[参考译文] Linux/DRA745：读取 iodelayconfig 时内核崩溃

https://e2e.ti.com/support/processors-group/processors/f/processors-forum/615686/linux-dra745-kernel-crash-while-reading-iodelayconfig

工具/软件：Linux

您好、专家、

我在读取 iodelayconfig 时遇到内核崩溃。

请帮助您检查下一步如何调试？

root@jacinto6evm：/# cat /d/pinctrl/4844a000.padconf/pinconf-groups
[31.483907]未处理故障：异步外部中止(0x1211)、0x00000000
[31.483916]------ [在此处剪切]-----
[31.483935]警告：CPU：0 PID：0 at /home/6.1.3_src/kernel/drivers/bus/omap_l3_noc.c：147 L3_INTERRUPT_Handler+0x318/0x400 ()
[31.483941] 440000.OCP：L3自定义错误：主 MPU 目标 L4_PER2_P3 (读取)：在功能访问期间以用户模式访问数据
[31.483952]链接的模块：cmemk (O) pvrsrvkm (O)
[31.483959] CPU：0 PID：0 Comm：swapper/0被污染：G O 4.4.4.45-g33793b4-脏#17
[31.483962]硬件名称：通用 DRA74X (平展器件树)
[31.483966]回扫：
[31.483977][ ](dump_backtrace)从[ ](show_stack+0x18/0x1c)
[31.483989] R6：60070193 R5：c1465584 R4：00000000 R3：dc8ba62d
[31.484000][ ](show_stack)从[ ](dump_stack+0x94/0xa8)
[31.484011] ](dump_stack)从[ ](warn_slicpath_common+0x90/0xc0)
[31.484022] R6：c05e0fb8 R5：00000009 R4：c1401d1c R3：dc8ba62d
[31.484030][ ](warn_slowpath_common)、来自[ ](WARN_RASPH_FMt+0x48/0x64)
[31.484042] R8：00000002 r7：c109ebdc R6：ee62750 R5：c1401d1c R4：c1403948
[31.484051][ ](warn_slowpath_fmt)、来自[ ](L3_INTERRUPT_Handler+0x318/0x400)
[31.484058] r3：eea625c0 r2：c109ed74
[31.484064] R5：c109ec9c R4：80080003
[31.484076][ ](L3_interrupt_handler)、来自[ ](handle_irq_event_perpu + 0x78/0x2dc)
[31.484088] R10：c0e03560 R9：00000000 R8：c1400000 r7：00000017 R6：c140e734 R5：ee632a0
[31.484091] R4：eea62ac0
[31.484101][ ](handle_irq_event_perpu)、来自[ ](handle_IRQ_EVENT_+0x40/0x64)
[31.484112] R10：c1400000 R9：fa213000 R8：ee824000 r7：00000001 R6：c140e734 R5：ee632a0
[31.484115] R4：eea63240
[31.484124][ ](handle_irq_event)从[ ](handle_fasteoi_IRQ+0xc0/0x194)
[31.484134] R6：c140e734 R5：eea632a0 R4：eea63240 R3：00000000
[31.484141][ ](handle_fasteoi_IRQ)、来自[ ](generic_handle_IRQ+0x2C/0x3c)
[31.484150] r7：00000001 R6：00000000 R5：00000000 R4：c128f518
[31.484158][ ](generic_handle_IRQ)、来自[ ](_handle_domain_IRQ+0x64/bb)
[31.484167][ ](_handle_domain_IRQ)、来自[ ](GIC_Handle_IRQ+0x50/0x94)
[31.484178] R8：fa212000 r7：c1401ee0 r6：fa21200c r5：c140485c r4：c1466648 r3：c1401ee0
[31.484185][ ](GIC_Handle_IRQ)、来自[ ](_IRQ_Svc+0x40/0x74)
[31.484188]异常堆栈(0xc1401e0至0xc1401f28)
[31.484195] 1e0：00000001 00000000 fe600000 00000000 c14c3654 c14039ec c0e03560 00000000
[31.484200] 1f00：c1403a4c 00000000 c1400000 c1401f3c c1401f1c c1401f30 c0222c78 c0208c1c
[31.484204] 1f20：60070013 ffffff
[31.484215] R9：00000000 R8：c1403a4c r7：c1401f14 R6：ffff R5：60070013 R4：c0208c1c
[31.484227][ ](arch_cpu_idle)从[ ](DEFAULT_IDLE_CALL + 0x28/0x34)
[31.484236][ ](DEFAULT_IDLE_CALL)从[ ](CPU_STARTUP_END+0x398/0x440)
[31.484246][ ](CPU_STARTUP_INPUK)、来自[ ](REST_INIT+0x90/0x94)
[31.484250] r7：00000000
[31.484259][ ](REST_INIT)从[ ](start_kernel+0x47c/0x4a0)
