root@Gargoyle:~# opkg install block-mount kmod-fs-ext4
Package block-mount (0.2.0-9) installed in root is up to date.
Package kmod-fs-ext4 (3.3.8-1) installed in root is up to date.

opkg install block-mount kmod-fs-ext4

root@Gargoyle:~# opkg install block-mount kmod-fs-ext4
Installing block-mount (0.2.0-9) to root...
Downloading http://ecco.selfip.net/attitude_adjustment/ar71xx/packages/block-mount_0.2.0-9_ar71xx.ipk.
Package kmod-fs-ext4 (3.3.8-1) installed in root is up to date.
Configuring block-mount.
Collected errors:
 * resolve_conffiles: Existing conffile /etc/config/fstab is different from the conffile in the new package. The new conffile will be placed at /etc/config/fstab-opkg.

00650000)
[    9.350000] Node at 0x0065ff8c with length 0x000007fa would run over the end of the erase block
[    9.360000] Perhaps the file system was created with the wrong erase size?
[    9.370000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00660000: 0x507e instead
[    9.380000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00660004: 0xed75 instead
[    9.390000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00660008: 0x3704 instead
[    9.400000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0066000c: 0xca25 instead
[    9.410000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00660010: 0x8091 instead
[    9.410000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00660014: 0x06f6 instead
[    9.420000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00660018: 0x417e instead
t[    9.430000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0066001c: 0xa071 instead
[    9.440000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00660020: 0x755e instead
[    9.450000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00660024: 0x40e8 instead
[    9.460000] Further such events for this erase block will not be printed
[    9.470000] CLEANMARKER node found at 0x00663000, not first node in block (0x00660000)
[    9.490000] Node at 0x0066fd50 with length 0x000005be would run over the end of the erase block
[    9.500000] Perhaps the file system was created with the wrong erase size?
[    9.510000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00670000: 0xc279 instead
[    9.520000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00670004: 0x3b51 instead
[    9.530000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00670008: 0xe683 instead
[    9.540000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0067000c: 0x5ba7 instead
[    9.550000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00670010: 0x86dc instead
p[    9.560000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00670014: 0x429d instead
[    9.560000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00670018: 0x8ca3 instead
[    9.570000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0067001c: 0x164b instead
[    9.580000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00670020: 0x02a7 instead
[    9.590000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00670024: 0x6a82 instead
[    9.600000] Further such events for this erase block will not be printed
[    9.610000] CLEANMARKER node found at 0x00673000, not first node in block (0x00670000)
[    9.640000] Node at 0x0067f838 with length 0x000008d8 would run over the end of the erase block
[    9.640000] Perhaps the file system was created with the wrong erase size?
[    9.650000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00680000: 0xdfbd instead
[    9.660000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00680004: 0xb2b9 instead
l[    9.670000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00680008: 0x52bd instead
[    9.680000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0068000c: 0x72b7 instead
[    9.690000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00680010: 0x24dd instead
[    9.700000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00680014: 0x3045 instead
[    9.710000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00680018: 0x87d4 instead
[    9.710000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0068001c: 0x319d instead
[    9.720000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00680020: 0x3f3a instead
[    9.730000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00680024: 0x2b23 instead
[    9.740000] Further such events for this erase block will not be printed
[    9.750000] CLEANMARKER node found at 0x00683000, not first node in block (0x00680000)
[    9.780000] Node at 0x0068ff60 with length 0x00000509 would run over the end of the erase block
[    9.790000] Perhaps the file system was created with the wrong erase size?
[    9.790000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00690000: 0x3ff2 instead
[    9.800000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00690004: 0x84f2 instead
[    9.810000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00690008: 0x597c instead
[    9.820000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0069000c: 0x8c10 instead
[    9.830000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00690010: 0x2311 instead

