TLV320ADC3100: 使用官网驱动，rmmod后第二次insmod时会crash

使用的官网驱动，第一次insmod是没问题的。

第二次insmod会报如下错误：请问是rmmod时那个东西没清干净吗？

[root@rk3399:/]# insmod /mnt/tlv320adc310x.ko
[   62.301037] wade enter adc310x_i2c_probe
[   62.301917] Unable to handle kernel paging request at virtual address ffffff800096b450
[   62.302623] pgd = ffffffc0db4e5000
[   62.302929] [ffffff800096b450] *pgd=00000000eeb2d003, *pud=00000000eeb2d003, *pmd=0000000000000000
[   62.303765] Internal error: Oops: 96000007 [#1] SMP
[   62.304196] Modules linked in: tlv320adc310x(+) simple_card [last unloaded: tlv320adc310x]
[   62.304968] CPU: 5 PID: 731 Comm: insmod Not tainted 4.4.194-gda46bd1f-dirty #50
[   62.305623] Hardware name: Rockchip RK3399 rgblink newx Board (Linux Opensource) (DT)
[   62.306313] task: ffffffc0f0a66c00 task.stack: ffffffc0db580000
[   62.306854] PC is at strnlen+0x78/0xc0
[   62.307196] LR is at string.isra.2+0x44/0xe8
[   62.307578] pc : [<ffffff80083beab8>] lr : [<ffffff80083c8be4>] pstate: 000001c5
[   62.308233] sp : ffffffc0db5835c0
[   62.308535] x29: ffffffc0db5835c0 x28: ffffff80089bfc74
[   62.309027] x27: 00000000ffffffe0 x26: 00000000000003de
[   62.309517] x25: ffffff8008bf3223 x24: ffffff8008f9b0fa
[   62.310008] x23: 0000000000000000 x22: ffffff8008f9b4d8
[   62.310498] x21: ffffff800096b45a x20: 00000000ffffffff
[   62.310988] x19: ffffff8008f9b104 x18: ffffff8008f9b4d8
[   62.311477] x17: 0000007faa03ed40 x16: ffffff80081aca40
[   62.311968] x15: 0000000000000000 x14: 000000000000007d
[   62.312459] x13: 000000000000000a x12: 0101010101010101
[   62.312949] x11: 00000000fffffff9 x10: ffffff8008f9b0ff
[   62.313440] x9 : 0000000005f5e0ff x8 : 000000000000000a
[   62.313932] x7 : 000000000000ffff x6 : ffffff8008f9b104
[   62.314421] x5 : 000000000000ffff x4 : 000000000000ffff
[   62.314913] x3 : 0000000000000000 x2 : ffffff800096b450
[   62.315404] x1 : ffffffffffffffff x0 : ffffff800096b45a
[   62.315894]
[   62.315894] PC: 0xffffff80083bea38:
[   62.316334] ea38  00000000 00000000 b40005c1 b200c3ec 927cec02 f2400c08 54000341 d100042e
[   62.317129] ea58  d344fdce a8c11043 cb0c0068 b200d869 cb0c008a b200d88b 8a290106 8a2b0147
[   62.317918] ea78  f10005ce aa0700c8 fa405900 54fffec0 b4000388 cb000040 b4000066 d1002000
[   62.318700] ea98  aa0603e7 d1002000 dac00ce7 dac010ed 8b4d0c00 eb01001f 9a819000 d65f03c0
[   62.319510] eab8  a8c11043 d100042e 92400dca d344fdce 8b08014a 8b4a11ce cb0803eb d37df16b
[   62.320289] ead8  92800009 9acb2529 f100211f aa090063 aa090085 da9fd063 9a85d084 17ffffdb
[   62.321077] eaf8  aa0103e0 d65f03c0 d2800003 12001c21 38401402 340000a2 6b01005f 54ffffa1
[   62.321855] eb18  d1000403 17fffffb aa0303e0 d65f03c0 a9be7bfd 910003fd f9000bf3 aa0003f3
[   62.322627]
[   62.322627] LR: 0xffffff80083c8b64:
[   62.323065] 8b64  910143a2 b9004fbf f90023a2 128005e2 b9004ba2 a9430fa2 a9010fa2 a9440fa2
[   62.323855] 8b84  a9020fa2 a90617a4 910043a2 a9071fa6 97fffe63 a8c87bfd d65f03c0 a9bc7bfd
[   62.324624] 8ba4  f13ffc5f 910003fd a90153f3 aa0003f3 a9025bf5 13003c94 f9001bf7 aa0103f6
[   62.325393] 8bc4  12001c77 13003ca1 54000368 f00041b5 9108dab5 93403c21 aa1503e0 97ffd798
[   62.326173] 8be4  370800f7 2a1403e1 52800402 51000694 6b01001f 13003e94 5400022b d2800001