[31.484265] R4：c14c9050 r3：dc8ba62d
[31.484271][ ](start_kernel)从[<80008090>](0x80008090)
[31.484275]--[结束线迹 b3dfb38508020e2 ]-->
[31.788676] PgD = dfb7d900
[31.791392][00000000]* PgD=00000000
[31.794994]内部错误：1211 [#1]抢占 SMP ARM
[31.800240]链接的模块：cmemk (O) pvrsrvkm (O)
[31.805165] CPU：1 PID：1095 Comm：SH 被污染：G W O 4.4.5.45-g33793b4-脏#17
[31.813375]硬件名称：通用 DRA74X (平展器件树)
[31.819494]任务：e16b5480 ti：dfb86000 task.ti：dfb86000
[31.824920] PC 位于 regmap_MMIO_read+0xe4/0x110
[31.829557] LR 位于_regmap_raW_read+bbc/0x2bc
[31.834194] PC：[ ] LR：[ ] PSR：60010093
[31.834194] sp：dfb87d28 IP：dfb87d50 fp：dfb87d4c
[31.845720] R10：ee383d50 R9：c14c5148 R8：ee1ec280
[31.850965] r7：00000004 r6：ee1ec280 r5：ee1ec200 r4：00000004
[31.857518] r3：00000618 r2：00000000 r1：ee1ec280 r0：已弹起
[31.864072]标志：nZCv 在模式 SVC_32 ISA ARM 段用户上关闭 FIQ 的 IRQ
[31.871323]控制：30c5387d 表：9fb7d900 DAC：55555555
[31.877090]
[31.877090] PC：0xc071cb44：
[31.881376] cb44 e7f001f2 e5983000 e3540000 15952008 0a00000e e3520002 0a00001a e3520004
[31.889658] cb64 0a000012 e3520001 1afffff4 e5952000 e7d22003 f57ff04f e5c62000 e5952008
[31.897935] cb84 e0544002 e0866002 e0833002 1afffff0 e5950010 e3700a01 8a000000 eb08ccb1
[31.906215] cba4 e3a00000 e89da9f8 e5d83000 eaffe5 e5952000 e0822003 e5922000 f57ff04f
[31.914496] cbc4 e5862000 eaffffec e5952000 e0822003 e1d220b0 f57ff04f e1c620b0 eaffffe6
[31.922774] cb4 e1d830b0 eaffffd7 e89da9f8 e1a0c00d e92dd9f8 e24cb004 e2527000 e1a05000
[31.931056] cc04 e1a08001 e1a06003 e59b4004 0a00000f e3570002 9a000001 e3570004 1a00000b
[31.939334] CC24 e5950010 e3700a01 8a000002 eb08cc61 e3500000 ba000032 e3570002 0a00002e
[31.947613]
[31.947613] LR：0xc0716b5c：
[31.951899] 6b5c 0a000005 e594c014 e151000c 2a000026 e5944008 e3540000 1afffff9 e5953044
[31.960180] 6b7c e3059148 e59520f0 e34c914c e595002c e12fff33 e5d72000 e5d530ed e1823003
[31.968456] 6b9c e5c73000 e5993090 e51b7030 e3530000 e595103c ca000024 e595c054 e1a03008
[31.976735] 6bbc e595e038 e5952034 e595102c e5950058 e08e2002 e58d6000 e59c018 e12fff3c
[31.985015] 6bdc e59930a4 e3052148 e51b8030 e3530000 e34c214c e595103c e1a07000 ca000042
[31.993294] 6bfc e1a00007 e24bd028 e89daff0 e5943018 e1510003 85944004 8affffcf e595103c
[32.001574] 6c1c e1a00006 ebf9ea2 e24b1030 e1a02004 e1a03000 e1a00005 ebfffed6 e3500000
[32.009853] 6c3c 1affffef e51b1030 eaffffcbe1a0300d e3c32d7f e3c2203f e3033560 e34c30e0
[32.018134]
[32.018134] SP：0xdfb87ca8：
[32.022419] 7ca8 dfb87d1c dc8ba62d c071cbc4 60010093 ffff dfb87d0c ee1ec280 c14c5148
[32.030700] 7cc8 dfb87d4c dfb87cd8 c020d498 c0201278 ffffffffffffffffffere1ec280 00000000 00000618
[32.038982] 7ce8 00000004 ee1ec200 ee1ec280 00000004 ee1ec280 c14c5148 ee383d50 dfb87d4c
[32.047260] 7d08 dfb87d50 dfb87d28 c0716bdc c071cbc4 60010093 ffff dfb87d4c dfb87d30
