3288板子接usb 摄像头 操作容易重启，哪位大佬帮忙看下，万分感谢
<4> RTL871X: nolinked power save enter<4> stream->dev->udev->bus->busnum: 2,vdev->name: EP28WD, devpath: 1, set as: back
<6> vcodec_service: ff9a0000.vpu_service: power off...
<6> vcodec_service: done
<6> vcodec_service: ff9a0000.vpu_service: power on
<4> alloc_contig_range test_pages_isolated(5ab00, 5acc2) failed
<4> ==> rtl8188e_iol_efuse_patch
<4> RTL871X: nolinked power save leave
<4> alloc_contig_range test_pages_isolated(5ab00, 5acc2) failed
<4> RTL871X: nolinked power save enter
<4> alloc_contig_range test_pages_isolated(5ab00, 5acc2) failed
<4> ==> rtl8188e_iol_efuse_patch
<4> RTL871X: nolinked power save leave
<4> RTL871X: nolinked power save enter
<4> dwc_otg_hc_halt: hcchar.b.chen 1, ep_type 1
<4> stream->dev->udev->bus->busnum: 2,vdev->name: EP28WD, devpath: 1, set as: back
<4> ==> rtl8188e_iol_efuse_patch
<4> RTL871X: nolinked power save leave
<4> RTL871X: nolinked power save enter
<4> ==> rtl8188e_iol_efuse_patch
<4> RTL871X: nolinked power save leave
<4> RTL871X: nolinked power save enter
<1> Unable to handle kernel paging request at virtual address b0b0bfd8
<1> pgd = dafa0000
<1> *pgd=1aff9831, *pte=00000000, *ppte=00000000
<0> Internal error: Oops: 17 [#1] PREEMPT SMP ARM
<4> Modules linked in: 8188eu mali_kbase drmboot(P)
<4> CPU: 0 PID: 1489 Comm: om.instwall.sdk Tainted: P 3.10.0 #12
<4> task: db678a80 ti: dafce000 task.ti: dafce000
<4> PC is at usb_hidinput_input_event+0x24/0xd8
<4> LR is at usb_hidinput_input_event+0x20/0xd8
<4> pc : [<c05aeac8>] lr : [<c05aeac4>] psr: 800f0193
<4> sp : dafcfd00ip : c05aeaa4fp : 00000005
<4> r10: 00000004r9 : c5b3d000r8 : 00000004
<4> r7 : c5b47800r6 : c5b479b0r5 : 00090001r4 : c5b47800
<4> r3 : 00090001r2 : 00000004r1 : 00000004r0 : b0b0b0b0
<4> Flags: NzcvIRQs offFIQs onMode SVC_32ISA ARMSegment user
<4> Control: 10c5387dTable: 1afa006aDAC: 00000015
<4>
<4> PC: 0xc05aea48:
<4> ea48e1a07002 e2844d51 e2844008 e1a00004 eb095362 e1a01008 e1a02007 e1a06000
<4> ea68e1a00005 ebffff53 e1a00004 e1a01006 e8bd41f0 ea095428 e3520001 0a000002
<4> ea88e3520009 112fff1e ea000001 e3a02080 ea000000 e3a02000 eaffffe4 e92d45f7
<4> eaa8e2806e1b e1a07000 e1a08001 e1a00006 e1a0a002 e1a05003 ebf5633d e3580015
<4> eac8e5904f28 1a000005 e1a00007 e1a01008 e1a0200a e1a03005 ebfc8bdc ea000021
<4> eae8e3580011 13e00000 1a00001e e1a01008 e1a0200a e28d3004 ebff77ee e3700001
<4> eb08e1a08000 1a000004 e1a00006 e59f1058 ebf559cc e1a00008 ea000012 e2846d51
<4> eb28e2866008 e1a00006 eb09532c e1a02005 e1a01008 e1a07000 e59d0004 ebff7336
<4>
<4> LR: 0xc05aea44:
<4> ea44e1a08001 e1a07002 e2844d51 e2844008 e1a00004 eb095362 e1a01008 e1a02007
<4> ea64e1a06000 e1a00005 ebffff53 e1a00004 e1a01006 e8bd41f0 ea095428 e3520001
<4> ea840a000002 e3520009 112fff1e ea000001 e3a02080 ea000000 e3a02000 eaffffe4