[   62.326953] 8c04  6b01001f 5400028c 0b130294 52800402 4b130281 6b21a01f 540002cb aa1303e0
[   62.327753] 8c24  f9401bf7 a94153f3 a9425bf5 a8c47bfd d65f03c0 aa0203f5 17ffffe7 eb16027f
[   62.328541] 8c44  54000042 39000262 91000673 2a1403e1 17ffffe7 eb1302df 54000069 38616aa2
[   62.329312]
[   62.329312] SP: 0xffffffc0db583540:
[   62.329750] 3540  08f9b4d8 ffffff80 00000000 00000000 08f9b0fa ffffff80 08bf3223 ffffff80
[   62.330550] 3560  000003de 00000000 ffffffe0 00000000 089bfc74 ffffff80 db5835c0 ffffffc0
[   62.331322] 3580  083c8be4 ffffff80 db5835c0 ffffffc0 083beab8 ffffff80 000001c5 00000000
[   62.332104] 35a0  db5835b0 ffffffc0 083c95b4 ffffff80 00000000 00000080 083ca5ac ffffff80
[   62.332893] 35c0  db583600 ffffffc0 083ca4a4 ffffff80 db5839c8 ffffffc0 db5839f0 ffffffc0
[   62.333672] 35e0  08f9b104 ffffff80 db5839f0 ffffffc0 08f9b4d8 ffffff80 08bf3222 ffffff80
[   62.334451] 3600  db583680 ffffffc0 083ca0c0 ffffff80 08f9b0fa ffffff80 08f9b4d8 ffffff80
[   62.335239] 3620  ffffffff 00000000 db583940 ffffffc0 08f9b4d8 ffffff80 08f9b0f8 ffffff80
[   62.336009]
[   62.336009] X0: 0xffffff800096b3da:
[   62.336447] b3d8  ******** ******** ******** ******** ******** ******** ******** ********
[   62.337233] b3f8  ******** ******** ******** ******** ******** ******** ******** ********
[   62.338016] b418  ******** ******** ******** ******** ******** ******** ******** ********
[   62.338796] b438  ******** ******** ******** ******** ******** ******** ******** ********
[   62.339578] b458  ******** ******** ******** ******** ******** ******** ******** ********
[   62.340349] b478  ******** ******** ******** ******** ******** ******** ******** ********
[   62.341132] b498  ******** ******** ******** ******** ******** ******** ******** ********
[   62.341903] b4b8  ******** ******** ******** ******** ******** ******** ******** ********
[   62.342674] b4d8  ******** ******** ******** ******** ******** ******** ******** ********
[   62.343445]
[   62.343445] X2: 0xffffff800096b3d0:
[   62.343884] b3d0  ******** ******** ******** ******** ******** ******** ******** ********
[   62.344655] b3f0  ******** ******** ******** ******** ******** ******** ******** ********
[   62.345437] b410  ******** ******** ******** ******** ******** ******** ******** ********
[   62.346217] b430  ******** ******** ******** ******** ******** ******** ******** ********
[   62.347009] b450  ******** ******** ******** ******** ******** ******** ******** ********
[   62.347788] b470  ******** ******** ******** ******** ******** ******** ******** ********
[   62.348567] b490  ******** ******** ******** ******** ******** ******** ******** ********
[   62.349349] b4b0  ******** ******** ******** ******** ******** ******** ******** ********
[   62.350132]
[   62.350132] X6: 0xffffff8008f9b084:
[   62.350570] b084  00000000 0000000e 00000000 00000020 00000000 f0a66c00 ffffffc0 846234df
[   62.351358] b0a4  0000000e 00000004 00000000 00000000 00000000 00000000 00000000 0000037a
[   62.352127] b0c4  00000000 00015164 00000002 00000000 00000000 000003c6 00000000 00000002
[   62.352898] b0e4  00000000 000003c7 00000000 000169a8 00000000 30303020 32303330 66660030