[32.055539] 7d28 ee1ec280 00000000 ee15f000 00000004 00000618 ee1ec280 dfb87d8c dfb87d50
[32.063819] 7d48 c0716bdc c071caec 00000004 00000000 c05e7854 00000618 dfb87d7c ee15f000
[32.072102] 7d68 ee15f000 dfb87e08 dfb87e08 d537c300 ee377c90 ee383d50 dfb87dac dfb87d90
[32.080382] 7d88 c0716e08 c0716b2c c0716ddc ee15f000 ee15f000 00000618 dfb87dd4 dfb87db0
[32.088660]
[32.088660] IP：0xdfb87cd0：
[32.092945] 7cd0 c020d498 c0201278 ffffffffffffed ee1ec280 00000000 00000618 00000004 ee1ec200
[32.101225] 7cf0 ee1ec280 00000004 ee1ec280 c14c5148 ee383d50 dfb87d4c dfb87d50 dfb87d28
[32.109504] 7d10 c0716bdc c071cbc4 60010093 ffff dfb87d4c dfb87d30 ee1ec280 00000000
[32.117783] 7d30 ee15f000 00000004 00000618 ee1ec280 dfb87d8c dfb87d50 c0716bdc c071caec
[32.126063] 7d50 00000004 00000000 c05e7854 00000618 dfb87d7c ee15f000 ee15f000 dfb87e08
[32.134342] 7d70 dfb87e08 d537c300 ee377c90 ee383d50 dfb87dac dfb87d90 c0716e08 c0716b2c
[32.142620] 7d90 c0716ddc ee15f000 ee15f000 00000618 dfb87dd4 dfb87db0 c07161d4 c0716de8
[32.150899 ] 7db0 c07149d0 ee15f000 00000618 dfb87e08 ee130490 d537c300 dfb87df4 dfb87dd8
[32.159177]
[32.159177] FP：0xdfb87ccc：
[32.163463] 7ccc dfb87cd8 c020d498 c0201278 ffffffffffffffed ee1ec280 00000000 00000618 00000004
[32.171741] 7cec ee1ec200 ee1ec280 00000004 ee1ec280 c14c5148 ee383d50 dfb87d4c dfb87d50
[32.180020] 7d0c dfb87d28 c0716bdc c071cbc4 60010093 ffff dfb87d4c dfb87d30 ee1ec280
[32.188297] 7d2c 00000000 ee15f000 00000004 00000618 ee1ec280 dfb87d8c dfb87d50 c0716bdc
[32.196576] 7d4c c071caec 00000004 00000000 c05e7854 00000618 dfb87d7c ee15f000 ee15f000
[32.204857] 7d6c dfb87e08 dfb87e08 d537c300 ee377c90 ee383d50 dfb87dac dfb87d90 c0716e08
[32.213138] 7d8c c0716b2c c0716ddc ee15f000 ee15f000 00000618 dfb87dd4 dfb87db0 c07161d4
[32.221419] 7dac c0716de8 c07149d0 ee15f000 00000618 dfb87e08 ee130490 d537c300 dfb87df4
[32.22998]
[32.229698] R1：0xee1ec200：
[32.233984] c200 fa44a000 00000004 00000004 00000000 ffffffffffffed 00000000 00000000 00000000 00000000
[32.242263] C220 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.250540] c240 ee1b0000 ee1ec2c0 c0715a38 00000000 ee15f000 00000000 00000000 00000000 00000000
[32.258819] c260 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.267094] C280 00000618 00029000 00000000 00000000 00000000 00000000 00000000 00000000
[32.275370] c2a0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.283647] c2c0 ee1ec240 ee1ec1c0 c0712ef8 00000000 ee15f000 00000000 00000000 00000000 00000000
[32.291926] c2e0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.300203]
[32.300203] R5：0xee1ec180：
[32.304488] c180 4844a000 00000000 4844ad1b 00000000 eed83e64 80000200 c14188f8 ee3bfcc0
[32.312767] C1A0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.321042] c1c0 ee1ec2c0 ee1ec140 c05944 ae00000000 fa44a000 00000000 00000000 00000000
