全志A40I使用的是Android7系统，内核Linux3.10.65。使用的WiFi是AP6236
按power键出现死机。log打印如下：
a40-boardcon:/ # [ 1422.126312] [DISP] disp_lcd_pwm_enable,line:1079:pwm device hdl is NULL
[ 1422.164875] disp_runtime_idle
[ 1422.700248] PM: suspend entry 2019-11-29 03:26:13.193275785 UTC
[ 1422.706769] [pm]valid
[ 1422.709253] PM: Syncing filesystems ... done.
[ 1422.715960] PM: Preparing system for mem sleep
[ 1422.723091] Freezing user space processes ...
[ 1422.728251] last active wakeup source: eventpoll
[ 1422.733714]
[ 1422.735340] Freezing of tasks aborted after 0.005 seconds
[ 1422.741380] Restarting tasks ... done.
[ 1422.746143] sunxi-mmc 1c0f000.sdmmc: smc 1 p0 err, cmd 7, RTO !!
[ 1422.746184] sunxi-mmc 1c0f000.sdmmc: smc 1 p0 err, cmd 7, RTO !!
[ 1422.746214] sunxi-mmc 1c0f000.sdmmc: smc 1 p0 err, cmd 7, RTO !!
[ 1422.746242] sunxi-mmc 1c0f000.sdmmc: smc 1 p0 err, cmd 7, RTO !!
[ 1422.747082] sdioh_remove: Enter
[ 1422.747088] dhdsdio_disconnect : no mutex held. set lock
[ 1422.747095] bcmsdh_oob_intr_unregister: Enter
[ 1422.747097] bcmsdh_oob_intr_unregister: irq is not registered
[ 1422.747104] dhd_wlfc_deinit():3301, Already disabled!
[ 1422.752940] PM: suspend exit 2019-11-29 03:26:13.245966118 UTC
[ 1422.910357] dhd_detach(): thread:dhd_watchdog_thread:6a6 terminated OK
[ 1422.917576] dhd_detach(): thread:dhd_rxf:6a8 terminated OK
[ 1422.923968] dhd_dpc_thread: Unexpected up_cnt 0
[ 1422.929081] dhd_detach(): thread:dhd_dpc:6a7 terminated OK
[ 1422.936715] wl_event_handler: was terminated
[ 1422.941637] wl_destroy_event_handler(): thread:wl_event_handler:6a4 terminated OK
[ 1423.250136] dhd_os_prealloc: failed to alloc memory, section: 7, size: 0bytes
[ 1423.258093] dhdsdio_disconnect : the lock is released.
[ 1423.264114] Unable to handle kernel paging request at virtual address 6b6b6b6b
[ 1423.272328] pgd = c0004000
[ 1423.275320] [6b6b6b6b] *pgd=00000000
[ 1423.279270] Internal error: Oops: 5 [#1] PREEMPT SMP ARM
[ 1423.282261] Modules linked in: sunxi_ir_rx gt9xxnew_ts bcm_btlpm bcmdhd xin_ncm r8152 ttyxin gpio_sunxi mali(O) nand(O)
[ 1423.282261] CPU: 2 PID: 23224 Comm: kworker/u8:0 Tainted: G W O 3.10.65 #64
[ 1423.282261] Workqueue: kmmcd mmc_rescan
[ 1423.282261] task: cc88dac0 ti: e0110000 task.ti: e0110000
[ 1423.282261] PC is at sdio_claim_host+0x30/0x40
[ 1423.282261] LR is at sdioh_detach+0x6c/0xac [bcmdhd]
[ 1423.282261] pc : [] lr : [] psr: 20070013
[ 1423.282261] sp : e0111da0 ip : e0111db0 fp : e0111dac
[ 1423.282261] r10: e484b414 r9 : 00000000 r8 : e41f89d8
[ 1423.282261] r7 : 00000000 r6 : bf16e400 r5 : e3d78b40 r4 : e431e000
[ 1423.282261] r3 : 6b6b6b6b r2 : e0111d40 r1 : 40070013 r0 : e4321800
[ 1423.282261] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment kernel
[ 1423.282261] Control: 10c5387d Table: 638e006a DAC: 00000015
[ 1423.282261]
[ 1423.282261] PC: 0xc0491f2c:
[ 1423.282261] 1f2c 05932354 13e00015 01821001 05831354 e89da800 e1a0c00d e92dd800 e24cb004
[ 1423.282261] 1f4c e92d4000 e8bd4000 e3500000 1a000000 e7f001f2 e5903000 e3530000 1a000000
[ 1423.282261] 1f6c e7f001f2 e5933000 e59301cc e89da800 e1a0c00d e92dd800 e24cb004 e92d4000
[ 1423.282261] 1f8c e8bd4000 e3500000 1a000000 e7f001f2 e5903000 e3530000 1a000000 e7f001f2
[ 1423.282261] 1fac e5930000 e3a01000 ebffce29 e89da800 e1a0c00d e92dd810 e24cb004 e24dd00c
[ 1423.282261] 1fcc e92d4000 e8bd4000 e3500000 e1a0c002 e1a04003 1a000000 e7f001f2 e24230f0
[ 1423.282261] 1fec e353000f 9a000007 e5903000 e593318c e3130001 1a000003 e3540000 13e03015
[ 1423.282261] 200c 15843000 ea000008 e3a02000 e58d1000 e58d2004 e3a01001 e5900000 e1a0300c
[ 1423.282261]
[ 1423.282261] SP: 0xe0111d20:
[ 1423.282261] 1d20 00000000 e4196a28 40070013 c06d2544 e0111d4c e0111d40 c0491fac 20070013
[ 1423.282261] 1d40 ffffffff e0111d8c e0111dac e0111d58 c06d2fd8 c000a168 e4321800 40070013
[ 1423.282261] 1d60 e0111d40 6b6b6b6b e431e000 e3d78b40 bf16e400 00000000 e41f89d8 00000000
[ 1423.282261] 1d80 e484b414 e0111dac e0111db0 e0111da0 bf10db64 c0491fac 20070013 ffffffff
[ 1423.282261] 1da0 e0111dc4 e0111db0 bf10db64 c0491f88 00000000 e431e000 e0111ddc e0111dc8
[ 1423.282261] 1dc0 bf10ff34 bf10db04 e4321608 e4321600 e0111dfc e0111de0 c0490b0c bf10fe04
[ 1423.282261] 1de0 c0490ac4 e4321608 bf16e400 c0b6c880 e0111e14 e0111e00 c0324d90 c0490ad0
[ 1423.282261] 1e00 e432163c e4321608 e0111e2c e0111e18 c0324e04 c0324d10 e4321608 e4991ab0
[ 1423.282261]
[ 1423.282261] IP: 0xe0111d30:
[ 1423.282261] 1d30 e0111d4c e0111d40 c0491fac 20070013 ffffffff e0111d8c e0111dac e0111d58
[ 1423.282261] 1d50 c06d2fd8 c000a168 e4321800 40070013 e0111d40 6b6b6b6b e431e000 e3d78b40
[ 1423.282261] 1d70 bf16e400 00000000 e41f89d8 00000000 e484b414 e0111dac e0111db0 e0111da0
[ 1423.282261] 1d90 bf10db64 c0491fac 20070013 ffffffff e0111dc4 e0111db0 bf10db64 c0491f88
[ 1423.282261] 1db0 00000000 e431e000 e0111ddc e0111dc8 bf10ff34 bf10db04 e4321608 e4321600
[ 1423.282261] 1dd0 e0111dfc e0111de0 c0490b0c bf10fe04 c0490ac4 e4321608 bf16e400 c0b6c880
[ 1423.282261] 1df0 e0111e14 e0111e00 c0324d90 c0490ad0 e432163c e4321608 e0111e2c e0111e18
[ 1423.282261] 1e10 c0324e04 c0324d10 e4321608 e4991ab0 e0111e4c e0111e30 c03248c4 c0324de4
[ 1423.282261]
[ 1423.282261] FP: 0xe0111d2c:
[ 1423.282261] 1d2c c06d2544 e0111d4c e0111d40 c0491fac 20070013 ffffffff e0111d8c e0111dac
[ 1423.282261] 1d4c e0111d58 c06d2fd8 c000a168 e4321800 40070013 e0111d40 6b6b6b6b e431e000
[ 1423.282261] 1d6c e3d78b40 bf16e400 00000000 e41f89d8 00000000 e484b414 e0111dac e0111db0
[ 1423.282261] 1d8c e0111da0 bf10db64 c0491fac 20070013 ffffffff e0111dc4 e0111db0 bf10db64
[ 1423.282261] 1dac c0491f88 00000000 e431e000 e0111ddc e0111dc8 bf10ff34 bf10db04 e4321608
[ 1423.282261] 1dcc e4321600 e0111dfc e0111de0 c0490b0c bf10fe04 c0490ac4 e4321608 bf16e400