[   62.353685] b104  30303866 62396638 3a343830 726c000a 5b203a20 6666663c 38666666 33383030
[   62.354474] b124  65623863 205d3e34 61747370 203a6574 30303030 35633130 2820000a 0a295444
[   62.355261] b144  74720000 666f2079 646f6e20 2f272065 6b636f72 70696863 7332692d 756f732d
[   62.356053] b164  305b646e 000a275d 6e656d00 66664074 30303133 702f3030 7265776f 6e6f632d
[   62.356836]
[   62.356836] X10: 0xffffff8008f9b07f:
[   62.357286] b07c  00000000 00000000 00000000 00000020 00000000 00000032 00000000 f0a66c00
[   62.358056] b09c  ffffffc0 84d46ebc 0000000e 00000004 00000000 00000000 00000000 00000000
[   62.358835] b0bc  00000000 0000037a 00000000 00015164 00000002 00000000 00000000 000003cf
[   62.359606] b0dc  00000000 00000002 00000000 000003d0 00000000 00016cd4 00000000 30303020
[   62.360375] b0fc  32300020 66660030 30386666 39663830 66373062 72000a3a 5b203a20 6666663c
[   62.361155] b11c  38666666 33383030 65623863 205d3e34 61747370 203a6574 30303030 35633130
[   62.361942] b13c  2820000a 0a295444 74720000 666f2079 646f6e20 2f272065 6b636f72 70696863
[   62.362713] b15c  7332692d 756f732d 305b646e 000a275d 6e656d00 66664074 30303133 702f3030
[   62.363492] b17c  7265776f 6e6f632d 6c6f7274 2072656c 6c696166 64006465 2c272700 5f6b7220
[   62.364273]
[   62.364273] X16: 0xffffff80081ac9c0:
[   62.364724] c9c0  9400ef8a 52800005 d2800004 52800023 aa1903e2 2a1803e1 aa1c03e0 9400ee5a
[   62.365495] c9e0  f9403fa0 f9004e80 f9403ba0 b40001f7 f90002e0 f9403ba0 eb0002df 5400004a
[   62.366265] ca00  92800953 3607eedb aa1403e0 940003e9 17ffff73 f94002e1 f9003ba1 371fefc0
[   62.367044] ca20  92800393 17ffff6e f9004ea0 17fffff2 92800113 17fffff4 92800113 17ffff6b
[   62.367832] ca40  a9bc7bfd 910003fd a90153f3 a9025bf5 aa0003f3 aa0103f5 aa1e03e0 aa0203f6
[   62.368642] ca60  d503201f 2a1303e0 94006c48 aa0003f4 f27ef413 540003a0 b9405660 37a80320
[   62.369433] ca80  f9404e60 910103a3 aa1503e1 aa1603e2 f81f8c60 aa1303e0 97fffd55 aa0003f5
[   62.370231] caa0  b7f800a0 b9405660 37a80060 f9401fa0 f9004e60 36080074 91016260 941e9e65
[   62.371003]
[   62.371003] X18: 0xffffff8008f9b458:
[   62.371453] b458  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[   62.372223] b478  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[   62.372994] b498  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[   62.373764] b4b8  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[   62.374552] b4d8  00000002 00000000 fffc5f40 00000000 00000000 00000000 6b636f52 70696863
[   62.375341] b4f8  334b5220 20393933 6c626772 206b6e69 7877656e 616f4220 28206472 756e694c
[   62.376139] b518  704f2078 6f736e65 65637275 44282029 00002954 00000000 00000000 00000000
[   62.376917] b538  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[   62.377689]
[   62.377689] X19: 0xffffff8008f9b084:
[   62.378138] b084  00000000 0000000e 00000000 00000020 00000000 f0a66c00 ffffffc0 8606dc89
[   62.378909] b0a4  0000000e 00000004 00000000 00000000 00000000 00000000 00000000 0000037a
[   62.379679] b0c4  00000000 00015164 00000002 00000000 00000000 000003eb 00000000 00000002
[   62.380458] b0e4  00000000 000003ec 00000000 000176b8 00000000 30303020 32303330 66660030