[32.329321] c1e0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.337603] c200 fa44a000 00000004 00000004 00000000 ffffffffffffed 00000000 00000000 00000000 00000000
[32.345879] C220 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.354157] c240 ee1b0000 ee1ec2c0 c0715a38 00000000 ee15f000 00000000 00000000 00000000 00000000
[32.362437] c260 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.370716]
[32.370716] R6：0xee1ec200：
[32.375002] c200 fa44a000 00000004 00000004 00000000 ffffffffffed 00000000 00000000 00000000 00000000
[32.383280] C220 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.391559(2004) c240 ee1b0000 ee1ec2c0 c0715a38 00000000 ee15f000 00000000 00000000 00000000 00000000
[32.399839] c260 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.408118] C280 00000618 00029000 00000000 00000000 00000000 00000000 00000000 00000000
[32.416396] c2a0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.424675] c2c0 ee1ec240 ee1ec1c0 c0712ef8 00000000 ee15f000 00000000 00000000 00000000 00000000
[32.432954] c2e0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.441231]
[32.441231] R8：0xee1ec200：
[32.445518] c200 fa44a000 00000004 00000004 00000000 ffffffffffed 00000000 00000000 00000000 00000000
[32.453797] C220 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.462077] c240 ee1b0000 ee1ec2c0 c0715a38 00000000 ee15f000 00000000 00000000 00000000 00000000
[32.470355] c260 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.478633] C280 00000618 00029000 00000000 00000000 00000000 00000000 00000000 00000000
[32.486911] c2a0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.495189] c2c0 ee1ec240 ee1ec1c0 c0712ef8 00000000 ee15f000 00000000 00000000 00000000 00000000
[32.503465] c2e0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.511744]
[32.511744] R9：0xc14c50c8：
[32.516030] 50c8 00000000 00000000 c1136190 00000000 00000000 00000000 00000000 c11361a8
[32.524308] 50e8 00000000 00000000 00000000 00000000 c11361c4 00000000 00000000 00000000 00000000
[32.532587] 5108 00000000 c11361d8 00000000 00000000 00000000 00000000 c11361f4 00000000
[32.540865] 5128 00000000 00000000 00000000 c113620c 00000000 00000000 00000000 00000000
[32.549145] 5148 c11362f8 00000000 00000000 00000000 c11362e0 00000000 00000000
[32.557421] 5168 00000000 00000000 c1136270 00000000 00000000 00000000 00000000 c1136254
[32.565701] 5188 00000000 00000000 00000000 00000000 c1136238 00000000 00000000 00000000 00000000
[32.573978] 51a8 00000000 c1136354 00000000 00000000 00000000 00000000 c1136364 00000000
[32.582258]
[32.582258] R10：0xee383cd0：
[32.586632] 3cd0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.594913] 3cf0 00000000 00000000 00000000 EE383d40 ee198000 c06fe7f0 00000000
[32.603193] 3D10 c105bc94 c2f91079 00000004 eea81a40 eed840e4 e333d64 00000001 00000000
