问题：
启动报错jffs2
1 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00000000: 0x1f70 instead 2 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00000004: 0xcaa0 instead 3 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00000008: 0x9b8b instead 4 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0000000c: 0xae33 instead 5 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00000010: 0x2af0 instead 6 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00000014: 0x6898 instead 7 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00000018: 0x7e0c instead 8 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0000001c: 0x4911 instead 9 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00000020: 0xbbeb instead 10 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00000024: 0x998f instead 11 jffs2: Further such events for this erase block will not be printed 12 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00010000: 0xc819 instead 13 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00010004: 0x8c90 instead 14 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00010008: 0xf1ce instead 15 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0001000c: 0x6041 instead 16 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00010010: 0xda67 instead 17 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00010014: 0x937d instead 18 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00010018: 0xa723 instead 19 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0001001c: 0xe7da instead 20 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00010020: 0x8e31 instead 21 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00010024: 0xa9b5 instead 22 jffs2: Further such events for this erase block will not be printed 23 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00020000: 0x8f0f instead 24 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00020004: 0x2b19 instead 25 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00020008: 0xc52a instead 26 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0002000c: 0xbc75 instead 27 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00020010: 0x296d instead 28 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00020014: 0xa79c instead 29 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00020018: 0x89da instead 30 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0002001c: 0x17b9 instead 31 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00020020: 0xf44a instead 32 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00020024: 0x6cac instead 33 jffs2: Further such events for this erase block will not be printed 34 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00030000: 0x6ac7 instead 35 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00030004: 0x3d16 instead 36 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00030008: 0xff57 instead 37 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0003000c: 0x2273 instead 38 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00030010: 0x5095 instead 39 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00030014: 0x610c instead 40 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00030018: 0x9447 instead 41 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0003001c: 0xe31e instead 42 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00030020: 0x3ca7 instead 43 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00030024: 0x2455 instead 44 jffs2: Further such events for this erase block will not be printed 45 jffs2: Old JFFS2 bitmask found at 0x00031208 46 jffs2: You cannot use older JFFS2 filesystems with newer kernels 47 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00040000: 0xebbe instead 48 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00040004: 0xae5a instead 49 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00040008: 0xbd49 instead 50 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0004000c: 0x7d7a instead 51 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00040010: 0x1810 instead 52 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00040014: 0x76df instead 53 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00040018: 0x7bcd instead 54 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0004001c: 0x6233 instead 55 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00040020: 0x1033 instead 56 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00040024: 0x5ee3 instead 57 jffs2: Further such events for this erase block will not be printed 58 jffs2: Old JFFS2 bitmask found at 0x0004a738 59 jffs2: You cannot use older JFFS2 filesystems with newer kernels 60 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00050000: 0x5f2a instead 61 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00050004: 0xd6d5 instead 62 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00050008: 0x3cc6 instead 63 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0005000c: 0x2c52 instead 64 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00050010: 0xe564 instead 65 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00050014: 0x0346 instead 66 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00050018: 0x2eea instead 67 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0005001c: 0x4c4b instead 68 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00050020: 0x9f61 instead 69 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00050024: 0xd4de instead 70 jffs2: Further such events for this erase block will not be printed 71 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00060000: 0xfc3f instead 72 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00060004: 0x368e instead 73 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00060008: 0xb26e instead 74 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0006000c: 0x30c3 instead 75 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00060010: 0x1678 instead 76 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00060014: 0xaf12 instead 77 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00060018: 0xf82c instead 78 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0006001c: 0x896b instead 79 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00060020: 0x65a8 instead 80 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00060024: 0xa2a8 instead 81 jffs2: Further such events for this erase block will not be printed 82 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00070000: 0xf405 instead 83 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00070004: 0x8872 instead 84 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00070008: 0x79f9 instead 85 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0007000c: 0x59fa instead 86 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00070010: 0x21d7 instead 87 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00070014: 0xdbf1 instead 88 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00070018: 0xf408 instead 89 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0007001c: 0xe307 instead 90 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00070020: 0x59f5 instead 91 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00070024: 0x11d3 instead 92 jffs2: Further such events for this erase block will not be printed 93 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00080000: 0x4576 instead 94 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00080004: 0xb5f3 instead 95 