[   62.381237] b104  30386666 39663830 34383062 72000a3a 5b203a20 6666663c 38666666 33383030
[   62.382036] b124  65623863 205d3e34 61747370 203a6574 30303030 35633130 2820000a 0a295444
[   62.382806] b144  74720000 666f2079 646f6e20 2f272065 6b636f72 70696863 7332692d 756f732d
[   62.383574] b164  305b646e 000a275d 6e656d00 66664074 30303133 702f3030 7265776f 6e6f632d
[   62.384363]
[   62.384363] X21: 0xffffff800096b3da:
[   62.384814] b3d8  ******** ******** ******** ******** ******** ******** ******** ********
[   62.385586] b3f8  ******** ******** ******** ******** ******** ******** ******** ********
[   62.386355] b418  ******** ******** ******** ******** ******** ******** ******** ********
[   62.387135] b438  ******** ******** ******** ******** ******** ******** ******** ********
[   62.387906] b458  ******** ******** ******** ******** ******** ******** ******** ********
[   62.388692] b478  ******** ******** ******** ******** ******** ******** ******** ********
[   62.389475] b498  ******** ******** ******** ******** ******** ******** ******** ********
[   62.390260] b4b8  ******** ******** ******** ******** ******** ******** ******** ********
[   62.391055] b4d8  ******** ******** ******** ******** ******** ******** ******** ********
[   62.391836]
[   62.391836] X22: 0xffffff8008f9b458:
[   62.392287] b458  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[   62.393059] b478  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[   62.393849] b498  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[   62.394622] b4b8  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[   62.395391] b4d8  00000002 00000000 fffc5f40 00000000 00000000 00000000 6b636f52 70696863
[   62.396179] b4f8  334b5220 20393933 6c626772 206b6e69 7877656e 616f4220 28206472 756e694c
[   62.396980] b518  704f2078 6f736e65 65637275 44282029 00002954 00000000 00000000 00000000
[   62.397750] b538  00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[   62.398530]
[   62.398530] X24: 0xffffff8008f9b07a:
[   62.398981] b078  00000000 00000000 00000000 00000000 00000029 00000000 0000003b 00000000
[   62.399753] b098  f0a66c00 ffffffc0 8750ab32 0000000e 00000004 00000000 00000000 00000000
[   62.400523] b0b8  00000000 00000000 0000037a 00000000 00015164 00000002 00000000 00000000
[   62.401311] b0d8  00000408 00000000 00000002 00000000 00000408 00000000 0001809c 00000000
[   62.402102] b0f8  38663062 36303336 66660036 30386666 39663830 61373062 72000a3a 5b203a20
[   62.402881] b118  6666663c 38666666 33383030 65623863 205d3e34 61747370 203a6574 30303030
[   62.403651] b138  35633130 2820000a 0a295444 74720000 666f2079 646f6e20 2f272065 6b636f72
[   62.404430] b158  70696863 7332692d 756f732d 305b646e 000a275d 6e656d00 66664074 30303133
[   62.405201] b178  702f3030 7265776f 6e6f632d 6c6f7274 2072656c 6c696166 64006465 2c272700
[   62.405980]
[   62.405980] X25: 0xffffff8008bf31a3:
[   62.406430] 31a0  65732067 20292874 7320726f 645f7465 756f6265 2865636e 706f2029 74617265
[   62.407209] 31c0  736e6f69 6f6e000a 616c6620 66207367 646e756f 726f6620 0a732520 70672300
[   62.407979] 31e0  632d6f69 736c6c65 47330100 204f4950 70696863 3a732520 69616620 2064656c