[32.611472] 3d30 00000000 00000000 00000000 EE377c80 ee383d00 c06fe7f0 00000000
[32.619750] 3d50 eed83f88 e840e4 e383d10 e377c90 00000011 00007fff e383fe8 e1304d0
[32.628028] 3d70 00000000 00000000 00000000 EE383f00 ee383c80 ee1e8a80 ee383d10
[32.636309] 3d90 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[32.644588] 3db0 00000000 00000000 00000000 00000000 ee383f40 ee383cc0 ee383d10 00000001
[32.652871]处理短时间(pid：1095、栈限制= 0xdfb86210)
[32.658553]堆栈：(0xdfb87d28至0xdfb88000)
[32.662929] 7d20：ee1ec280 00000000 ee15f000 00000004 00000618 ee1ec280
[32.671142] 7d40：dfb87d8c dfb87d50 c0716bdc c071caec 00000004 00000000 c05e7854 00000618
[32.679355] 7d60：dfb87d7c ee15f000 ee15f000 dfb87e08 dfb87e08 d537c300 ee377c90 ee383d50
[32.687567] 7d80：dfb87dac dfb87d90 c0716e08 c0716b2c c0716ddc ee15f000 ee15f000 00000618
[32.695779] 7da0：dfb87dd4 dfb87db0 c07161d4 c0716de8 c07149d0 ee15f000 00000618 dfb87e08
[32.703991] 7dc0：ee130490 d537c300 dfb87df4 dfb87dd8 c0716340 c0716178 00000000 00000000
[32.712204] 7de0：00000001 ee377c90 dfb87e3c dfb87df8 c05ed548 c0716304 c0399890 c05a0da0
[32.720417] 7e00：c1403948 c1403948 00000000 dc8ba62d c03998e4 00000001 d537c300 ee1e8a80
[32.728629] 7e20：c14675d4 c14675bc 00000010 00000001 dfb87e64 dfb87e40 c05e7e88 c05ed4d4
[32.736841] 7e40：d537c300 00000000 e75bd0c0 c1403948 dfb87f70 00000001 dfb87ec4 dfb87e68
[32.745054] 7e60：c0399230 c05e7dcc ef33ba40 dfb87f70 d537c330 b6ce7000 dfb87e80 00001000
[32.753266] 7e80：00000000 00000000 00000001 c0385324 dc8ba62d e75bd0c8 c1403948
[32.761478] 7ea0：e75bd0c0 dc8ba62d 00001000 dfb87f70 dfb86000 00000000 dfb87f3c dfb87ec8
[32.769690] 7ec0：c0374d10 c039903c dfb86000 00000000 dfb87f04 dfb87ee0 c052309c c03b9ca4
[32.777902] 7e0：00000000 00001000 e75bd0c0 00001000 00000000 dfb87f3c dfb87f08
[32.786114] 7f00：c037544c c0522fd0 c1403948 e75bd0c0 e7617000 dc8ba62d b6ce7000 e75bd0c0
[32.794327] 7f20：dfb87f70 00001000 b6ce7000 dfb86000 dfb87f6c dfb87f40 c03755a0 c0374ce0
[32.802539] 7f40：c03747c8 c03843bc e75bd0c0 c1403948 e75bd0c0 00001000 b6ce7000 dfb86000
[32.810752] 7f60：dfb87fa4 dfb87f70 c0376018 c0375528 00000000 00000142 dc8ba62d
[32.818964] 7f80：dfb86000 00000003 00000000 b6d18394 00000003 c02081c4 00000000 dfb87fa8
[32.827177] 7fa0：c0208020 c0375fc8 00000003 00000000 00000003 b6ce7000 00001000 00000000
[32.835389] 7fc0：00000003 00000000 b6d18394 00000003 b6ce7000 00001000 b6ce7000 7f610a2d
[32.843600] 7fe0：b6d06148 be9b5780 7f60791b b6e35ca0 60010010 00000003 3ec4df2e 9ebdcbea
[32.851809]回溯：
[32.854276][ ](regmap_MMIO_read)从[ ](_regmap_raW_read+bb c/0x2bc)
[32.862661] R8：ee1ec280 r7：00000618 R6：00000004 R5：ee15f000 R4：00000000 R3：ee1ec280
[32.870484][ ](_regmap_raW_read)从[ ](_regmap_bus_read+0x2C/0x64)
[32.878780] R10：ee383d50 R9：ee377c90 R8：d537c300 r7：dfb87e08 R6：dfb87e08 R5：ee15f000