[ 1423.282261] 1dec c0b6c880 e0111e14 e0111e00 c0324d90 c0490ad0 e432163c e4321608 e0111e2c
[ 1423.282261] 1e0c e0111e18 c0324e04 c0324d10 e4321608 e4991ab0 e0111e4c e0111e30 c03248c4
[ 1423.282261]
[ 1423.282261] R0: 0xe4321780:
[ 1423.282261] 1780 00000000 00000002 02d00000 0000a9a6 00000200 00000080 000007d0 00000001
[ 1423.282261] 17a0 00000000 00000000 00000000 e3d788c0 00000000 00000000 00000000 00000000
[ 1423.282261] 17c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1423.282261] 17e0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1423.282261] 1800 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b
[ 1423.282261] 1820 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b
[ 1423.282261] 1840 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b
[ 1423.282261] 1860 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b
[ 1423.282261]
[ 1423.282261] R2: 0xe0111cc0:
[ 1423.282261] 1cc0 c0485d44 c0485b6c 00000000 e0111d14 00000000 00000000 00000000 00020002
[ 1423.282261] 1ce0 e0111ce0 e0111ce0 c0485b40 00000000 00000000 e4196800 00000400 e0111d97
[ 1423.282261] 1d00 e0111d6c e0111d10 c0490454 c0485cd4 e0111d34 00000034 00000400 c00507a0
[ 1423.282261] 1d20 00000000 e4196a28 40070013 c06d2544 e0111d4c e0111d40 c0491fac 20070013
[ 1423.282261] 1d40 ffffffff e0111d8c e0111dac e0111d58 c06d2fd8 c000a168 e4321800 40070013
[ 1423.282261] 1d60 e0111d40 6b6b6b6b e431e000 e3d78b40 bf16e400 00000000 e41f89d8 00000000
[ 1423.282261] 1d80 e484b414 e0111dac e0111db0 e0111da0 bf10db64 c0491fac 20070013 ffffffff
[ 1423.282261] 1da0 e0111dc4 e0111db0 bf10db64 c0491f88 00000000 e431e000 e0111ddc e0111dc8
[ 1423.282261]
[ 1423.282261] R4: 0xe431df80:
[ 1423.282261] df80 00000000 e42e9c80 c003d488 00000000 e431dfac e431dfa0 c003d4b8 c003d328
[ 1423.282261] dfa0 00000000 e431dfb0 c000fa78 c003d494 00000000 00000000 00000000 00000000
[ 1423.282261] dfc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1423.282261] dfe0 00000000 00000000 00000000 00000000 00000013 00000000 00001040 00001008
[ 1423.282261] e000 e3d78b40 e3d78ac0 00000000 00000000 00000000 00000000 00000000 00010100
[ 1423.282261] e020 00000000 00000040 00000040 00000080 00000000 00000000 00000000 00000000
[ 1423.282261] e040 00000002 00001070 00001070 00001000 00001038 00000000 00000000 00000000
[ 1423.282261] e060 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1423.282261]
[ 1423.282261] R5: 0xe3d78ac0:
[ 1423.282261] 8ac0 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b
[ 1423.282261] 8ae0 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b a56b6b6b
[ 1423.282261] 8b00 000004e8 00000000 00000000 00000000 00000000 00000001 5a5a5a5a 5a5a5a5a
[ 1423.282261] 8b20 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a a55a5a5a
[ 1423.282261] 8b40 00000001 00000000 00000000 00000000 00000000 00000000 1234abcd e4321608