[   62.408759] 3200  67206f74 47207465 204f4950 63736564 74706972 000a726f 6f697067 2064252d
[   62.409580] 3220  29732528 7325203a 7473203a 73757461 0a642520 49504700 6f6c204f 70756b6f
[   62.410369] 3240  726f6620 6e6f6320 656d7573 73252072 7375000a 20676e69 69766564 74206563
[   62.411141] 3260  20656572 20726f66 4f495047 6f6f6c20 0a70756b 69737500 6c20676e 756b6f6f
[   62.411922] 3280  61742070 73656c62 726f6620 49504720 6f6c204f 70756b6f 6163000a 746f6e6e
[   62.412704] 32a0  6e696620 50472064 63204f49 20706968 000a7325 75716572 65747365 50472064
[   62.413476]
[   62.413476] X28: 0xffffff80089bfbf4:
[   62.413925] fbf4  3e2a2a18 0000003e 190d190a 0f191919 19191919 15131119 00171919 00b30000
[   62.414716] fc14  005100b8 00920000 00250092 006d0092 001f0092 00920099 00920092 00000009
[   62.415504] fc34  00570092 0092005d 00920092 00920092 00920092 00920092 00a70092 00920015
[   62.416274] fc54  009200ad 00920000 0025000f 00920092 001f0092 00920092 00920092 00000009
[   62.417044] fc74  000c0000 002c001d 006c0057 ffec008a 15000000 5b3f3123 0000004d 1a140c00
[   62.417824] fc94  ee60473a 10000000 201b1613 00000025 00000000 30313030 30333032 30353034
[   62.418614] fcb4  30373036 30393038 31313130 31333132 31353134 31373136 31393138 32313230
[   62.419385] fcd4  32333232 32353234 32373236 32393238 33313330 33333332 33353334 33373336
[   62.420153]
[   62.420153] X29: 0xffffffc0db583540:
[   62.420602] 3540  08f9b4d8 ffffff80 00000000 00000000 08f9b0fa ffffff80 08bf3223 ffffff80
[   62.421371] 3560  000003de 00000000 ffffffe0 00000000 089bfc74 ffffff80 db5835c0 ffffffc0
[   62.422163] 3580  083c8be4 ffffff80 db5835c0 ffffffc0 083beab8 ffffff80 000001c5 00000000
[   62.422943] 35a0  db5835b0 ffffffc0 083c95b4 ffffff80 00000000 00000080 083ca5ac ffffff80
[   62.423741] 35c0  db583600 ffffffc0 083ca4a4 ffffff80 db5839c8 ffffffc0 db5839f0 ffffffc0
[   62.424530] 35e0  08f9b104 ffffff80 db5839f0 ffffffc0 08f9b4d8 ffffff80 08bf3222 ffffff80
[   62.425300] 3600  db583680 ffffffc0 083ca0c0 ffffff80 08f9b0fa ffffff80 08f9b4d8 ffffff80
[   62.426092] 3620  ffffffff 00000000 db583940 ffffffc0 08f9b4d8 ffffff80 08f9b0f8 ffffff80
[   62.426872]
[   62.427016] Process insmod (pid: 731, stack limit = 0xffffffc0db580000)
[   62.427603] Stack: (0xffffffc0db5835c0 to 0xffffffc0db584000)
[   62.428114] 35c0: ffffffc0db583600 ffffff80083ca4a4 ffffffc0db5839c8 ffffffc0db5839f0
[   62.428804] 35e0: ffffff8008f9b104 ffffffc0db5839f0 ffffff8008f9b4d8 ffffff8008bf3222
[   62.429493] 3600: ffffffc0db583680 ffffff80083ca0c0 ffffff8008f9b0fa ffffff8008f9b4d8
[   62.430183] 3620: 00000000ffffffff ffffffc0db583940 ffffff8008f9b4d8 ffffff8008f9b0f8
[   62.430873] 3640: ffffff8008bea97a 00000000000003e0 00000000ffffffd8 ffffff80089bfc74
[   62.431564] 3660: ffffff8008bf3221 ffffff80089bfc84 ffffffc0db583690 ffffffffff0a0004
[   62.432254] 3680: ffffffc0db583700 ffffff80083ca500 ffffffc0db583910 ffffffc0db583940
[   62.432944] 36a0: ffffff8008f9b0fa ffffffc0db583940 ffffffc0d7021568 0000000000000000
[   62.433635] 36c0: ffffffc0db5839f0 ffffffc0db5839f0 ffffffc0db5839c0 00000000ffffffd0
[   62.434324] 36e0: ffffffc0db5839f0 ffffffc0db5839f0 ffffffc0db5839c0 00000000ffffffd0
