系统操作控制指针导致系统重启：
在查oops的问题时，每个人的方式都是不一样，欢迎私信讨论。
oops 示例： [ 293.370251] <0>.(0)[1:init]<<-hx5706_lxm_hxgd-f-ke>> [0274] [@tps65132_shutdown] tps65132_shutdown() is entry! [ 293.371540] <0>.(0)[1:init]<<-hx5706_lxm_hxgd-f-ke>> [1069] [@lcm_shutdown] lcm_shutdown() is entry! [ 293.372713] <0>.(0)[1:init]<<-hx5706_lxm_hxgd-d-ke>> [1070] [@lcm_shutdown] just for test!!!! [ 293.372713] <0> [ 293.374061] <0>.(0)[1:init][name:fault&]Unable to handle kernel NULL pointer dereference at virtual address 00000000 [ 293.375595] <0>.(0)[1:init][name:fault&]pgd = cc16a300 [ 293.376280] [name:fault&][00000000] *pgd=4ce62003[name:fault&], *pmd=4cf3b003[name:fault&], *pte=00000000[name:fault&] [ 293.377677] <0>-(0)[1:init][name:traps&]Internal error: Oops: a07 [#1] PREEMPT SMP ARM [ 293.378705] <0>-(0)[1:init][name:ipanic&]Kernel Offset: disabled [ 293.379488] Modules linked in:[name:module&] wlan_drv_gen2 bf1e5000 (null) 1602695 0 (O)[name:module&] wmt_chrdev_wifi bf1df000 (null) 11444 0 (O)[name:module&] gps_drv bf1ce000 (null) 51667 0 (O)[name:module&] fmradio_drv bf16d000 (null) 304653 0 (O)[name:module&] bt_drv bf163000 (null) 21502 0 (O)[name:module&] wmt_drv bf004000 (null) 1233047 0 (O)[name:module&] fpsgo bf000000 (null) 2983 0 (O)[name:module&] [ 293.384298] [name:aee&]disable aee kernel api [ 294.385191] <0>-(0)[1:init][name:mrdump&]Non-crashing CPUs did not react to IPI [ 294.386178] <0>-(0)[1:init]CPU: 0 PID: 1 Comm: init Tainted: G W O 4.4.95+ #56 [ 294.387236] <0>-(0)[1:init]Hardware name: Generic DT based system [ 294.388029] <0>-(0)[1:init]task: d00cf000 task.stack: d00e4000 [ 294.388807] <0>-(0)[1:init]PC is at tps65132_shutdown+0x70/0xb0 tps65132_shutdown+0x70/0xb0 PC : (0xc078bb10) c078bb88: e3012234 movw r2, #4660 ; 0x1234 c078bb8c: e3a00002 mov r0, #2 ------c078bb90: e5832000 str r2, [r3]------------ c078bb94: eb0216f4 bl c081176c <disp_dts_gpio_select_state> c078bb98: e3a00001 mov r0, #1 <===========出错指令 出错指令为“str r2, [r3]” ,它把 r2 寄存器的值放到内存中,内存地址为 r3 寄存器的值。 根据 Oops 信息中的寄存器值可知:r3 为 r2 : 00001234,r3 : 00000000。0 地址不可访问,所以出错。 [ 294.389589] <0>-(0)[1:init]LR is at vprintk_emit+0x43c/0x5ec [ 294.390324] <0>-(0)[1:init]pc : [<c078bb90>] lr : [<c02ae09c>] psr: 60070013 [ 294.390324] <0>sp : d00e5e08 ip : d00e5d50 fp : d00e5e2c [ 294.392000] <0>-(0)[1:init]r10: 00000000 r9 : ce6c4054 r8 : c12d71b7 [ 294.392845] <0>-(0)[1:init]r7 : ce6c0058 r6 : c12023f5 r5 : c12a629a r4 : c0e8651f [ 294.393856] <0>-(0)[1:init]r3 : 00000000 r2 : 00001234 r1 : c114bea3 r0 : 00000002 [ 294.394867] <0>-(0)[1:init]Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user [ 294.395960] <0>-(0)[1:init]Control: 30c5383d Table: 4c16a300 DAC: fffffffd [ 294.396869] <0>-(0)[1:init] [ 294.396869] <0>PC: 0xc078bb10: [ 294.397639] bb10 c12a629a c12023f5 c20d40c0 c166a47c e1a0c00d e92dd870 e24cb004 e24dd00c [ 294.398761] bb30 e59f5088 e59f6088 e3002112 e59f4084 e1a01005 e2843031 e1a00006 e58d3000 [ 294.399879] bb50 e2844043 ebeef2d6 e1a01005 e1a03004 e300242d e1a00006 e58d4000 ebeef2d0 [ 294.400996] bb70 e1a01005 e1a03004 e300242e e59f0048 ebeef2cb e3a03000 e3012234 e3a00002 [ 294.402114] bb90 e5832000 eb0216f4 e3a00001 ebed02e1 e3a00006 eb0216f0 e3a00001 ebed02dd [ 294.403231] bbb0 e3a00004 eb0216ec e24bd018 e89da870 c12a629a c12023f5 c0e864dc c120245e [ 294.404348] bbd0 e1a0c00d e92dd830 e24cb004 e3a01d11 e1a04000 ebf65d5d e3a03041 e584340c [ 294.405465] bbf0 e3a03082 e5843410 e30f3de8 e5843414 e3a02002 e59f30b4 e3a00e2d e5842000 [ 294.406578] <0>-(0)[1:init] [ 294.406578] <0>LR: 0xc02ae01c: [ 294.407348] e01c eb0a3ded e1a04000 ebfff675 e3500000 0a00000d e59f2204 e3540000 e284301f [ 294.408467] e03c a1a03004 e204401f e5922000 e1a032c3 e7923103 e1a04433 e3140001 059f21a8 [ 294.409584] e05c 05923518 0a00005c ebfffcf3 e3a00001 ebfeb73b e1a0300d e3c33d7f e3c3303f [ 294.410700] e07c e5932004 e3520000 1a000003 e5933000 e3130002 0a000000 eb2d23ee ebffb01b [ 294.411817] e09c eaffff22 e59f6198 eaffff9a e3770001 02437030 e3888004 eaffff9c e59f2148 [ 294.412936] e0bc e592251c e3520001 0a000004 e10f2000 f10c0080 e3a0002e ee1d1f90 eaffffa4 [ 294.414054] e0dc e10f2000 f10c0080 e3a00020 ee1d1f90 eaffff9f e15b34b0 e6ff4074 e58d6010 [ 294.415171] e0fc e58d4014 e58d300c e51b3030 e58d3008 e14b23dc e1cd20f0 e3882008 e1a01007 [ 294.416284] <0>-(0)[1:init] [ 294.416284] <0>SP: 0xd00e5d88: [ 294.417054] 5d88 c020d994 c078bb90 60070013 ffffffff d00e5dec c12d71b7 ce6c4054 00000000 [ 294.418173] 5da8 d00e5e2c d00e5db8 c020d99c c0201348 00000002 c114bea3 00001234 00000000 [ 294.419288] 5dc8 c0e8651f c12a629a c12023f5 ce6c0058 c12d71b7 ce6c4054 00000000 d00e5e2c [ 294.420405] 5de8 d00e5d50 d00e5e08 c02ae09c c078bb90 60070013 ffffffff 0000042e c0e8651f [ 294.421524] 5e08 c0e8651f c05c0d7c d00e5e38 ce6c402c ce6c4020 c208f974 d00e5e3c d00e5e30 [ 294.422641] 5e28 c0a7d478 c078bb2c d00e5e64 d00e5e40 c05c2a1c c0a7d44c 4321fedc 4321fedc [ 294.423759] 5e48 c160376c c1615b58 00000000 fee1dead d00e5e74 d00e5e68 c024e9e0 c05c2938 [ 294.424875] 5e68 d00e5fa4 d00e5e78 c024ec38 c024e9b8 c02a0d08 c029eff4 00000000 00000000 [ 294.425987] <0>-(0)[1:init] [ 294.425987] <0>IP: 0xd00e5cd0: [ 294.426757] 5cd0 00000000 c160376c c161158c c161151c d00e5db4 d00e5cf0 c02013bc c0216d78 [ 294.427875] 5cf0 d00e5d0c d00e5d00 c053d7f0 c053d6b4 d00e5d34 d00e5d10 c0675d14 ffffe000 [ 294.428993] 5d10 00000000 c1f5bc3d 00000004 00000002 60070013 00000000 d00e5d4c d00e5d38 [ 294.430108] 5d30 c025be4c c0675dfc 0000000f 0000004f d00e5db4 d00e5d50 c02ae09c c029a118 [ 294.431224] 5d50 4e605a49 00000044 00000000 00000000 c1f5bc3d 00000043 ce6c0058 c02ae3f0 [ 294.432340] 5d70 00000000 00000000 4e605a49 00000044 c020d994 dc8ba65f c020d994 c078bb90 [ 294.433455] 5d90 60070013 ffffffff d00e5dec c12d71b7 ce6c4054 00000000 d00e5e2c d00e5db8 [ 294.434572] 5db0 c020d99c c0201348 00000002 c114bea3 00001234 00000000 c0e8651f c12a629a [ 294.435685] <0>-(0)[1:init] [ 294.435685] <0>FP: 0xd00e5dac: [ 294.436455] 5dac d00e5db8 c020d99c c0201348 00000002 c114bea3 00001234 00000000 c0e8651f [ 294.437573] 5dcc c12a629a c12023f5 ce6c0058 c12d71b7 ce6c4054 00000000 d00e5e2c d00e5d50 [ 294.438690] 5dec d00e5e08 c02ae09c c078bb90 60070013 ffffffff 0000042e c0e8651f c0e8651f [ 294.439807] 5e0c