[    9.840000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00690014: 0x0319 instead
[    9.850000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00690018: 0x280a instead
[    9.860000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0069001c: 0x2651 instead
[    9.870000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00690020: 0xf9f3 instead
[    9.870000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00690024: 0x6d92 instead
[    9.880000] Further such events for this erase block will not be printed
[    9.900000] CLEANMARKER node found at 0x00693000, not first node in block (0x00690000)
[    9.920000] Node at 0x0069fd68 with length 0x000006f8 would run over the end of the erase block
[    9.930000] Perhaps the file system was created with the wrong erase size?
[    9.940000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006a0000: 0xeae2 instead
[    9.950000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006a0004: 0x7cb4 instead
[    9.960000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006a0008: 0x745b instead
[    9.970000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006a000c: 0xb278 instead
[    9.970000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006a0010: 0xcdbe instead
[    9.980000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006a0014: 0xecbf instead
[    9.990000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006a0018: 0x8c7d instead
[   10.000000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006a001c: 0xc6c3 instead
[   10.010000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006a0020: 0x7019 instead
[   10.020000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006a0024: 0x1d34 instead
[   10.030000] Further such events for this erase block will not be printed
[   10.040000] CLEANMARKER node found at 0x006a3000, not first node in block (0x006a0000)
[   10.070000] Node at 0x006afe14 with length 0x0000055c would run over the end of the erase block
[   10.070000] Perhaps the file system was created with the wrong erase size?
[   10.080000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006b0000: 0x6f3f instead
[   10.090000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006b0004: 0xdc19 instead
[   10.100000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006b0008: 0x57bc instead
[   10.110000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006b000c: 0xbb68 instead
[   10.120000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006b0010: 0x0cb7 instead
t[   10.130000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006b0014: 0xfba7 instead
[   10.130000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006b0018: 0xc9f3 instead
[   10.140000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006b001c: 0xeb58 instead
[   10.150000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006b0020: 0xeab3 instead
[   10.160000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006b0024: 0x6ed0 instead
[   10.170000] Further such events for this erase block will not be printed
[   10.180000] CLEANMARKER node found at 0x006b3000, not first node in block (0x006b0000)
[   10.210000] Node at 0x006bfcb0 with length 0x00000914 would run over the end of the erase block
[   10.220000] Perhaps the file system was created with the wrong erase size?
[   10.220000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006c0000: 0x7b1d instead
[   10.230000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006c0004: 0xf322 instead
p[   10.240000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006c0008: 0x87d5 instead
[   10.250000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006c000c: 0xa07a instead
[   10.260000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006c0010: 0x8c1d instead
[   10.270000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006c0014: 0x09c4 instead
[   10.280000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006c0018: 0xddaa instead
[   10.290000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006c001c: 0xac82 instead
[   10.300000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006c0020: 0xf31a instead
[   10.300000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006c0024: 0x6849 instead
[   10.310000] Further such events for this erase block will not be printed
[   10.330000] CLEANMARKER node found at 0x006c3000, not first node in block (0x006c0000)
[   10.350000] Node at 0x006cff14 with length 0x00000473 would run over the end of the erase block
[   10.360000] Perhaps the file system was created with the wrong erase size?
l[   10.370000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006d0000: 0xbbbc instead
[   10.380000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006d0004: 0x2d21 instead
[   10.390000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006d0008: 0x4382 instead
[   10.390000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006d000c: 0xf70e instead
[   10.400000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006d0010: 0x7dad instead
[   10.410000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006d0014: 0xb233 instead
[   10.420000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006d0018: 0xbba9 instead
[   10.430000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006d001c: 0x1843 instead
[   10.440000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006d0020: 0xaeb2 instead
[   10.450000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x006d0024: 0xe66a instead
[   10.460000] Further such events for this erase block will not be printed
[   10.470000] Old JFFS2 bitmask found at 0x006d0360
[   10.470000] You cannot use older JFFS2 filesystems with newer kernels
[   10.480000] CLEANMARKER node found at 0x006d3000, not first node in block (0x006d0000)
[   10.510000] Node at 0x006dff04 with length 0x00000850 would run over the end of the erase block
[   10.520000] Perhaps the file system was created with the wrong erase size?

[   10.530000] JFFS2 notice: (1) jffs2_build_xattr_subsystem: complete building xattr subsystem, 9 of xdatum (0 unchecked, 9 orphan) and 9 of xref (0 dead, 9 orphan) found.
[   10.540000] VFS: Mounted root (jffs2 filesystem) readonly on device 31:2.
[   10.550000] Freeing unused kernel memory: 212k freed
[   10.560000] Kernel panic - not syncing: No init found.  Try passing init= option to kernel. See Linux Documentation/init.txt for guidance.