[   62.435014] 3700: ffffffc0db583780 ffffff80083ca74c 00000000000003e0 ffffff8008f9a000
[   62.435704] 3720: 00000000ffffffff ffffff8008e3c000 0000000000000000 0000000000000000
[   62.436394] 3740: ffffff8008bea974 0000000000000000 ffffff8008f9b0f8 0000000000000005
[   62.437085] 3760: ffffff8008bea978 ffffff80089bfc84 ffffffc0db5837a0 ffffffffff0a0005
[   62.437775] 3780: ffffffc0db5837c0 ffffff80080edb48 0000000000000000 ffffff8008e3c000
[   62.438465] 37a0: ffffffc0db583940 ffffffc0db583940 ffffffc0db583900 00000000ffffffc8
[   62.439154] 37c0: ffffffc0db583860 ffffff80080edee0 ffffffc0db5838c0 ffffff8008bea974
[   62.439844] 37e0: ffffffc0f1baffa0 ffffffc0f0f41420 0000000000000000 ffffff800097d160
[   62.440535] 3800: ffffffc0f6f67030 ffffffc0d5c6cd80 0000000000000001 ffffff8008117f2c
[   62.441224] 3820: ffffffc0f0a66c00 ffffff8008de7000 0000000000000140 0000000000000030
[   62.441914] 3840: ffffffc0db583940 ffffffc0db583940 ffffffc0db583900 00000000ffffffc8
[   62.442604] 3860: ffffffc0db5838a0 ffffff8008161c70 ffffff8008bea974 00000000fffffff0
[   62.443294] 3880: ffffffc0db583940 ffffffc0db583940 ffffffc0db583900 00000000ffffffc8
[   62.443985] 38a0: ffffffc0db583940 ffffff80083e33c8 ffffff8008f72940 ffffff8008955e10
[   62.444675] 38c0: ffffffc0db583940 ffffffc0db583940 ffffffc0db583900 00000000ffffffc8
[   62.445364] 38e0: ffffffc0db583940 ffffffc0db583940 ffffffc0db583900 00000000ffffffc8
[   62.446054] 3900: ffffffc0efab8c00 ffffffc0db583980 ffffffc0db583950 ffffff800096b45a
[   62.446744] 3920: ffffff80089d5ab8 00000000fffffff0 0000000000002532 0000000000000007
[   62.447434] 3940: ffffffc0db5839f0 ffffff800840a838 ffffff8008bf3218 ffffffc0db583960
[   62.448124] 3960: ffffffc0db5839f0 ffffffc0db5839f0 ffffffc0db5839c0 00000000ffffffd0
[   62.448813] 3980: ffffffc0db583900 ffffff800840912c ffffff8008ea6000 00000000fffffff0
[   62.449503] 39a0: ffffffc0db5839f0 ffffff800840a858 ffffff8008e9d770 ffffff800097e45a
[   62.450192] 39c0: 000000000000007d ffffff800096b45a ffffff80089d5ab8 00000000fffffff0
[   62.450884] 39e0: 0000000000002532 0000000000000007 ffffffc0db583a20 ffffff800840b1d8
[   62.451574] 3a00: 000000000000007d ffffff800097e45a ffffffc0f0f41400 ffffffc0f0f41420
[   62.452264] 3a20: ffffffc0db583a40 ffffff800097ca04 ffffffc0ef9f8028 000000000000007d
[   62.452954] 3a40: ffffffc0db583aa0 ffffff80086e20a0 ffffff800097d160 ffffffc0f0f41400
[   62.453643] 3a60: ffffffc0f0f41420 ffffff800097c8e0 ffffffc0f0f41404 ffffff8009150000
[   62.454334] 3a80: 0000000000000027 ffffff80086e2070 0000000000000000 ffffffc0f0f41400
[   62.455024] 3aa0: ffffffc0db583ae0 ffffff800857a8f4 ffffffc0f0f41420 ffffff8008f79000
[   62.455713] 3ac0: 0000000000000000 ffffff800097f200 ffffff8008ebb000 ffffff8009150000
[   62.456403] 3ae0: ffffffc0db583b30 ffffff800857aab8 ffffffc0f0f41420 ffffff800097f200
[   62.457094] 3b00: ffffffc0f0f41480 ffffff800857aa64 0000000000000000 ffffff8008f79000
[   62.457784] 3b20: 0000000000000001 ffffff800857aa64 ffffffc0db583b60 ffffff800857892c
[   62.458474] 3b40: 0000000000000000 ffffff8008ef74b0 ffffff800097f200 ffffff8008955d40
[   62.459163] 3b60: ffffffc0db583ba0 ffffff800857a1f8 ffffff800097f200 ffffffc0eeaccc00
