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内核3.18.20,执行
ubiattach /dev/ubi_ctrl -m 5 -d 1
挂载文件系统,会有偶发性(几率比较高)出现以下的错误,如果错误后,如果ubidetach -m 5,再重新ubiattach则会成功。哪里出了问题呢?刚用flash_erase擦除的spi nand flash块。
正常时ubinfo获取到的信息为:
- ubi1
- Volumes count: 0
- Logical eraseblock size: 253952 bytes, 248.0 KiB
- Total amount of logical eraseblocks: 570 (144752640 bytes, 138.0 MiB)
- Amount of available logical eraseblocks: 556 (141197312 bytes, 134.7 MiB)
- Maximum count of volumes 128
- Count of bad physical eraseblocks: 30
- Count of reserved physical eraseblocks: 10
- Current maximum erase counter value: 1
- Minimum input/output unit size: 4096 bytes
- Character device major/minor: 252:0
复制代码
按照https://www.toradex.com/communit ... e=second-test-space给内核打了补丁之后,问题依然存在。
正常时的执行大打印信息:
- UBI: attaching mtd5 to ubi1
- UBI: scanning is finished
- UBI: attached mtd5 (name "rescue", size 150 MiB) to ubi1
- UBI: PEB size: 262144 bytes (256 KiB), LEB size: 253952 bytes
- UBI: min./max. I/O unit sizes: 4096/4096, sub-page size 4096
- UBI: VID header offset: 4096 (aligned 4096), data offset: 8192
- UBI: good PEBs: 570, bad PEBs: 30, corrupted PEBs: 0
- UBI: user volume: 0, internal volumes: 1, max. volumes count: 128
- UBI: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 1060139867
- UBI: available PEBs: 556, total reserved PEBs: 14, PEBs reserved for bad PEB handling: 10
- UBI: background thread "ubi_bgt1d" started, PID 202
- UBI device number 1, total 570 LEBs (144752640 bytes, 138.0 MiB), available 556 LEBs (141197312 bytes, 134.7 MiB), LEB size 253952 bytes (248.0 KiB)
复制代码
错误时的信息:
- UBI: attaching mtd5 to ubi1
- UBI: scanning is finished
- UBI: empty MTD device detected
- UBI: attached mtd5 (name "rescue", size 150 MiB) to ubi1
- UBI: PEB size: 262144 bytes (256 KiB), LEB size: 253952 bytes
- UBI: min./max. I/O unit sizes: 4096/4096, sub-page size 4096
- UBI: VID header offset: 4096 (aligned 4096), data offset: 8192
- UBI: good PEBs: 571, bad PEBs: 29, corrupted PEBs: 0
- UBI: user volume: 0, internal volumes: 1, max. volumes count: 128
- UBI: max/mean erase counter: 0/0, WL threshold: 4096, image sequence number: 1060139867
- UBI: available PEBs: 556, total reserved PEBs: 15, PEBs reserved for bad PEB handling: 11
- UBI: background thread "ubi_bgt1d" started, PID 199
- UBIFS error (pid 198): ubifs_read_node: bad node type (255 but expected 1)
- UBIFS error (pid 198): ubifs_read_node: bad node at LEB 254:61248, LEB mapping status 1
- Not a node, first 24 bytes:
- 00000000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ........................