c05c0d7c d00e5e38 ce6c402c ce6c4020 c208f974 d00e5e3c d00e5e30 c0a7d478 [ 294.440925] 5e2c c078bb2c d00e5e64 d00e5e40 c05c2a1c c0a7d44c 4321fedc 4321fedc c160376c [ 294.442042] 5e4c c1615b58 00000000 fee1dead d00e5e74 d00e5e68 c024e9e0 c05c2938 d00e5fa4 [ 294.443159] 5e6c d00e5e78 c024ec38 c024e9b8 c02a0d08 c029eff4 00000000 00000000 00000000 [ 294.444275] 5e8c c04c5208 00000000 00000000 00000000 dc8ba65f 60070013 c163c674 00000034 [ 294.445386] <0>-(0)[1:init] [ 294.445386] <0>R1: 0xc114be23: [ 294.446156] be20 4455415d 505f5449 4953534f 20454c42 64207369 65727065 65746163 61000a64 [ 294.447275] be40 74696475 6c69665f 5f726574 6574756d 61772e78 6c5f7469 006b636f 69647561 [ 294.448393] be60 69665f74 7265746c 74756d5f 4d007865 69737369 4120676e 54494455 4d4f435f [ 294.449511] be80 45524150 66656420 2e656e69 65522020 74726f70 20736120 75622061 04000a67 [ 294.450628] bea0 00060602 2074756f 6d20666f 726f6d65 6f662079 72612072 73207667 6e697274 [ 294.451745] bec0 72610067 253d6367 61200064 6c5f642 5 253d6e65 2000756c 5b642561 3d5d6425 [ 294.452862] bee0 25612000 6f003d64 3d646970 6f206425 64697561 2064253d 6469756f 2064253d [ 294.453980] bf00 7365736f 0064253d 6a626f20 6f6e283d 0029656e 68637261 2078253d 63737973 [ 294.455098] bf20 3d6c6c61 20006425 3d726570 00786c25 63757320 73736563 2073253d 74697865 [ 294.456212] <0>-(0)[1:init] [ 294.456212] <0>R4: 0xc0e8649f: [ 294.456981] 649c 6e697665 705f6f66 65737261 0074645f 74696e69 7665645f 6f666e69 6378655f [ 294.458099] 64bc 6973756c 67006576 645f7465 6e697665 775f6f66 5f687469 65646e69 00000078 [ 294.459215] 64dc 36737074 32333135 6f72705f 74006562 35367370 5f323331 5f636969 74697865 [ 294.460332] 64fc 73707400 33313536 65725f32 65766f6d 73707400 33313536 68735f32 6f647475 [ 294.461447] 651c 6c006e77 735f6d63 64747568 006e776f 36737074 32333135 6369695f 696e695f [ 294.462564] 653c 636c0074 75735f6d 6e657073 70740064 31353673 775f3233 65746972 7479625f [ 294.463680] 655c 636c0065 6e695f6d 6c007469 725f6d63 6d757365 636c0065 6f635f6d 7261706d [ 294.464797] 657c 64695f65 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 294.465910] 659c 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 294.467017] <0>-(0)[1:init] [ 294.467017] <0>R5: 0xc12a621a: [ 294.467786] 6218 616e5b36 613a656d 5d266465 74736574 73616320 203a2065 66667562 6f207265 [ 294.468905] 6238 66726576 0a776f6c 5b360100 656d616e 6465613a 65725d26 74736967 6b5f7265 [ 294.470021] 6258 626f7270 61662065 64656c69 6572202c 6e727574 25206465 61000a64 74206565 [ 294.471138] 6278 00747365 656e6567 65746172 706f6f2d 65670073 6172656e 6e2d6574 65747365 [ 294.472254] 6298 656b2d64 6e656700 74617265 656b2d65 6c656e72 746f6e2d 00796669 656e6567 [ 294.473372] 62b8 65746172 7464772d 6e656700 74617265 65652d65 6e656700 74617265 6f632d65 [ 294.474488] 62d8 006f626d 656e6567 65746172 33646d2d 65670032 6172656e 732d6574 67007063 [ 294.475606] 62f8 72656e65 2d657461 006c6164 6e5b3601 3a656d61 26646561 7325205d 3a64252c [ 294.476723] 6318 203a7325 75206e69 5f726573 65646f6d 5b360100 656d616e 6465613a 25205d26 [ 294.477836] <0>-(0)[1:init] [ 294.477836] <0>R6: 