[32.886684] R4：ee15f000
[32.889236][ ](_regmap_bus_read)从[ ](_regmap_read+0x68/0x18c)
[32.8797272] R6：00000618 R5：ee15f000 R4：ee15f000 R3：c0716ddc
[32.902990][ ](_regmap_read)从[ ](regmap_read+0x48/0x68)
[32.910502] R8：d537c300 r7：ee130490 R6：dfb87e08 R5：00000618 R4：ee15f000 R3：c07149d0
[32.918329][ ](regmap_read)从[ ](ti_iodelay_pinconf_group_dbg_show+0x80/0xd4)
[32.927672] R6：ee377c90 R5：00000001 R4：00000000 R3：00000000
[32.933392][ ](ti_iodelay_pinconf_group_dbg_show)、来自[ ](pinconf_groups_show+0xc8/0xe8)
[32.943433] R10：00000001 R9：00000010 R8：c14675bc r7：c14675d4 R6：ee1e8a80 R5：d537c300
[32.951337] R4：00000001
[32.953891][ ](pinconf_groups_show)从[ ](SEQ_READ+0x200/0x540)
[32.961926] R9：00000001 R8：dfb87f70 r7：c1403948 R6：e75bd0c0 R5：00000000 R4：d537c300
[32.96978][ ](SEQ_READ)从[ ](_vfs_read+0x3c/0xf4)
[32.976825] R10：00000000 R9：dfb86000 R8：dfb87f70 r7：00001000 R6：dc8ba62d R5：e75bd0c0
[32.984729] R4：c1403948
[32.987285][ ](_vfs_read)来自[ ](vfs_read+0x84/0x150)
[32.994447] R9：dfb86000 R8：b6ce7000 r7：00001000 R6：dfb87f70 R5：e75bd0c0 R4：b6ce7000
[33.002269][ ](vfs_read)从[ ](sys_read+0x5c/0xc4)
[33.009171] R9：dfb86000 R8：b6ce7000 r7：00001000 R6：e75bd0c0 R5：c1403948 R4：e75bd0c0
[33.016993][ ](sys_read)从[ ](RET_FAST_SYSCALL+0x0/0x34)
[33.024505] R8：c02081c4 r7：00000003 R6：b6d18394 R5：00000000 R4：00000003
[33.031277]代码：e5952000 e0822003 e5922000 f57ff04f (e5862000)
[33.037397]--[结束线迹 b3dfb3e8508020e3]--
[33.042032]内核严重错误-未同步：致命异常
[33.047281] CPU0：停止
[33.050005] CPU：0 PID：0 Comm：swapper/0被污染：G D W O 4.4.4.45-g33793b4-脏#17
[33.058565]硬件名称：通用 DRA74X (平展器件树)
[33.064681]回溯：
[33.067149][ ](dump_backtrace)从[ ](show_stack+0x18/0x1c)
[33.074749] R6：600e0193 R5：c1465584 R4：00000000 R3：dc8ba62d
[33.080469][ ](show_stack)从[ ](dump_stack+0x94/0xa8)
[33.087726][ ](dump_stack)从[ ](handle_ipi+0x364/0x378)
[33.095152] R6：c14c2ee8 R5：c128f518 R4：00000005 R3：dc8ba62d
[33.100871][ ](handle_ipi)从[ ](GIC_Handle_IRQ+0x90/0x94)
[33.108470] R10：c1400000 R9：fa213000 R8：fa212000 r7：c1401ee0 R6：fa21200c R5：c140485c
[33.116373] R4：c1466648
[33.118926][ ](GIC_Handle_IRQ)、来自[ ](_IRQ_Svc+0x40/0x74)
[33.126438]异常堆栈(0xc1401ee0至0xc1401f28)
[33.131512] 1e0：00000001 00000000 fe600000 00000000 c14c3654 c14039ec c0e03560 00000000
[33.139725] 1f00：c1403a4c 00000000 c1400000 c1401f3c c1401f1c c1401f30 c0222c78 c0208c1c
[33.147935] 1f20：600e0013 ffffff
[33.151435] R9：00000000 R8：c1403a4c r7：c1401f14 R6：ffff R5：600e0013 R4：c0208c1c
[33.159262][ ](arch_cpu_idle)从[ ](DEFAULT_IDLE_CALL + 0x28/0x34)
[33.167393][ ](DEFAULT_IDLE_CALL)从[ ](CPU_STARTUP_END+0x398/0x440)
[33.176046][ ](CPU_STARTUP_INPUK)、来自[ ](REST_INIT+0x90/0x94)
[33.183820] r7：00000000
[33.186373][ ](REST_INIT)从[ ](start_kernel+0x47c/0x4a0)
[33.193885] R4：c14c9050 R3：dc8ba62d
[33.197494][ ](start_kernel)从[<80008090>](0x80008090)
[33.204054]在5秒内重新启动。

此致

Joe