- CPU: 0 PID: 198 Comm: ubiattach Tainted: G O 3.18.20 #12
- [<80016664>] (unwind_backtrace) from [<80012024>] (show_stack+0x10/0x14)
- [<80012024>] (show_stack) from [<804a86d4>] (dump_stack+0x88/0x98)
- [<804a86d4>] (dump_stack) from [<801d6784>] (ubifs_read_node+0x260/0x2d8)
- [<801d6784>] (ubifs_read_node) from [<801f2da4>] (ubifs_tnc_read_node+0x120/0x12c)
- [<801f2da4>] (ubifs_tnc_read_node) from [<801d9c74>] (ubifs_tnc_locate+0x1a0/0x1cc)
- [<801d9c74>] (ubifs_tnc_locate) from [<801cc97c>] (do_readpage+0x128/0x3b0)
- [<801cc97c>] (do_readpage) from [<801cda30>] (ubifs_readpage+0x38/0x4b0)
- [<801cda30>] (ubifs_readpage) from [<80089c74>] (filemap_fault+0x2a0/0x474)
- [<80089c74>] (filemap_fault) from [<800a66c8>] (__do_fault+0x34/0x88)
- [<800a66c8>] (__do_fault) from [<800a8d24>] (do_read_fault+0x1e4/0x2c4)
- [<800a8d24>] (do_read_fault) from [<800a95b8>] (handle_mm_fault+0x438/0xd14)
- [<800a95b8>] (handle_mm_fault) from [<800184b8>] (do_page_fault+0x1e0/0x290)
- [<800184b8>] (do_page_fault) from [<800084b4>] (do_DataAbort+0x38/0x98)
- [<800084b4>] (do_DataAbort) from [<80012d1c>] (__dabt_usr+0x3c/0x40)
- Exception stack(0xbea11fb0 to 0xbea11ff8)
- 1fa0: 7eeec930 000a50e8 7eeeca00 00000000
- 1fc0: 00000000 000a50e8 7eeeca00 7eeeca08 7eeeca50 00000000 00000000 7eeecaec
- 1fe0: 00000000 7eeec904 0001e938 000414a4 20000010 ffffffff
- UBIFS error (pid 198): do_readpage: cannot read page 50 of inode 630, error -22
- UBIFS error (pid 198): ubifs_read_node: bad node type (255 but expected 1)
- UBIFS error (pid 198): ubifs_read_node: bad node at LEB 255:2664, LEB mapping status 1
- Not a node, first 24 bytes:
- 00000000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ........................
- CPU: 0 PID: 198 Comm: ubiattach Tainted: G O 3.18.20 #12
- [<80016664>] (unwind_backtrace) from [<80012024>] (show_stack+0x10/0x14)
- [<80012024>] (show_stack) from [<804a86d4>] (dump_stack+0x88/0x98)
- [<804a86d4>] (dump_stack) from [<801d6784>] (ubifs_read_node+0x260/0x2d8)
- [<801d6784>] (ubifs_read_node) from [<801f2da4>] (ubifs_tnc_read_node+0x120/0x12c)
- [<801f2da4>] (ubifs_tnc_read_node) from [<801d9c74>] (ubifs_tnc_locate+0x1a0/0x1cc)
- [<801d9c74>] (ubifs_tnc_locate) from [<801cc97c>] (do_readpage+0x128/0x3b0)
- [<801cc97c>] (do_readpage) from [<801cda30>] (ubifs_readpage+0x38/0x4b0)
- [<801cda30>] (ubifs_readpage) from [<80089c74>] (filemap_fault+0x2a0/0x474)