0xc1202375: [ 294.478606] 2374 3a746572 000a6425 6e5b3401 3a656d61 69766564 266f666e 73255b5d 6f63205d [ 294.479724] 2394 20646c75 20746f6e 6f6c6c61 65746163 72686320 20766564 20726f66 20656874 [ 294.480842] 23b4 69766564 202c6563 3a746572 000a6425 6e5b3401 3a656d61 69766564 266f666e [ 294.481959] 23d4 73255b5d 7665645d 20656369 61657263 66206574 0a6c6961 67657300 65646f63 [ 294.483077] 23f4 2d3c3c00 37357868 6c5f3630 685f6d78 2d646778 73252d66 5b203e3e 64343025 [ 294.484195] 2414 405b205d 205d7325 29287325 20736920 72746e65 000a2179 682d3c3c 30373578 [ 29 4.485313] 2434 786c5f36 78685f6d 642d6467 3e73252d 255b203e 5d643430 25405b20 70205d73 [ 294.486430] 2454 65626f72 214b4f20 3c3c000a 3578682d 5f363037 5f6d786c 64677868 252d642d [ 294.487546] 2474 203e3e73 3430255b 5b205d64 5d732540 73756a20 6f662074 65742072 21217473 [ 294.488661] <0>-(0)[1:init] [ 294.488661] <0>R7: 0xce6bffd8: [ 294.489430] ffd8 ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff ffffffff [ 294.490547] fff8 ffffffff ffffffff ce6a6240 cf980214 c05c8544 00000000 00000000 00000000 [ 294.491663] 0018 c0eb8118 00000000 00000000 dead4ead fff fffff ffffffff c1f5aed8 00000000 [ 294.492778] 0038 00000000 c1143400 00000000 00000000 00000000 000000c8 00000001 00000000 [ 294.493893] 0058 cf980010 d0199400 ce6a8d80 d01aeb00 cf98001c cf980018 d01aeb00 c164bfa8 [ 294.495009] 0078 ce6a3580 00000008 00000007 00000000 c16e55a0 00000000 00070007 dead4ead [ 294.496124] 0098 ffffffff ffffffff c17aef28 00000000 00000000 c114148f ce6c00b0 ce6c00b0 [ 294.49 7242] 00b8 d00cf000 ce6c008c c17aef78 c1c278b8 00000000 c1187cdb c16e55b8 00000000 [ 294.498353] <0>-(0)[1:init] [ 294.498353] <0>R8: 0xc12d7137: [ 294.499123] 7134 3a6e6520 63206425 2064253a 64253a73 3a766f20 25206425 64252064 6e5b000a [ 294.500243] 7154 3a656d61 5f6b746d 72616863 26726567 73255b5d 6376205d 253d7268 62202c64 [ 294.501360] 7174 5f746f6f 65646f6d 0a64253d 5b330100 656d616e 6b746d3a 6168635f 72656772 [ 294.502476] 7194 6e555d26 67756c70 61684320 72656772 4253552f 206e6920 434f504b 646f6d20 [ 294.503593] 71b4 73202c65 64747568 0a6e776f 5b350100 656d616e 6b746d3a 6168635f 72656772 [ 294.504709] 71d4 69645d26 6c626173 68632065 69677261 000a676e 6e5b3501 3a656d61 5f6b746d [ 294.505824] 71f4 72616863 26726567 6168635d 72656772 756f725f 656e6974 7268745f 20646165 [ 294.506942] 7214 20646e65 6425202c 6e5b000a 3a656d61 5f6b746d 72616863 26726567 61425b5d [ 294.508058] 7234 72657474 73205d79 5f776f68 74746142 4e797265 6669746f 25203a79 5b000a64 [ 294.509170] <0>-(0)[1:init] [ 294.509170] <0>R9: 0xce6c3fd4: [ 294.509940] 3fd4 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a [ 294.511057] 3ff4 5a5a5a5a 5a5a5a5a 5a5a5a5a 003e0000 5f633269 5f64636c 73616962 00000000 [ 294.512175] 4014 00000000 ce6c0010 00000000 ce6c0058 d0199e00 ce6a8540 ce6c402c ce6c402c [ 294.513291] 4034 ce6c0060 d01aeb00 c164bfa8 ce6c3bb0 00000004 00000007 00000000 c16e55 88 [ 294.514407] 4054 00000000 00030003 dead4ead ffffffff ffffffff c17aef28 00000000 00000000 [ 294.515523] 4074 c114148f ce6c4078 ce6c4078 d00cf000 ce6c4054 c17aef78 c1c278b8 00000000 [ 294.516641] 4094 c1187cdb c16e55b8 c166a498 00000000 00000000 00000000 00000080 00060006 [ 294.517757] 40b4 dead4ead ffffffff ffffffff c208f988 c1c25c08 00000000 c1187d03 ce6c49d0 [ 294.518872] <0>-(0)[1:init]CPU: 0 PID: 1 Comm: init Tainted: G W O 4.4.95+ #56 [ 294.519928] <0>-(0)[1:init]Hardware name: Generic DT based system [ 294.520724] Backtrace: [name:traps&] [ 294.521196] <0>-(0)[1:init][<c020cac0>] (dump_backtrace) from [<c020cdc8>] (show_stack+0x18/0x1c) [ 294.522363] r7:00000080 r6:00000000 r5:600701d3 r4:c1641660 [ 294.523122] <0>-(0)[1:init][<c020cdb0>] (show_stack) from [<c0524058>] (dump_stack+0x98/0xcc) [ 294.524236] <0>-(0)[1:init][<c0523fc0>] (dump_stack) from [<c09cecd8>] (ipanic_die+0x98/0x13c) [ 294.525368] r9:00000a07 r8:ffffffff r7:00000001 r6:c16ad6cc [ 294.526127] <0>-(0)[1:init][<c09cec40>] (ipanic_die) from [<c024d21c>] (notifier_call_chain+0x320/0x384) [ 294.527373] r5:00000001 r4:00000000 [ 294.527851] <0>-(0)[1:init][<c024cefc>] (notifier_call_chain) from [<c024d370>] (__atomic_notifier_call_chain+0xa4/0x124) [ 294.529282] r10:00000a07 r9:00000a07 r8:ffffffff r7:d00e5bb8 [ 294.530053] <0>-(0)[1:init][<c024d2cc>] (__atomic_notifier_call_chain) from [<c024d410>] (atomic_notifier_call_chain+0x20/0x28) [ 294.531549] r8:c12a7133 r7:c1603809 r6:00000001 r5:d00e5db8 [ 294.532309] <0>-(0)[1:init][<c024d3f0>] (atomic_notifier_call_chain) from [<c024d8b4>] (notify_die+0x8c/0xbc) [ 294.533601] <0>-(0)[1:init][<c024d828>] (notify_die) from [<c020cf0c>] (die+0x140/0x460) [ 294.534665] r6:d00cf000 r5:d00e5db8 r4:c17ac41c [ 294.535285] <0>-(0)[1:init][<c020cdcc>] (die) from [<c021c614>] (__do_kernel_fault.part.1+0x84/0x230) [ 294.536492] r10:00000a07 r9:ccde6c80 r8:d00cf000 r7:ccde6c80 [ 294.537263] <0>-(0)[1:init][<c021c590>] (__do_kernel_fault.part.1) from [<c0217074>] (do_page_fault+0x308/0x364) [ 294.538591] r7:00000015 r4:d00e5db8 [ 294.539070] <0>-(0)[1:init][<c0216d6c>] (do_page_fault) from [<c02013bc>] (do_DataAbort+0x80/0x180) [ 294.5 40254] r10:c161151c r9:c161158c r8:c160376c r7:00000000 [ 294.541022] <0>-(0)[1:init][<c020133c>] (do_DataAbort) from [<c020d99c>] (__dabt_svc+0x3c/0x60) [ 294.542155] <0>-(0)[1:init]Exception stack(0xd00e5db8 to 0xd00e5e00) [ 294.542986] <0>-(0)[1:init]5da0: 00000002 c114bea3 [ 294.544219] <0>-(0)[1:init]5dc0: 00001234 00000000 c0e8651f c12a629a c12023f5 ce6c0058 c12d71b7 ce6c4054 [ 294.545450] <0>-(0)[1:init]5de0: 00000000 d00e5e2c d00e5d50 d00e5e08 c02ae09c c078bb90 60070013 ffffffff [ 294.546672] r10:00000000 r9:ce6c4054 r8:c12d71b7 r7:d00e5dec [ 294.547442] <0>-(0)[1:init][<c078bb20>] (tps65132_shutdown) from [<c0a7d478>] (i2c_device_shutdown+0x38/0x3c) [ 294.548739] r6:c208f974 r5:ce6c4020 r4:ce6c402c [ 294.549358] <0>-(0)[1:init][<c0a7d440>] (i2c_device_shutdown) from [<c05c2a1c>] (device_shutdown+0xf0/0x160) [ 294.550638] <0>-(0)[1:init][<c05c292c>] (device_shutdown) from [<c024e9e0>] (kernel_power_off+0x34/0xa8) [ 294.551881] r9:fee1dead r8:00000000 r7:c1615b58 r6:c160376c [ 294.552640] <0>-(0)[1:init][<c024e9ac>] (kernel_power_off) from [<c024ec38>] (SyS_reboot+0x164/0x1e0) [ 