[ 1423.282261] 8b60 00000000 00000003 e3d78b00 e3d78ac0 00000000 5a5a5a5a 5a5a5a5a a55a5a5a
[ 1423.282261] 8b80 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b
[ 1423.282261] 8ba0 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b 6b6b6b6b a56b6b6b
[ 1423.282261]
[ 1423.282261] R8: 0xe41f8958:
[ 1423.282261] 8958 00000000 e41f8944 00000000 e4853f10 e4853f10 00000000 e41f8970 e41f8970
[ 1423.282261] 8978 e41f8978 e41f8978 e433d840 ffffffff 00000000 c0a743bc e49bcb00 00000000
[ 1423.282261] 8998 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1423.282261] 89b8 00000000 00000000 00000000 e484b550 e4196a3c c0488298 e4873900 00000000
[ 1423.282261] 89d8 e41f89d8 e41f89d8 cc88dac0 e484b400 0001b691 00000081 00000000 73756c66
[ 1423.282261] 89f8 3a302d68 00003132 00000000 00000000 00000000 00000000 00000000 00000000
[ 1423.282261] 8a18 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1423.282261] 8a38 00000000 00000000 f00003fa 0000416d 00000002 00000000 00000000 00000000
[ 1423.282261]
[ 1423.282261] R10: 0xe484b394:
[ 1423.282261] b394 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a
[ 1423.282261] b3b4 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a
[ 1423.282261] b3d4 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a 5a5a5a5a
[ 1423.282261] b3f4 5a5a5a5a 5a5a5a5a a55a5a5a 15be15be ffffffff ffffffff 00000008 00000004
[ 1423.282261] b414 e484b414 e484b414 00000004 00000003 e48f3ec0 cef7c940 e490e85c e490e85c
[ 1423.282261] b434 0001c900 e490e001 c003e478 e484b400 ffffffff ffffffff 00000000 00000000
[ 1423.282261] b454 00000000 00000000 00000000 00000000 00200200 000153ac e48ea000 c003e690
[ 1423.282261] b474 e484b400 ffffffff ffffffff 00000000 00000000 00000000 00000000 00000000
[ 1423.282261] Process kworker/u8:0 (pid: 23224, stack limit = 0xe0110240)
[ 1423.282261] Stack: (0xe0111da0 to 0xe0112000)
[ 1423.282261] 1da0: e0111dc4 e0111db0 bf10db64 c0491f88 00000000 e431e000 e0111ddc e0111dc8
[ 1423.282261] 1dc0: bf10ff34 bf10db04 e4321608 e4321600 e0111dfc e0111de0 c0490b0c bf10fe04
[ 1423.282261] 1de0: c0490ac4 e4321608 bf16e400 c0b6c880 e0111e14 e0111e00 c0324d90 c0490ad0
[ 1423.282261] 1e00: e432163c e4321608 e0111e2c e0111e18 c0324e04 c0324d10 e4321608 e4991ab0
[ 1423.282261] 1e20: e0111e4c e0111e30 c03248c4 c0324de4 00000011 e4321608 e3c24408 000000b9
[ 1423.282261] 1e40: e0111e6c e0111e50 c03222ec c03247f8 00000001 e4321608 e4196800 000000b9
[ 1423.282261] 1e60: e0111e84 e0111e70 c0490f3c c03221e0 00000002 00000001 e0111ea4 e0111e88
[ 1423.282261] 1e80: c048fee8 c0490f1c e4196800 ffffff92 e41969e8 c07640a0 e0111ebc e0111ea8
[ 1423.282261] 1ea0: c0490000 c048fea8 e4196a3c e4196800 e0111ee4 e0111ec0 c0488350 c048ff20
[ 1423.282261] 1ec0: e41f89c0 e484b400 e4873900 e4196a3c e41f89d8 e484b414 e0111f24 e0111ee8
[ 1423.282261] 1ee0: c0040a8c c04882a4 c0b8f2e8 e41f89c0 e484b400 00000000 e0110000 e41f89c0