<4> eaa4e92d45f7 e2806e1b e1a07000 e1a08001 e1a00006 e1a0a002 e1a05003 ebf5633d
<4> eac4e3580015 e5904f28 1a000005 e1a00007 e1a01008 e1a0200a e1a03005 ebfc8bdc
<4> eae4ea000021 e3580011 13e00000 1a00001e e1a01008 e1a0200a e28d3004 ebff77ee
<4> eb04e3700001 e1a08000 1a000004 e1a00006 e59f1058 ebf559cc e1a00008 ea000012
<3> rockchip_i2c ff650000.i2c: Addr wait event timeout, state: 1, is_busy: 1, error: 0, complete_what: 0x0, ipd: 0x10
<4> rockchip_i2c ff650000.i2c: I2C_CON: start bit is set
<4> eb24e2846d51 e2866008 e1a00006 eb09532c e1a02005 e1a01008 e1a07000 e59d0004
<4>
<4> SP: 0xdafcfc80:
<4> fc800004b1d0 00000000 db461fb8 00000001 c1debd08 000001c5 db461fb8 00000001
<4> fca0db461fb8 c05aeac8 800f0193 ffffffff dafcfcec c000d598 b0b0b0b0 00000004
<4> fcc000000004 00090001 c5b47800 00090001 c5b479b0 c5b47800 00000004 c5b3d000
<4> fce000000004 00000005 c05aeaa4 dafcfd00 c05aeac4 c05aeac8 800f0193 ffffffff
<4> fd00c5b47800 00000004 00000004 c5b47800 00000003 00000004 00000004 00090001
<4> fd2000000004 c04d0bcc c5b47800 00090001 00000004 c5b47800 c5b4798c 000f0193
<4> fd4000000004 c04d0d80 00090001 c584e854 c5b47800 00000001 c584e800 00000001
<4> fd6000000000 c0590b5c c5b3d000 c584e854 00000001 c0c3c4c4 c584e800 c5b3d000
<4>
<4> IP: 0xc05aea24:
<4> ea24c0a68145 c0a68158 c0b7e0c0 c0a68170 c0a68184 e92d41f0 e1a05000 e5904f28
<4> ea44e1a08001 e1a07002 e2844d51 e2844008 e1a00004 eb095362 e1a01008 e1a02007
<4> ea64e1a06000 e1a00005 ebffff53 e1a00004 e1a01006 e8bd41f0 ea095428 e3520001
<4> ea840a000002 e3520009 112fff1e ea000001 e3a02080 ea000000 e3a02000 eaffffe4
<4> eaa4e92d45f7 e2806e1b e1a07000 e1a08001 e1a00006 e1a0a002 e1a05003 ebf5633d
<4> eac4e3580015 e5904f28 1a000005 e1a00007 e1a01008 e1a0200a e1a03005 ebfc8bdc
<4> eae4ea000021 e3580011 13e00000 1a00001e e1a01008 e1a0200a e28d3004 ebff77ee
<4> eb04e3700001 e1a08000 1a000004 e1a00006 e59f1058 ebf559cc e1a00008 ea000012
<4>
<4> R4: 0xc5b47780:
<4> 778000000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<4> 77a000000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<4> 77c000000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<4> 77e000000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<3> rockchip_i2c ff650000.i2c: Addr wait event timeout, state: 1, is_busy: 1, error: 0, complete_what: 0x0, ipd: 0x10
<4> rockchip_i2c ff650000.i2c: I2C_CON: start bit is set
<4> 7800c5b3de28 c5b3dea8 c5b3dee8 25a70003 0110fa23 00000000 0010001f 10000002
<4> 782000000000 00004400 009e1680 d941dfed 00267bfa 0b17c000 00120c13 001f0001
<4> 784000000000 00000000 bf544446 17aff32d 0483ffff 00000000 00000000 00000000
<4> 786000000000 0003007f 00000000 00000000 00000000 00000000 00000000 000001c3
<4>
<4> R6: 0xc5b47930:
<4> 793000000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<4> 795000000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<4> 797000000000 00000000 c058cfb4 c058cfd0 00000000 c05aeaa4 00000000 afcbafca
<4> 799000000001 00000000 c5b47998 c5b47998 00000000 00000000 00000003 00000000
<4> 79b0c58ffe20 c5ac4200 c5ac7940 c5b4606c c5b3dc8c c5ac7980 de982340 c0bbea98
<4> 79d0c5ac7ac0 00000006 00000007 00000000 c0bef114 00000001 00000000 c5b479ec
<4> 79f0c5b479ec 00000000 00000000 00000000 00000000 00000000 00000000 00000020
<4> 7a1000000000 c5b460c4 c5b3dce4 7fffffff 00010001 c5b47a24 c5b47a24 00000000
<4>
<4> R7: 0xc5b47780:
<4> 778000000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<4> 77a000000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<4> 77c000000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<4> 77e000000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<4> 7800c5b3de28 c5b3dea8 c5b3dee8 25a70003 0110fa23 00000000 0010001f 10000002
<4> 782000000000 00004400 009e1680 d941dfed 00267bfa 0b17c000 00120c13 001f0001
<4> 784000000000 00000000 bf544446 17aff32d 0483ffff 00000000 00000000 00000000
<4> 786000000000 0003007f 00000000 00000000 00000000 00000000 00000000 000001c3
<4>
<4> R9: 0xc5b3cf80:
<3> rockchip_i2c ff650000.i2c: Addr wait event timeout, state: 1, is_busy: 1, error: 0, complete_what: 0x0, ipd: 0x10
<4> rockchip_i2c ff650000.i2c: I2C_CON: start bit is set
<4> ###################WARNING:set voltage is error!voltage set is 950000 mv -110
<3> DVFS ERR: dvfs_regulator_set_voltage_readback: now read back to check voltage
<4> cf8000000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<4> cfa000000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<4> cfc000000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<4> cfe000000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<4> d000c584eb00 000000d7 c584e700 000000d7 c5958a80 00000010 00000009 00000006
<4> d02000010003 000025a7 0000fa23 00000110 00000001 00000000 00000001 c58bd800
<4> d040c58bf800 00000000 c58bd800 c58be000 c58bf000 c58bf800 c58be800 00000000
<4> d06000000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
<0> Process om.instwall.sdk (pid: 1489, stack limit = 0xdafce238)
<0> Stack: (0xdafcfd00 to 0xdafd0000)
<0> fd00: c5b47800 00000004 00000004 c5b47800 00000003 00000004 00000004 00090001
<0> fd20: 00000004 c04d0bcc c5b47800 00090001 00000004 c5b47800 c5b4798c 000f0193
<0> fd40: 00000004 c04d0d80 00090001 c584e854 c5b47800 00000001 c584e800 00000001
<0> fd60: 00000000 c0590b5c c5b3d000 c584e854 00000001 c0c3c4c4 c584e800 c5b3d000
<0> fd80: 00000001 c058b324 c584e800 00000000 00000000 00000000 00000014 c5b3d000
<0> fda0: d4ecc880 c058bc50 00000001 00000000 00000001 00000000 df0470c1 00000005