294.553841] <0>-(0)[1:init][<c024ead4>] (SyS_reboot) from [<c02082e0>] (ret_fast_syscall+0x0/0x1c) [ 294.555012] <0>-(0)[1:init][name:mtk_wq_debug&]wq_debug: 1 [ 294.556260] <0>-(0)[1:init][name:mrdump_mini&]mrdump: cpu[0] tsk:d00cf000 ti:d00e4000 [ 294.570070] <0>-(0)[1:init][name:ipanic&]has_mt_dump_support: no mt_dump support! [ 294.572432] <0>-(0)[1:init][name:ipanic&]we can get console_sem [ 294.576067] <0>-(0)[1:init][name:aee&]exception reboot [ 294.577773] <0>-(0)[1:init][name:mtk_wdt_v2&]wdt_arch_reset: mode=0x3 [ 294.579776] <0>-(0)[1:init][name:mtk_wdt_v2&]wdt_arch_reset: wdt_mode=0xdd [ 294.582011] <0>-(0)[1:init][name:mtk_wdt_v2&]****************dump wdt reg start************* [ 294.584498] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_MODE:0x94 [ 294.586345] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_LENGTH:0xf000 [ 294.588283] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_RESTART:0x0 [ 294.590174] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_STATUS:0x0 [ 294.592042] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_INTERVAL:0xffd [ 294.593998] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_SWRST:0x0 [ 294.595846] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_NONRST_REG:0x0 [ 294.597802] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_NONRST_REG2:0xc0000000 [ 294.599938] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_REQ_MODE:0x3e0037 [ 294.601966] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_REQ_IRQ_EN:0x3a003c [ 294.604032] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_EXT_REQ_CON:0x81 [ 294.606028] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_DEBUG_CTL:0xf1 [ 294.607985] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_LA TCH_CTL:0x1f71 [ 294.609989] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_DEBUG_CTL2:0xff [ 294.611968] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_COUNTER:0xf01be [ 294.613947] <0>-(0)[1:init][name:mtk_wdt_v2&]****************dump wdt reg end************* [ 294.616387] <0>-(0)[1:init][name:mtk_wdt_v2&]wdt_arch_reset: sw reset happen! [ 294.618631] <0>-(0)[1:init][name:mtk_wdt_v2&]****************dump wdt reg start************* [ 294.621111] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_MODE:0x94 [ 294.622959] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_LENGT H:0xf000 [ 294.624900] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_RESTART:0x0 [ 294.626788] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_STATUS:0x40000000 [ 294.628812] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_INTERVAL:0xffd [ 294.630765] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_SWRST:0x0 [ 294.632610] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_NONRST_REG:0x0 [ 294.634567] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_NONRST_REG2:0xc0000000 [ 294.636694] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_REQ_MODE:0x3e0037 [ 294.638714] <0>-(0)[1:init][name:mtk_wdt_v2&]MTK_WDT_REQ_IRQ_EN:0x3a003c [ 294.640779] <0>- (0)[1:init][name:mtk_wdt_v2&]MTK_WDT_EXT_REQ_CON:0x81