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00080008: 0xbeba instead 96 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0008000c: 0x701d instead 97 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00080010: 0x55bb instead 98 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00080014: 0x9c4b instead 99 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00080018: 0x85be instead 100 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0008001c: 0xcaab instead 101 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00080020: 0x27cd instead 102 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00080024: 0xccb6 instead 103 jffs2: Further such events for this erase block will not be printed 104 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00090000: 0x3761 instead 105 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00090004: 0xfcee instead 106 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00090008: 0x153e instead 107 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0009000c: 0x616c instead 108 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00090010: 0xb48a instead 109 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00090014: 0xe8e9 instead 110 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00090018: 0x0e43 instead 111 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x0009001c: 0xae43 instead 112 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00090020: 0x2e0e instead 113 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x00090024: 0xf0a2 instead 114 jffs2: Further such events for this erase block will not be printed 115 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000a0000: 0xed70 instead 116 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000a0004: 0xb133 instead 117 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000a0008: 0x26ca instead 118 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000a000c: 0xc9de instead 119 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000a0010: 0xd459 instead 120 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000a0014: 0x3c4a instead 121 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000a0018: 0xc40b instead 122 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000a001c: 0xdb96 instead 123 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000a0020: 0x66d6 instead 124 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000a0024: 0xae69 instead 125 jffs2: Further such events for this erase block will not be printed 126 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000b0000: 0xd2d7 instead 127 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000b0004: 0x65b1 instead 128 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000b0008: 0xf540 instead 129 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000b000c: 0xf436 instead 130 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000b0010: 0x041c instead 131 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000b0014: 0x8512 instead 132 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000b0018: 0x2cb4 instead 133 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000b001c: 0x0347 instead 134 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000b0020: 0xfc10 instead 135 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000b0024: 0x5a9f instead 136 jffs2: Further such events for this erase block will not be printed 137 jffs2: Old JFFS2 bitmask found at 0x000b7224 138 jffs2: You cannot use older JFFS2 filesystems with newer kernels 139 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000c0000: 0xb9de instead 140 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000c0004: 0xbcd9 instead 141 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000c0008: 0x7d06 instead 142 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000c000c: 0x27bc instead 143 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000c0010: 0x4dc3 instead 144 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000c0014: 0xb976 instead 145 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000c0018: 0xa678 instead 146 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000c001c: 0xdf6c instead 147 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000c0020: 0x884a instead 148 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000c0024: 0x749a instead 149 jffs2: Further such events for this erase block will not be printed 150 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000d0000: 0x328d instead 151 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000d0004: 0xe15d instead 152 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000d0008: 0x2b93 instead 153 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000d000c: 0x9b59 instead 154 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000d0010: 0x6663 instead 155 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000d0014: 0x6d7f instead 156 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000d0018: 0x454a instead 157 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000d001c: 0x6a05 instead 158 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000d0020: 0x025c instead 159 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000d0024: 0x8376 instead 160 jffs2: Further such events for this erase block will not be printed 161 jffs2: Old JFFS2 bitmask found at 0x000d64fc 162 jffs2: You cannot use older JFFS2 filesystems with newer kernels 163 jffs2: Old JFFS2 bitmask found at 0x000dd5e4 164 jffs2: You cannot use older JFFS2 filesystems with newer kernels 165 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000e0000: 0xa5e3 instead 166 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000e0004: 0xad7a instead 167 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000e0008: 0x9163 instead 168 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000e000c: 0x6ad1 instead 169 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000e0010: 0x0ade instead 170 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000e0014: 0x6f3b instead 171 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000e0018: 0x49ce instead 172 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000e001c: 0x8908 instead 173 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000e0020: 0x824d instead 174 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000e0024: 0xb733 instead 175 jffs2: Further such events for this erase block will not be printed 176 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000f0000: 0x619c instead 177 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000f0004: 0xce45 instead 178 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000f0008: 0x0025 instead 179 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000f000c: 0xfc20 instead 180 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000f0010: 0xad12 instead 181 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000f0014: 0xee76 instead 182 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000f0018: 0x6fb6 instead 183 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000f001c: 0x2435 instead 184 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000f0020: 0x32b1 instead 185 jffs2: jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x000f0024: 0xbe6e instead 186 jffs2: Further such events for this erase block will not be printed 187 jffs2: Cowardly refusing to erase blocks on filesystem with no valid JFFS2 nodes 188 jffs2: empty_blocks 0, bad_blocks 0, c->nr_blocks 16
解决
分区是以jffs2挂载的，但是没有相应jffs2的文件系统