- [<80089c74>] (filemap_fault) from [<800a66c8>] (__do_fault+0x34/0x88)
- [<800a66c8>] (__do_fault) from [<800a8d24>] (do_read_fault+0x1e4/0x2c4)
- [<800a8d24>] (do_read_fault) from [<800a95b8>] (handle_mm_fault+0x438/0xd14)
- [<800a95b8>] (handle_mm_fault) from [<800184b8>] (do_page_fault+0x1e0/0x290)
- [<800184b8>] (do_page_fault) from [<80008548>] (do_PrefetchAbort+0x34/0x98)
- [<80008548>] (do_PrefetchAbort) from [<80012f5c>] (ret_from_exception+0x0/0x24)
- Exception stack(0xbea11fb0 to 0xbea11ff8)
- 1fa0: 00000012 00000000 7eeec4d4 00000000
- 1fc0: 0008aabc 7eeec930 7eeec900 00000000 00000012 000a50e8 000a50fa 7eeec924
- 1fe0: 0100f8fe 7eeec408 00041548 00044bfc 60000010 ffffffff
- UBIFS error (pid 198): do_readpage: cannot read page 52 of inode 630, error -22
- UBIFS error (pid 198): ubifs_read_node: bad node length 2794, expected 2910
- UBIFS error (pid 198): ubifs_read_node: bad node at LEB 253:32792, LEB mapping status 1
- magic 0x6101831
- crc 0xadfb3581
- node_type 1 (data node)
- group_type 0 (no node group)
- sqnum 9034
- len 2794
- key (630, data, 53)
- size 4096
- compr_typ 1
- data size 2746
- data:
- 00000000: 16 d0 24 0b e5 e8 4c 00 00 13 c3 f6 ff ea e8 34 1b e5 00 00 53 e3 2a 00 00 1a 58 24 1b e5 d4 34
- 00000020: 0b e5 00 10 92 e5 04 20 82 e2 dc 14 0b e5 d0 5d 01 58 4d 05 b8 4e 05 f4 14 0c 07 00 03 05 00 a0
- 00000040: e1 0b 79 ff eb 01 00 70 e3 2d f7 ff 1a 6c f3 ff ea d0 cd 08 0c 0c 03 00 13 0a 14 30 95 e5 18 20
- 00000060: 95 e5 02 00 53 e1 01 10 83 32 20 20 a0 33 14 10 85 35 00 20 c3 35 01 f7 ff 3a 20 10 a0 e3 6e 08
- 00000080: fa 78 ad 08 fc 0e 15 1a 5b 4d 08 84 4d 08 74 5d 0f 06 0f 07 e1 6e 2c 0e 06 00 40 0e 01 df fc 0d
- 000000a0: 05 30 dd 05 ee dd 05 06 4d 0e 4f 5c 05 01 00 35 1b e5 fc 15 06 b0 10 d2 e1 bd ff ff ea 6c 5e 01
- 000000c0: 04 35 0c 03 00 1f 04 00 52 e3 14 6b 1f c5 05 30 a0 d3 6c 34 0b d5 20 6b 1f d5 3a f7 ff ea 24 3b
- 000000e0: 1f e5 37 47 ff eb 03 30 9f e7 03 30 90 e7 00 30 93 e5 2c 20 93 e5 28 5d 00 74 4d 1c 84 6c 1f 09
- 00000100: 30 d2 e5 01 30 43 e2 ff 30 03 e2 fd 4d 1a 00 0e 10 83 74 0c 05 02 85 04 f2 ff 8a 6f 14 00 30 d3
- 00000120: 8d 1d 00 0d 35 03 6e 06 fe f1 0d 15 2d cd 14 c5 cd 14 c7 4d 1a 26 4d 14 90 5d 0d 1b 5d 0d 4b 0d
- 00000140: 0a e3 8c 0e 01 20 80 e7 20 5c 02 01 42 4e 4b e2 6d 08 20 5e 07 3c 64 5f 15 20 84 e5 00 48 08 00
- 00000160: ba 01 0a 53 e3 1d 00 00 ca 6c 5c 0c 0d 0e 30 83 e2 07 30 c3 e3 03 d0 4d e0 08 60 8d e2 5e 10 e3