[   62.459853] 3b80: ffffff8008ebb000 ffffff8008ef74b0 ffffffc0f1b3c8d0 ffffffc0f0f58a38
[   62.460542] 3ba0: ffffffc0db583bc0 ffffff8008579dc8 ffffff800097f200 ffffffc0eeaccc00
[   62.461233] 3bc0: ffffffc0db583c00 ffffff800857b680 ffffff800097f200 ffffff800097f440
[   62.461922] 3be0: ffffffc0ef1855c0 ffffff8008e2d6a0 0000000000000000 ffffff800097f490
[   62.462613] 3c00: ffffffc0db583c20 ffffff80086e31f8 ffffff800097f1c8 ffffff800097f440
[   62.463303] 3c20: ffffffc0db583c40 ffffff8000982018 ffffff8000982000 ffffff8008e2d6a0
[   62.463992] 3c40: ffffffc0db583c50 ffffff80080830f8 ffffffc0db583cd0 ffffff8008161e24
[   62.464683] 3c60: ffffff800097f440 ffffff8008e3f000 ffffffc0d5c6cdc8 ffffffc0ef185ec0
[   62.465373] 3c80: 0000000000000000 ffffff80081a1e48 ffffffc0db583cd0 ffffff8008161df8
[   62.466063] 3ca0: ffffff800097f440 ffffff8008e3f000 ffffffc0d5c6cdc8 ffffff8008e3f000
[   62.466754] 3cc0: 0000000000000000 ffffff800097f490 ffffffc0db583d00 ffffff800811b3a8
[   62.467444] 3ce0: ffffff800097f440 ffffffc0db583e58 ffffffc0d5c6cdc8 ffffff8008e3f000
[   62.468133] 3d00: ffffffc0db583e20 ffffff800811baf4 0000000000000000 0000000027579010
[   62.468823] 3d20: 0000000000000003 0000007f7f3e0f94 0000000080000000 0000000000000015
[   62.469513] 3d40: 000000000000011d 0000000000000111 ffffff8008962000 ffffffc0f0a66c00
[   62.470204] 3d60: 0000000000000000 000000000005a690 ffffffc0db583e20 ffffff800896a000
[   62.470894] 3d80: 0000000000000000 0000000027579010 ffffffc000000064 ffffff8000000072
[   62.471584] 3da0: ffffff800000006e ffffff800000003f ffffff8000000124 00000000024000c0
[   62.472274] 3dc0: ffff81f400000015 000003e800000001 00000000000003e8 000000000005a690
[   62.472963] 3de0: 0000000060d14bff 0000000000000000 0000000000000000 0000000000000000
[   62.473654] 3e00: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[   62.474344] 3e20: 0000000000000000 ffffff8008082f70 0000000000000000 00000040ee151000
[   62.475033] 3e40: ffffffffffffffff 0000000000000000 0000000080000000 ffffff800a904000
[   62.475724] 3e60: 000000000005a690 ffffff800a95dd10 ffffff800a95dbb0 ffffff800a9342f0
[   62.476413] 3e80: 0000000000004000 0000000000004510 0000000000000000 0000000000000000
[   62.477104] 3ea0: 00000000000024f8 0000002500000024 0000000000000010 000000000000000a
[   62.477793] 3ec0: 0000000000000003 0000000027579010 0000000000000000 0000007f7f482f88
[   62.478483] 3ee0: 000000000000005b 0000007f7f47e0f8 000000002759afff 000000002759afff
[   62.479172] 3f00: 0000000000000111 fffffffffffff000 0101010101010101 0000000000000020
[   62.479862] 3f20: 0000000000000004 0000000000000003 0000007f7f31ce18 000000000000077c
[   62.480553] 3f40: 0000007f7f3e0f70 00000000004b39e0 0000000000000100 0000000027579010
[   62.481243] 3f60: 0000000000000003 0000007fe9164e3e 00000000004b3000 00000000004b3000
[   62.481933] 3f80: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[   62.482622] 3fa0: 0000000000000000 0000007fe9163ff0 000000000041540c 0000007fe9163ee0
[   62.483312] 3fc0: 0000007f7f3e0f94 0000000080000000 0000000000000003 0000000000000111
[   62.484003] 3fe0: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[   62.484692] Call trace:
[   62.484915] Exception stack(0xffffffc0db5833f0 to 0xffffffc0db583520)