[ 1423.282261] 1f00: e484b400 c0b8f2e8 e0110000 e41f89d8 e484b400 e484b414 e0111f5c e0111f28
[ 1423.282261] 1f20: c0040ec4 c00407e8 00000000 e41f89c0 c0040c8c e4151e6c 00000000 e41f89c0
[ 1423.282261] 1f40: c0040c8c 00000000 00000000 00000000 e0111fac e0111f60 c00470ec c0040c98
[ 1423.282261] 1f60: c06d259c 00000000 e0111f94 e41f89c0 00000000 00000000 e0111f78 e0111f78
[ 1423.282261] 1f80: 00000000 00000000 e0111f88 e0111f88 e4151e6c c0047030 00000000 00000000
[ 1423.282261] 1fa0: 00000000 e0111fb0 c000fa78 c004703c 00000000 00000000 00000000 00000000
[ 1423.282261] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1423.282261] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ffa38ad1 ffa38ad1
[ 1423.282261] from
[ 1423.282261] from
[ 1423.282261] from
[ 1423.282261] from
[ 1423.282261] from
[ 1423.282261] from
[ 1423.282261] from
[ 1423.282261] from
[ 1423.282261] from
[ 1423.282261] from
[ 1423.282261] from
[ 1423.282261] from
[ 1423.282261] from
[ 1423.282261] from
[ 1423.282261] from
[ 1423.282261] Code: e5903000 e3530000 1a000000 e7f001f2 (e5930000)
[ 1424.510507] ---[ end trace a20d4dd70782290e ]---
[ 1424.515606] Kernel panic - not syncing: Fatal exception
[ 1424.521496] CPU0: stopping
[ 1424.524463] CPU: 0 PID: 1726 Comm: logd.klogd Tainted: G D W O 3.10.65 #64
[ 1424.530021] from
[ 1424.530021] from
[ 1424.530021] from
[ 1424.530021] from
[ 1424.530021] from
[ 1424.530021] Exception stack(0xe39c3fb0 to 0xe39c3ff8)
[ 1424.530021] 3fa0: b335c620 b38c90a0 b38c6390 5de0fade
[ 1424.530021] 3fc0: 5de08fd5 00000006 2e35f14e b38c90c0 b38c90c0 00000050 b30cf310 b38a0000
[ 1424.530021] 3fe0: b3c9af18 b32fe670 b3c8df03 b3c8df16 200e0030 ffffffff
[ 1424.531507] CPU3: stopping
[ 1424.531507] CPU: 3 PID: 0 Comm: swapper/3 Tainted: G D W O 3.10.65 #64
[ 1424.531507] from
[ 1424.531507] from
[ 1424.531507] from
[ 1424.531507] from
[ 1424.531507] from
[ 1424.531507] Exception stack(0xe48dff68 to 0xe48dffb0)
[ 1424.531507] ff60: 00000003 00000000 000b6574 00000000 e48de000 00000015
[ 1424.531507] ff80: c0b8facc c0b91f44 c06db3a0 410fc075 c0a6848c e48dffbc e48dffc0 e48dffb0
[ 1424.531507] ffa0: c0010ee0 c0010ee4 600e0013 ffffffff
[ 1424.531507] from
[ 1424.531507] from
[ 1424.531507] from
[ 1424.531507] from
[ 1424.531508] CPU1: stopping
[ 1424.531508] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G D W O 3.10.65 #64
[ 1424.531508] from
[ 1424.531508] from
[ 1424.531508] from
[ 1424.531508] from
[ 1424.531508] from
[ 1424.531508] Exception stack(0xe48cdf68 to 0xe48cdfb0)
[ 1424.531508] df60: 00000001 00000000 000ed2f6 00000000 e48cc000 00000015
[ 1424.531508] df80: c0b8facc c0b91f44 c06db3a0 410fc075 c0a6848c e48cdfbc e48cdfc0 e48cdfb0
[ 1424.531508] dfa0: c0010ee0 c0010ee4 600e0013 ffffffff
[ 1424.531508] from
[ 1424.531508] from
[ 1424.531508] from
[ 1424.531508] from
尝试过在sys_config.fex的[sdc0]中加入non-removable
按power键不会死机 但是WiFi用不了。请各位大神帮看一下