- 00000180: cc 5e 13 43 1e 0d 0e 04 0d 02 e1 6c 1d 02 0c 10 41 e2 06 5f 0e bd 57 00 9e 0e 6c 04 0d 07 11 5e
- 000001a0: 23 07 f3 ac 21 02 01 00 72 e3 02 4c 05 4d 07 13 0f 34 a0 03 05 5d 22 01 0d 15 c3 6d 0f 36 5d 3d
- 000001c0: cc 4d 0f 6c 4e 00 34 6c 0d 29 03 5d 23 03 4e 09 af b3 4c 2f 02 00 50 e3 dd ff 4d 3b 04 0e 10 5e
- 000001e0: 91 5c 01 05 60 50 e2 f2 f2 ff 0a 01 cc 10 4f 03 ea 64 3c 0e 0c e4 46 2c 6e 03 e9 f2 5c 0e 5e 02
- 00000200: 6c 2c 0e 00 64 1c 0e 00 84 0c 0d 00 45 5e 1f 43 3e 0d 2c 0c 4d 2a 10 4d 33 03 5d 3b 02 5c 0c 6d
- 00000220: 18 8f 29 dd 02 da 5d 0b 20 dd 48 23 4c 13 6c 20 6e 23 01 20 0e 41 01 0a 0d 2d 0f 0d 04 8a 0d 44
- 00000240: 82 33 4c 04 6e 09 10 15 4c 47 5d 0a 7a 4d 0a d0 4d 55 06 6c 03 7c 1b 5e 03 08 6d 0d 21 cb 4c 02
- 00000260: 7d 0e cc 4d 2e 76 4e 1c cc 24 6f 0d 50 e3 e9 5c 1c 7c 02 6d 62 23 cd 1d b7 29 ad 03 d0 5d 04 e6
- 00000280: 5e 1d 44 3d 0e 10 44 2d 0e 00 3c 1d 0e 00 54 0d 0d 00 0f 5c 1a 7d 0d 63 dd 25 e0 0d 81 1a 7d 01
- 000002a0: 12 6d 08 70 0d 10 a6 4c 08 02 06 60 87 e0 df 5d 43 25 dd 43 3d dd 43 9b 4d 34 9e 4d 25 23 dd 02
- 000002c0: 37 dd 02 a0 5e 02 98 f2 28 3d 09 31 dd 02 be 5d 02 92 5c 02 2b 6d 0d 20 0e d6 14 20 5d 6a 10 0d
- 000002e0: d5 07 00 20 03 2a 01 40 84 e2 b8 4d 38 49 cd 07 22 29 ed 00 83 4c 07 6d 02 1d cd 02 f3 4d 1e 7e
- 00000300: 4d 02 2b cd 05 17 dd 02 98 4d 05 78 5c 02 02 10 00 13 e3 97 3d 2d 0f 54 4f 0e 0c 30 d6 0c 67 5d
- 00000320: 0e 8c 5e 0e 64 3e 4d 3e 2e 0e 00 5c 1e 0e 00 68 0e 0d 00 c7 4d 43 6c 4d 02 5b 2d 8d 08 60 5d 0b
- 00000340: 7c 5d 02 55 2d 5d 00 29 4f 08 02 31 e0 5e 01 68 e0 0f a1 56 e1 f5 0e 28 8a ec 4d 40 c4 6f 82 80
- 00000360: 88 e0 0f 20 13 e1 0c 0d 1c 0a 0e ca a0 e1 ef 88 25 4d 00 4f 2f 54 e1 1a 5c 16 02 0a 01 78 e3 5f
- 00000380: 4c 06 28 0f 01 54 e1 e4 5d 01 04 4e 07 6c d4 0e 10 a1 f4 0d 17 27 de 06 db 77 bd 1d 50 5d 06 3c
- 000003a0: 5c 11 06 00 00 58 e3 ce ff ff ba 98 5c 1d 7d 8f 1c 5c 81 7d 04 02 4f 90 33 ff 2f 0c cf 4e 09 32
- 000003c0: f2 5c 61 4c 11 28 7e 01 52 e1 4c 54 0b 95 08 80 83 90 8a f4 ff 9a 4c 3f 1f e5 20 2d 4d 03 25 4c
- 000003e0: 0b 6e 42 3a 9b 4c 42 dc 49 6d 5d 28 4d 51 78 5d 05 14 2d bd 00 19 5c 05 ed 1b b2 cd 14 a5 4d 35
- 00000400: 13 29 4d 08 ac de 02 8b f9 0d 05 0d 5d 02 bc 5d 08 02 2d 1d 01 07 29 bd 00 8c 4d 0e 9f 4e 06 8c
- 00000420: 34 7f 81 70 e3 86 5d 18 ff 4d 52 ac 9f 5f 52 e3 85 5d 54 14 4f 3c 18 10 95 5d 03 52 0f 79 00 82