<0> fdc0: 00000001 00000001 00000014 d4ecc894 00000008 c5b3d000 c58bd800 00000000
<0> fde0: c58bd804 00000007 df0470c1 00000008 00000001 c058bdb8 c5b3d000 00000000
<0> fe00: df0470c0 c5b3d000 00000008 df0470c0 00000000 c0c3c4c4 ddef54f8 c5b3dc6c
<0> fe20: 00000001 c058bf7c 00000001 00000000 df0470c0 c5b78000 c5ad3f00 c5b3d000
<0> fe40: ddef5400 ffffff8d c5ad3f00 c05aefe4 00000001 00000000 c5ad3f00 00000000
<0> fe60: 00000000 c0465194 00000000 c5ad3f00 ddef55b4 c047272c c5aba74c c5aba740
<3> rockchip_i2c ff650000.i2c: Addr wait event timeout, state: 1, is_busy: 1, error: 0, complete_what: 0x0, ipd: 0x10
<4> rockchip_i2c ff650000.i2c: I2C_CON: start bit is set
<3> DVFS ERR: dvfs_regulator_set_voltage_readback: set ERROR AND NOT effected, volt=937500
<3> DVFS ERR: dvfs_scale_volt_direct: vd_gpu set voltage up err ret = -110, Vnew = 950000(was 900000)mV
<4> dvfs_clk_set_rate error
<0> fe80: c5aba74c 00000000 df043300 c0476ba8 dafcfed8 df042360 c5aba74c c5aba74c
<0> fea0: df043300 df043060 00000000 c5aba740 ddef54f8 c5aba74c ddef55f0 ddef55b4
<0> fec0: 600f0193 ddef54f8 00000000 c0477df0 00000006 ddef54f8 00004001 00000000
<0> fee0: 00000001 c0478100 ddef5400 c04787c8 00000002 c0141ba8 00000000 00000000
<0> ff00: 00000000 600f0193 dafce000 de807a80 00000038 bed300d0 b926f558 b926f518
<0> ff20: 00000000 c04647e4 ddee0ac0 c009dd00 00000000 dcbc1780 00000000 dcbc1788
<0> ff40: 00000002 de807a80 de807ad8 ddee0ac0 00000000 bed300d0 b926f558 b926f518
<0> ff60: b8b38300 c009df18 de807a80 de807ad8 c0b854b4 c00a091c c00a0860 00000038
<0> ff80: 00000000 c009d6ec 00000038 c000e3cc 00000038 fed91000 dafcffb0 c000853c
<0> ffa0: b6e3e10e 000f0030 ffffffff c000d7bc a6189ef7 a6189f10 642d726f 65006673
<0> ffc0: 00000000 b8ce34a8 00000000 00000000 bed300d0 b926f558 b926f518 b8b38300
<0> ffe0: 00800000 bed2ffb0 a4014ff3 b6e3e10e 000f0030 ffffffff 00000000 00000000
<4> [<c05aeac8>] (usb_hidinput_input_event+0x24/0xd8) from [<c04d0bcc>] (input_handle_event+0x4c/0x134)
<4> [<c04d0bcc>] (input_handle_event+0x4c/0x134) from [<c04d0d80>] (input_event+0x50/0x60)
<4> [<c04d0d80>] (input_event+0x50/0x60) from [<c0590b5c>] (hidinput_hid_event+0x338/0x3a4)
<4> [<c0590b5c>] (hidinput_hid_event+0x338/0x3a4) from [<c058b324>] (hid_process_event+0x110/0x154)
<4> [<c058b324>] (hid_process_event+0x110/0x154) from [<c058bc50>] (hid_input_field+0x344/0x358)
<4> [<c058bc50>] (hid_input_field+0x344/0x358) from [<c058bdb8>] (hid_report_raw_event+0x154/0x1bc)
<4> [<c058bdb8>] (hid_report_raw_event+0x154/0x1bc) from [<c058bf7c>] (hid_input_report+0x15c/0x188)
<3> rockchip_i2c ff650000.i2c: Addr wait event timeout, state: 1, is_busy: 1, error: 0, complete_what: 0x0, ipd: 0x10
<4> rockchip_i2c ff650000.i2c: I2C_CON: start bit is set
<4> DVFS WARNING: dvfs_reset_volt:vd(vd_gpu) try to reload volt = 937500
