below is the output when I mount /dev/mtdblock10 to /mnt directory,
why these log arise again and again ?...
mtdblock10 is a partition of my second flash
root@OpenWrt:/# mount -t jffs2 /dev/mtdblock10 /mnt/
[ 808.080000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x00480000: 0x63a4 instead
[ 808.080000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x00480004: 0x4357 instead
[ 808.090000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x00480008: 0x3011 instead
[ 808.100000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x0048000c: 0xa9ac instead
[ 808.110000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x00480010: 0xb16f instead
[ 808.120000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x00480014: 0x9d93 instead
[ 808.130000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x00480018: 0x79ba instead
[ 808.140000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x0048001c: 0xec48 instead
[ 808.150000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x00480020: 0xd06f instead
[ 808.160000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x00480024: 0xaafc instead
[ 808.170000] Further such events for this erase block will not be printed
[ 808.180000] Empty flash at 0x00480100 ends at 0x00482120
[ 808.210000] Empty flash at 0x00483120 ends at 0x0048b140
[ 808.220000] Empty flash at 0x0048c140 ends at 0x0048c148
[ 808.230000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x005c0000: 0x6b0f instead
[ 808.240000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x005c0004: 0x8990 instead
[ 808.250000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x005c0008: 0x4e16 instead
[ 808.260000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x005c000c: 0x6c82 instead
[ 808.270000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x005c0010: 0x7f9a instead
[ 808.280000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x005c0014: 0xf68e instead
[ 808.290000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x005c0018: 0x74e4 instead
[ 808.300000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x005c001c: 0x3b3f instead
[ 808.310000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x005c0020: 0x6d45 instead
[ 808.320000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x005c0024: 0x9049 instead
[ 808.330000] Further such events for this erase block will not be printed
[ 808.340000] Empty flash at 0x005c0100 ends at 0x005c0118
[ 808.350000] Empty flash at 0x005c1120 ends at 0x005c4140
[ 808.370000] Empty flash at 0x005c6140 ends at 0x005c9160
[ 808.390000] jffs2_scan_eraseblock(): Node at 0x00670000 {0x1985, 0x2003,
0x0000000c) has invalid CRC 0x7060dc98 (calculated 0xf060dc98)
[ 808.400000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x00670008: 0x7060 instead
[ 808.440000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x006a0000: 0x0985 instead
[ 808.450000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x006a0008: 0x7060 instead
[ 808.480000] jffs2_scan_eraseblock(): Node at 0x006d0000 {0x1985, 0x2003,
0x0000000c) has invalid CRC 0x7060dc98 (calculated 0xf060dc98)
[ 808.500000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x006d0008: 0x7060 instead
[ 808.530000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x006e0000: 0x1981 instead
[ 808.540000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x006e0008: 0xf060 instead
[ 808.580000] jffs2_scan_eraseblock(): Node at 0x00700000 {0x1985, 0x2003,
0x0000000c) has invalid CRC 0x7060dc98 (calculated 0xf060dc98)
[ 808.590000] jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at
0x00700008: 0x7060 instead
[ 808.640000] Empty flash at 0x00ab1100 ends at 0x00ab1110
[ 808.650000] Empty flash at 0x00ab2120 ends at 0x00ab4140
[ 808.670000] Empty flash at 0x00ab6120 ends at 0x00ab9140
[ 808.680000] Empty flash at 0x00aba140 ends at 0x00aba150
[ 808.710000] JFFS2 notice: (1078) jffs2_build_xattr_subsystem: complete
building xattr subsystem, 0 of xdatum (0 unchecked, 0 orphan) and 0 of xref (0
dead, 0 orphan) found.
root@OpenWrt:/# [ 809.190000] Newly-erased block contained word 0x0 at offset
0x00fda000
[ 809.620000] Newly-erased block contained word 0x0 at offset 0x00fc3000
[ 810.080000] Newly-erased block contained word 0x0 at offset 0x00fb6000
[ 810.520000] Newly-erased block contained word 0x0 at offset 0x00fa1000
[ 810.980000] Newly-erased block contained word 0x0 at offset 0x00f94000
[ 811.410000] Newly-erased block contained word 0x0 at offset 0x00f80000
[ 811.860000] Newly-erased block contained word 0x0 at offset 0x00f73000
[ 812.300000] Newly-erased block contained word 0x0 at offset 0x00f68000
[ 812.750000] Newly-erased block contained word 0x0 at offset 0x00f5e000
[ 813.190000] Newly-erased block contained word 0x0 at offset 0x00f45000
[ 813.650000] Newly-erased block contained word 0x0 at offset 0x00f39000
[ 814.100000] Newly-erased block contained word 0x0 at offset 0x00f2a000
[ 814.520000] Newly-erased block contained word 0x0 at offset 0x00f10000
[ 814.960000] Newly-erased block contained word 0x0 at offset 0x00f02000
[ 815.400000] Newly-erased block contained word 0x0 at offset 0x00ef5000
[ 815.850000] Newly-erased block contained word 0x0 at offset 0x00ee8000
[ 816.280000] Newly-erased block contained word 0x0 at offset 0x00ed3000
[ 816.730000] Newly-erased block contained word 0x0 at offset 0x00ec4000
[ 817.640000] Newly-erased block contained word 0x0 at offset 0x00ea1000
[ 818.080000] Newly-erased block contained word 0x0 at offset 0x00e93000
[ 818.520000] Newly-erased block contained word 0x0 at offset 0x00e80000
[ 818.960000] Newly-erased block contained word 0x0 at offset 0x00e72000
[ 819.390000] Newly-erased block contained word 0x0 at offset 0x00e60000
[ 819.820000] Newly-erased block contained word 0x0 at offset 0x00e51000
[ 820.260000] Newly-erased block contained word 0x0 at offset 0x00e43000
[ 820.710000] Newly-erased block contained word 0x0 at offset 0x00e34000
[ 821.140000] Newly-erased block contained word 0x0 at offset 0x00e22000
[ 821.580000] Newly-erased block contained word 0x0 at offset 0x00e11000
[ 822.010000] Newly-erased block contained word 0x0 at offset 0x00e04000
[ 822.460000] Newly-erased block contained word 0x0 at offset 0x00df3000
[ 822.890000] Newly-erased block contained word 0x0 at offset 0x00de0000
[ 823.330000] Newly-erased block contained word 0x0 at offset 0x00dd1000
.......
..........
------------------
Regards,
banglang huang
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