- 00000440: 32 4f 10 33 14 00 6c 4b 01 c2 35 7a f2 28 cc 16 6d 09 8c 29 2d 01 73 4d 09 ec 4c 09 03 78 36 9f
- 00000460: e5 e1 45 2c 0d 02 e6 5d 02 bc fc c2 5c 36 6e b5 00 30 bc ca 7c c9 02 00 80 c3 e5 a7 5e 14 04 80
- 00000480: 0d 15 a5 dd 53 75 cd 1b c7 02 a8 1a d6 5c 07 6d 06 b4 4c 08 6c 06 7f 08 04 30 12 8d d1 00 0e 5c
- 000004a0: 05 b0 0e 0f 11 97 dd 06 67 dd 06 2c 5d 39 c8 5c 06 6d 77 90 4d 15 15 0e 48 ea 80 cc d6 6d 17 5d
- 000004c0: 29 ed 02 63 4e 17 bd f1 28 7c 19 7d 03 55 29 7d 00 51 5d 03 b5 5e 03 a0 35 0d 36 aa 2d 6d 03 af
- 000004e0: 5d 02 8c 5e 02 8c 25 4d 00 15 4d 00 05 0e 00 0b 46 7f 80 53 e3 26 02 01 da 02 4c 48 6e 0a 03 20
- 00000500: bf 0a 7b 4c 00 9c 0a 5f 03 e1 a0 f1 ad 55 ee 6d 55 21 0f 92 02 20 68 4e 5b 53 e1 7c 48 4d 44 93
- 00000520: 4e 3d 9a 40 4d 0b 8d 2d cd 01 92 6c 36 de 29 12 f9 3c 6e 0e 04 f9 28 cd 06 20 ce 23 ff f8 0d 1d
- 00000540: 81 4c 08 7d 50 fa 7d 00 25 bc 3f 5e aa 0a 7c 5d 2c 24 4c 5e 01 83 31 92 e7 7d 32 d6 5d c7 fc cd
- 00000560: 0d 0f ce 37 08 00 7c c8 01 92 e5 c8 1f 4c b7 cc 38 02 f0 00 c3 e1 cb 4d 05 e8 dc 07 7c 09 6c 09
- 00000580: 7d 08 11 4c b8 5e 34 e5 c3 cc f5 6d 09 05 35 1e 08 ba f3 ad 3d e8 31 ad 07 ed 0d 49 0a 4e 3d e1
- 000005a0: b1 4e 04 18 34 0e 45 28 24 0e 00 18 14 4d 00 04 0d 00 ae 4d 24 04 4d 02 18 4d 02 04 4d 02 14 4d
- 000005c0: 02 a9 4e 02 f0 33 5c 01 4e 02 f0 13 4d 00 03 0d 00 a4 4c 02 6d ee 04 4d 18 14 4e 2a 56 9f 0d 03
- 000005e0: fc 4f db 14 34 5b 0c 1c 5c 43 02 01 20 00 e2 fc 5f fd 02 30 83 0c 36 5c 22 02 01 10 01 e2 81 4f
- 00000600: 01 01 20 02 4d ed c3 0d 68 31 0d 02 f8 6c 20 4c 01 6d 02 82 5c 01 7d c2 10 7d 01 e0 0d 03 ec 4e
- 00000620: 01 0e 32 5d 05 c0 0d 02 d4 4d 01 20 7d 02 60 0d 02 8c 4d 02 08 5d 09 40 5e 01 06 33 bd 09 80 4d
- 00000640: 01 82 4c 01 6f 89 14 34 4b 0c 0a 4c 1c 6d 9c 58 4d 1f 1c 4d 01 f4 4d 01 07 4d ff 18 7c 2b 8e 01
- 00000660: c3 e3 7d cb 10 5d 01 d0 5c 2d 01 43 2e 4b 12 4d 00 02 0e 49 42 12 4d 00 02 0e 24 83 12 4d 00 02
- 00000680: 0e 0f 0b 15 4c 00 07 05 f8 00 42 e1 08 30 42 e2 04 4d 50 0c 0d 07 e2 6d 40 40 4e 50 46 0b 0d a0
- 000006a0: 57 4e 28 f4 32 0e 43 f6 44 2c 6e 09 fb f0 2c fe 25 0e 2a 0d 07 9c 5d 94 56 0e 8c ea c8 5d 05 ea
- 000006c0: 2d bd 00 ef 5d 05 b4 5d 02 e4 2d 5d 00 e9 5d 02 cc 5e 2a e2 29 ad 4e 90 4d 08 22 4d 3e 90 5d 0a
- 000006e0: 8c 5f 2c f2 0f 52 26 3d 22 93 4d 74 83 7c 8d 4d 01 d3 7d 3d 16 7c 04 4c 10 02 8a 01 73 e3 29 4c
- 00000700: fd 6e 01 20 60 6d ff 56 0c 4e 8d ff 86 28 ec 1f 05 30 8d e2 06 60 83 e0 50 4e 04 d3 ef ae ac 81