<4> saradc-reg: 0x000003ff 0x00000000 0x0000006a 0x00000008
<3> read channel() error: -110
<4> [<c058bf7c>] (hid_input_report+0x15c/0x188) from [<c05aefe4>] (hid_irq_in+0xa4/0x1f0)
<4> [<c05aefe4>] (hid_irq_in+0xa4/0x1f0) from [<c0465194>] (usb_hcd_giveback_urb+0xc0/0xf8)
<4> [<c0465194>] (usb_hcd_giveback_urb+0xc0/0xf8) from [<c047272c>] (ehci_urb_done+0x6c/0x78)
<4> [<c047272c>] (ehci_urb_done+0x6c/0x78) from [<c0476ba8>] (qh_completions+0x2a0/0x310)
<4> [<c0476ba8>] (qh_completions+0x2a0/0x310) from [<c0477df0>] (scan_intr+0x40/0x8c)
<4> [<c0477df0>] (scan_intr+0x40/0x8c) from [<c0478100>] (ehci_work+0x58/0x90)
<4> [<c0478100>] (ehci_work+0x58/0x90) from [<c04787c8>] (ehci_irq+0x2a4/0x2d8)
<4> [<c04787c8>] (ehci_irq+0x2a4/0x2d8) from [<c04647e4>] (usb_hcd_irq+0x30/0x40)
<4> [<c04647e4>] (usb_hcd_irq+0x30/0x40) from [<c009dd00>] (handle_irq_event_percpu+0xb0/0x28c)
<4> [<c009dd00>] (handle_irq_event_percpu+0xb0/0x28c) from [<c009df18>] (handle_irq_event+0x3c/0x5c)
<4> [<c009df18>] (handle_irq_event+0x3c/0x5c) from [<c00a091c>] (handle_fasteoi_irq+0xbc/0x124)
<4> [<c00a091c>] (handle_fasteoi_irq+0xbc/0x124) from [<c009d6ec>] (generic_handle_irq+0x20/0x30)
<4> [<c009d6ec>] (generic_handle_irq+0x20/0x30) from [<c000e3cc>] (handle_IRQ+0x64/0x8c)
<4> [<c000e3cc>] (handle_IRQ+0x64/0x8c) from [<c000853c>] (gic_handle_irq+0x38/0x5c)
<4> [<c000853c>] (gic_handle_irq+0x38/0x5c) from [<c000d7bc>] (__irq_usr+0x3c/0x60)
<4> Exception stack(0xdafcffb0 to 0xdafcfff8)
<4> ffa0: a6189ef7 a6189f10 642d726f 65006673
<4> ffc0: 00000000 b8ce34a8 00000000 00000000 bed300d0 b926f558 b926f518 b8b38300
<4> ffe0: 00800000 bed2ffb0 a4014ff3 b6e3e10e 000f0030 ffffffff
<3> rockchip_i2c ff650000.i2c: Addr wait event timeout, state: 1, is_busy: 1, error: 0, complete_what: 0x0, ipd: 0x10
<4> rockchip_i2c ff650000.i2c: I2C_CON: start bit is set
<0> Code: e1a0a002 e1a05003 ebf5633d e3580015 (e5904f28)
<4> ---[ end trace 5a73a49e05fec456 ]---
<0> Kernel panic - not syncing: Fatal exception in interrupt
<2> CPU3: stopping
<4> CPU: 3 PID: 0 Comm: swapper/3 Tainted: P D 3.10.0 #12
<4> [<c0013f38>] (unwind_backtrace+0x0/0xe0) from [<c001178c>] (show_stack+0x10/0x14)
<4> [<c001178c>] (show_stack+0x10/0x14) from [<c0013010>] (handle_IPI+0x154/0x2c8)
<4> [<c0013010>] (handle_IPI+0x154/0x2c8) from [<c0008558>] (gic_handle_irq+0x54/0x5c)
<4> [<c0008558>] (gic_handle_irq+0x54/0x5c) from [<c000d600>] (__irq_svc+0x40/0x70)
<4> Exception stack(0xde8c1f30 to 0xde8c1f78)
<4> 1f20: de8c1f78 00000163 f51ebe30 00000052
<4> 1f40: c1dfd2e0 00000000 f51d22e4 00000052 c0b8f058 de8c0000 c0b8f068 00000000
<4> 1f60: 172e8840 de8c1f78 c0079aa4 c056db58 600f0013 ffffffff
<4> [<c000d600>] (__irq_svc+0x40/0x70) from [<c056db58>] (cpuidle_enter_state+0x54/0xec)
