc016f718

[<c0013d18>] (unwind_backtrace+0x0/0xf8) from [<c01a7804>] (xfs_trans_cancel+0xe4/0x104)
[<c01a7804>] (xfs_trans_cancel+0xe4/0x104) from [<c016f718>] (xfs_create+0x1cc/0x400)
[<c016f718>] (xfs_create+0x1cc/0x400) from [<c0167bac>] (xfs_vn_mknod+0x84/0xe4)
[<c0167bac>] (xfs_vn_mknod+0x84/0xe4) from [<c00a8fc4>] (vfs_create+0x80/0xb4)
[<c00a8fc4>] (vfs_create+0x80/0xb4) from [<c00a978c>] (do_last.isra.37+0x794/0xb9c)
[<c00a978c>] (do_last.isra.37+0x794/0xb9c) from [<c00a9c3c>] (path_openat+0xa8/0x47c)
[<c00a9c3c>] (path_openat+0xa8/0x47c) from [<c00aa03c>] (do_filp_open+0x2c/0x80)
[<c00aa03c>] (do_filp_open+0x2c/0x80) from [<c009d3f4>] (do_sys_open+0xe4/0x170)
[<c009d3f4>] (do_sys_open+0xe4/0x170) from [<c000dec0>] (ret_fast_syscall+0x0/0x30)
XFS (sda5): xfs_do_force_shutdown(0x8) called from line 1478 of file fs/xfs/xfs_trans.c. Return address = 0xc01a7818
XFS (sda5): Corruption of in-memory data detected. Shutting down filesystem
XFS (sda5): Please umount the filesystem and rectify the problem(s)

flag@c13:~$ uname -a
Linux c13 3.7.0v36try4 #6 SMP Mon May 13 18:50:40 CEST 2013 armv7l armv7l armv7l GNU/Linux