- 00000720: b1 be f0 f4 ff be f0 30 8f be f0 c4 f0 bc f0 6d 05 c8 4d 05 00 5d 16 b6 2d dd 02 bb 5c 16 02 02
- 00000740: 30 80 e2 50 5d 24 20 4c 00 02 02 30 d0 e5 30 0d 2b 09 ad 97 9a 6d 33 00 21 9d 28 04 5c 32 4c 2c
- 00000760: 02 e5 c2 3f 82 e1 7e 8b c8 ff 5d 20 31 0d 13 a2 2d 3d 01 a7 5e 09 42 0e 0d 9b a0 dd 20 46 4c 1b
- 00000780: 6e 13 ec ff 25 8c 23 21 0d 29 24 4d 0b e8 4d 15 11 4d 12 90 3d ad 26 41 4d 69 9c 21 2d 23 80 4e
- 000007a0: 00 48 61 0d 1b 69 5d 0b 80 2d 2d 1a 1b 4c 24 6d 8c a0 dc ba 5d 08 03 0e 0f 03 12 7d 07 80 5d 02
- 000007c0: 03 5c e0 2e fe 1c 55 4b be e7 7b f0 ae 92 65 fc 2c fc 1c 4e e7 90 0b 5d 0a 9c ce 81 3b f1 4c 29
- 000007e0: 5e 06 cd 90 0d 35 38 4d 88 c0 0e 3b e5 63 2d ed 03 68 4d 13 ac 5d 02 5d 2d 5d 00 62 5d 02 98 5d
- 00000800: 02 57 2d 5d 00 5c 6c 4f 5d 02 51 2d 5d 00 56 5d 02 28 5e 02 6c 20 4d 7e 10 0e 00 38 00 0d 00 b2
- 00000820: 4c 04 22 5c 27 8c 21 5e 2f 54 60 0d 04 26 5e 04 54 c0 06 33 78 bf 0c 00 02 a8 af 08 00 63 52 45
- 00000840: c8 ae 0d 01 d4 4d 00 04 4d 02 cd 21 71 24 d4 4d 00 04 4e 03 a8 bc 5c 04 4d 00 60 4e 00 a8 bb 0d
- 00000860: 00 58 4e 00 84 e6 0e 05 5c ba 0d 01 44 4d 00 2c 4d 00 14 4d 00 64 4d 08 c0 5f 05 6c 30 90 0f e0
- 00000880: 47 2d e9 6e 1f 00 30 08 44 06 83 dd 4d e2 6c 30 80 05 01 5e 28 01 00 0d a9 6b 5e 32 e4 e1 0e 20
- 000008a0: c0 50 0e a3 3c c0 0d 0a dc 4f 41 b0 e0 05 0d 4a e0 0d 50 44 5e 00 83 4d 21 8d 2a e0 0e 2b 00 60
- 000008c0: 0e 4c 9c 50 0e 03 10 00 0d 03 a0 5e 00 98 40 0d 00 68 5d 03 74 0f 2d e5 18 30 5d 02 60 0e 00 c1
- 000008e0: ed 0d 36 a0 5e 07 01 90 5c 05 5d 0d 03 0c 01 03 01 ff 90 19 e2 00 5d e3 58 5d 0c 88 4d 03 bc 5d
- 00000900: 04 c0 5f 05 00 40 96 0c 7e 01 49 14 e2 18 5e 02 48 70 4c 01 5c 22 06 13 ad 40 e2 08 30 97 e5 0a
- 00000920: 5c c1 6d b6 01 4e 3c 07 20 ad b6 04 4c 02 4d af 1a 7e 9f 0f 3a 0d 26 0f 0f 24 e1 3f f0 0d b7 f7
- 00000940: 0e 9f 3a 04 6c 4e 5d 0d 44 6d 09 30 0e 12 03 70 0d 03 08 08 e6 4e 5d 97 e5 5c 4f 5d 9f 87 0c 94
- 00000960: 08 10 15 e5 9c 40 15 e5 04 40 61 e0 5c 45 7e 71 da 98 4c 05 6c 49 22 ac 24 6c 42 22 9d 24 04 0d
- 00000980: b8 e1 0f 2b e0 13 00 4c 03 02 02 09 13 e3 04 9f 5e 59 e3 24 4c 0b 7e c7 83 dd 0c 3f 03 f0 87 bd
- 000009a0: e8 48 50 4c 07 5c d7 22 9c 35 ae bd 85 e5 7d 76 08 5e 00 00 60 0d 05 00 4e 17 06 40 4c e8 20 06
- 000009c0: fc 02 22 bd 28 f0 5d 07 01 0e 01 e3 e2 0d 01 da 6d 5b 81 4d 08 01 5c 49 7e dd f0 70 6f 2a 00 ef