<4> [<c056db58>] (cpuidle_enter_state+0x54/0xec) from [<c056dd5c>] (cpuidle_idle_call+0x16c/0x27c)
<4> [<c056dd5c>] (cpuidle_idle_call+0x16c/0x27c) from [<c000e758>] (arch_cpu_idle+0x8/0x44)
<4> [<c000e758>] (arch_cpu_idle+0x8/0x44) from [<c0078e68>] (cpu_idle_loop+0x1b8/0x224)
<4> [<c0078e68>] (cpu_idle_loop+0x1b8/0x224) from [<c0078ee0>] (freezing_slow_path+0x0/0x80)
<2> CPU2: stopping
<4> CPU: 2 PID: 0 Comm: swapper/2 Tainted: P D 3.10.0 #12
<4> [<c0013f38>] (unwind_backtrace+0x0/0xe0) from [<c001178c>] (show_stack+0x10/0x14)
<4> [<c001178c>] (show_stack+0x10/0x14) from [<c0013010>] (handle_IPI+0x154/0x2c8)
<4> [<c0013010>] (handle_IPI+0x154/0x2c8) from [<c0008558>] (gic_handle_irq+0x54/0x5c)
<4> [<c0008558>] (gic_handle_irq+0x54/0x5c) from [<c000d600>] (__irq_svc+0x40/0x70)
<4> Exception stack(0xde8bff20 to 0xde8bff68)
<4> ff20: de8bff68 00000163 01c4d73f 00000000 de8bff80 00000000 f359e6f1 00000052
<4> ff40: c0b8f058 de8be000 c0b8f068 00000000 172e8840 de8bff68 c003d38c c003d320
<4> ff60: 200f0013 ffffffff
<4> [<c000d600>] (__irq_svc+0x40/0x70) from [<c003d320>] (ns_to_timespec+0x0/0x5c)
<4> [<c003d320>] (ns_to_timespec+0x0/0x5c) from [<c056db68>] (cpuidle_enter_state+0x64/0xec)
<4> [<c056db68>] (cpuidle_enter_state+0x64/0xec) from [<c056dd5c>] (cpuidle_idle_call+0x16c/0x27c)
<4> [<c056dd5c>] (cpuidle_idle_call+0x16c/0x27c) from [<c000e758>] (arch_cpu_idle+0x8/0x44)
<4> [<c000e758>] (arch_cpu_idle+0x8/0x44) from [<c0078e68>] (cpu_idle_loop+0x1b8/0x224)
<4> [<c0078e68>] (cpu_idle_loop+0x1b8/0x224) from [<c0078ee0>] (freezing_slow_path+0x0/0x80)
<2> CPU1: stopping
<4> CPU: 1 PID: 0 Comm: swapper/1 Tainted: P D 3.10.0 #12
<4> [<c0013f38>] (unwind_backtrace+0x0/0xe0) from [<c001178c>] (show_stack+0x10/0x14)
<4> [<c001178c>] (show_stack+0x10/0x14) from [<c0013010>] (handle_IPI+0x154/0x2c8)
<4> [<c0013010>] (handle_IPI+0x154/0x2c8) from [<c0008558>] (gic_handle_irq+0x54/0x5c)
<4> [<c0008558>] (gic_handle_irq+0x54/0x5c) from [<c000d600>] (__irq_svc+0x40/0x70)
<4> Exception stack(0xde8bdf30 to 0xde8bdf78)
<4> df20: de8bdf78 00000163 f51ebe30 00000052
<4> df40: c1deb2e0 00000000 f4965cc6 00000052 c0b8f058 de8bc000 c0b8f068 00000000
<4> df60: 172e8840 de8bdf78 c0079aa4 c056db58 600f0013 ffffffff
<4> [<c000d600>] (__irq_svc+0x40/0x70) from [<c056db58>] (cpuidle_enter_state+0x54/0xec)
<4> [<c056db58>] (cpuidle_enter_state+0x54/0xec) from [<c056dd5c>] (cpuidle_idle_call+0x16c/0x27c)
<4> [<c056dd5c>] (cpuidle_idle_call+0x16c/0x27c) from [<c000e758>] (arch_cpu_idle+0x8/0x44)
<4> [<c000e758>] (arch_cpu_idle+0x8/0x44) from [<c0078e68>] (cpu_idle_loop+0x1b8/0x224)
<4> [<c0078e68>] (cpu_idle_loop+0x1b8/0x224) from [<c0078ee0>] (freezing_slow_path+0x0/0x80) 先确认是否跟8188这个模块有关先
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