[   62.485479] 33e0:                                   ffffff8008f9b104 0000008000000000
[   62.486169] 3400: ffffffc0db5835c0 ffffff80083beab8 ffffffc0db5835f0 ffffff80080d8f20
[   62.486859] 3420: ffffffc0f1902a00 ffffffc0f6f420c0 ffffffc0f0a66c00 ffffffc0f1902a08
[   62.487549] 3440: 0000000000000000 0000000000000005 ffffff8008df1000 0000000000000005
[   62.488238] 3460: ffffffc0db5834f0 ffffff800816a6d4 ffffff8008f5d100 0000000000000002
[   62.488928] 3480: 0000000000000141 ffffffc0db583698 ffffff800096b45a ffffffffffffffff
[   62.489620] 34a0: ffffff800096b450 0000000000000000 000000000000ffff 000000000000ffff
[   62.490310] 34c0: ffffff8008f9b104 000000000000ffff 000000000000000a 0000000005f5e0ff
[   62.491000] 34e0: ffffff8008f9b0ff 00000000fffffff9 0101010101010101 000000000000000a
[   62.491691] 3500: 000000000000007d 0000000000000000 ffffff80081aca40 0000007faa03ed40
[   62.492385] [<ffffff80083beab8>] strnlen+0x78/0xc0
[   62.492817] [<ffffff80083ca4a4>] vsnprintf+0x28c/0x50c
[   62.493269] [<ffffff80083ca0c0>] pointer.isra.20+0x234/0x38c
[   62.493766] [<ffffff80083ca500>] vsnprintf+0x2e8/0x50c
[   62.494217] [<ffffff80083ca74c>] vscnprintf+0x28/0x4c
[   62.494672] [<ffffff80080edb48>] vprintk_emit+0x204/0x44c
[   62.495145] [<ffffff80080edee0>] vprintk_default+0x48/0x54
[   62.495635] [<ffffff8008161c70>] printk+0x70/0x7c
[   62.496056] [<ffffff80083e33c8>] __dynamic_pr_debug+0x6c/0x74
[   62.496568] [<ffffff800840a838>] gpiod_request+0xb4/0xf4
[   62.497041] [<ffffff800840b1d8>] gpio_request+0x38/0x4c
[   62.497521] [<ffffff800097ca04>] adc310x_i2c_probe+0x124/0x268 [tlv320adc310x]
[   62.498160] [<ffffff80086e20a0>] i2c_device_probe+0x19c/0x204
[   62.498673] [<ffffff800857a8f4>] driver_probe_device+0x260/0x3d0
[   62.499204] [<ffffff800857aab8>] __driver_attach+0x54/0xa0
[   62.499689] [<ffffff800857892c>] bus_for_each_dev+0x8c/0x9c
[   62.500186] [<ffffff800857a1f8>] driver_attach+0x30/0x3c
[   62.500659] [<ffffff8008579dc8>] bus_add_driver+0x1fc/0x240
[   62.501156] [<ffffff800857b680>] driver_register+0xa0/0xd8
[   62.501643] [<ffffff80086e31f8>] i2c_register_driver+0x5c/0x9c
[   62.502165] [<ffffff8000982018>] adc310x_i2c_driver_init+0x18/0x1000 [tlv320adc310x]
[   62.502848] [<ffffff80080830f8>] do_one_initcall+0x78/0x194
[   62.503346] [<ffffff8008161e24>] do_init_module+0x64/0x1c0
[   62.503833] [<ffffff800811b3a8>] load_module+0x199c/0x1ed0
[   62.504319] [<ffffff800811baf4>] SyS_finit_module+0xb0/0xbc
[   62.504815] [<ffffff8008082f70>] el0_svc_naked+0x24/0x28
[   62.505290] Code: 8b4d0c00 eb01001f 9a819000 d65f03c0 (a8c11043)
[   62.505838] —[ end trace 498f4cfb403a867c ]—
Segmentation fault

Kailyn Chen：

您好，您的这个问题我这边再帮您看下。　给您带来不便非常抱歉。

,

XIANG HUANG：

有进展吗？

,

Kailyn Chen：

您好， 抱歉还没有，我将您的问题发到E2E英文论坛上了，暂时还没有得到美国工程师的回复。 

(+) TLV320ADC3100: rmmod could be crash after the second insmod – Audio forum – Audio – TI E2E support forums

,

Kailyn Chen：

不好意思，链接我重新附上：

https://e2e.ti.com/support/audio-group/audio/f/audio-forum/1011794/tlv320adc3100-rmmod-could-be-crash-after-the-second-insmod

,

XIANG HUANG：

已解决，gpio没释放，应该是官网驱动的remove里面的if没进去

,

Kailyn Chen：

感谢您的反馈，那这个帖子我就先结帖了。后续有什么问题，请重新发帖继续讨论。