- 000009e0: db 5d 75 00 01 64 e3 fc 10 7d 0c 0d 7c da 4d 00 d6 4d 03 06 8e 63 9f e5 ed 02 a4 4d 02 07 5e 00
- 00000a00: 76 b0 0d 57 b7 4c 01 02 04 80 ad fb 60 5c 4a 62 00 ec 6e 04 19 03 1c 30 9c e5 70 40 be 43 08 d0
- 00000a20: 0d 86 02 5d 1d 18 4d 02 66 5d 01 48 4e 01 10 10 0e 02 0c 40 6d 09 51 22 be 35 0a 0c 4d 03 03 0d
- 00000a40: 02 e1 21 7d 33 ca 04 0f 02 9c e9 04 10 8d 4d 1d 9c 4d 00 8d 8e 1e 19 a6 0f e3 10 30 94 0d 0c 20
- 00000a60: 0e 00 04 10 0f 00 02 20 63 5c 2d 0c 53 e3 02 01 81 e7 00 50 91 e5 0c 30 84 e5 0e 5d 08 08 4e 03
- 00000a80: 07 c1 0c 3f 05 0c 21 91 e7 0c c1 81 e0 7c 7d 01 30 50 85 12 5d 3e 1a 0e 3c 43 e2 0d 18 00 0f 2a
- 00000aa0: e0 3c e5 6c 01 02 00 00 5e e3 2e 6c f1 01 30 52 e2 f9 4c 24 5d 04 e2 11 00 00
- CPU: 0 PID: 198 Comm: ubiattach Tainted: G O 3.18.20 #12
- [<80016664>] (unwind_backtrace) from [<80012024>] (show_stack+0x10/0x14)
- [<80012024>] (show_stack) from [<804a86d4>] (dump_stack+0x88/0x98)
- [<804a86d4>] (dump_stack) from [<801d6784>] (ubifs_read_node+0x260/0x2d8)
- [<801d6784>] (ubifs_read_node) from [<801f2da4>] (ubifs_tnc_read_node+0x120/0x12c)
- [<801f2da4>] (ubifs_tnc_read_node) from [<801d9c74>] (ubifs_tnc_locate+0x1a0/0x1cc)
- [<801d9c74>] (ubifs_tnc_locate) from [<801cc97c>] (do_readpage+0x128/0x3b0)
- [<801cc97c>] (do_readpage) from [<801cda30>] (ubifs_readpage+0x38/0x4b0)
- [<801cda30>] (ubifs_readpage) from [<80089c74>] (filemap_fault+0x2a0/0x474)
- [<80089c74>] (filemap_fault) from [<800a66c8>] (__do_fault+0x34/0x88)
- [<800a66c8>] (__do_fault) from [<800a8d24>] (do_read_fault+0x1e4/0x2c4)
- [<800a8d24>] (do_read_fault) from [<800a95b8>] (handle_mm_fault+0x438/0xd14)
- [<800a95b8>] (handle_mm_fault) from [<800184b8>] (do_page_fault+0x1e0/0x290)
- [<800184b8>] (do_page_fault) from [<80008548>] (do_PrefetchAbort+0x34/0x98)
- [<80008548>] (do_PrefetchAbort) from [<80012f5c>] (ret_from_exception+0x0/0x24)
- Exception stack(0xbea11fb0 to 0xbea11ff8)
- 1fa0: 000a1918 0007a1e4 00000012 00021d1c
- 1fc0: 00000000 000a1918 000a2b28 000a4000 00000012 0007a1e4 0007a1f6 7eeecc14
- 1fe0: 0100fefe 7eeec6f8 00041548 00021d1c 60000010 ffffffff
- UBIFS error (pid 198): do_readpage: cannot read page 17 of inode 630, error -22
- UBI device number 1, total 571 LEBs (145006592 bytes, 138.3 MiB), available 556 LEBs (141197312 bytes, 134.7 MiB), LEB size 253952 bytes (248.0 KiB)
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