WhyCan Forum(哇酷开发者社区)

# ./Ui_widgets
The framebuffer device was opened successfully.
1024x600, 32bpp
The framebuffer device was mapped to memory successfully.
[  283.924994] input input0: Poll touch data failed: -22
[  457.284939] input input0: Poll touch data failed: -22
[  580.724974] input input0: Poll touch data failed: -22
[ 1319.445066] input input0: Poll touch data failed: -22
[ 1503.725011] input input0: Poll touch data failed: -22
[ 1860.685013] input input0: Poll touch data failed: -22
[ 2165.845118] input input0: Poll touch data failed: -22
[ 2292.244920] input input0: Poll touch data failed: -22
[ 2503.299110] 8<--- cut here ---
[ 2503.302191] Unable to handle kernel NULL pointer dereference at virtual address 00000004
[ 2503.310261] pgd = f4c3d10b
[ 2503.312961] [00000004] *pgd=00000000
[ 2503.316535] Internal error: Oops: 817 [#1] ARM
[ 2503.320960] Modules linked in:
[ 2503.324017] CPU: 0 PID: 0 Comm: swapper Not tainted 5.4.92 #5
[ 2503.329738] Hardware name: Allwinner suniv Family
[ 2503.334452] PC is at callchain_trace+0x44/0x64
[ 2503.338899] LR is at generic_handle_irq+0x20/0x34
[ 2503.343586] pc : [<c010e51c>]    lr : [<c014a254>]    psr: a0000093
[ 2503.349826] sp : c0a01ee8  ip : c17f1184  fp : 00000001
[ 2503.355029] r10: c0a0329c  r9 : c0a00000  r8 : c17f3200
[ 2503.360232] r7 : 00000000  r6 : 00000001  r5 : c0a38768  r4 : 00000080
[ 2503.366733] r3 : c010e518  r2 : 00000000  r1 : 00000010  r0 : c17e5000
[ 2503.373235] Flags: NzCv  IRQs off  FIQs on  Mode SVC_32  ISA ARM  Segment none
[ 2503.380428] Control: 0005317f  Table: 80028000  DAC: 00000051
[ 2503.386154] Process swapper (pid: 0, stack limit = 0x9f80f19e)
[ 2503.391964] Stack: (0xc0a01ee8 to 0xc0a02000)
[ 2503.396313] 1ee0:                   00000010 c014a7e0 c0a6d0dc c0a01f18 ffffffff c0a01f4c
[ 2503.404466] 1f00: c0a2e508 c0353e44 c01095e8 60000013 ffffffff c0102188 00000000 0005317f
[ 2503.412618] 1f20: 0005217f 60000013 ffffe000 00000000 c0a03288 00000000 c0a2e508 c0a03228
[ 2503.420769] 1f40: c0a0329c 00000001 600000d3 c0a01f68 c01095f0 c01095e8 60000013 ffffffff
[ 2503.428921] 1f60: 00000053 00000000 ffffe000 c01397e0 c0a03220 c0a3f000 00000000 477d485f
[ 2503.437071] 1f80: 00000001 c0a3f048 c0a03228 c0a03220 c0a3f000 00000000 c1d59420 00000001
[ 2503.445223] 1fa0: c0925a30 c0139b18 c0a3f048 c0900ccc ffffffff ffffffff 00000000 c0900580
[ 2503.453374] 1fc0: 00000000 c0925a30 47784c03 00000000 00000000 c0900330 00000053 00003135
[ 2503.461525] 1fe0: 00000000 817f9000 41069265 00053177 00000000 00000000 00000000 00000000
[ 2503.469699] [<c010e51c>] (callchain_trace) from [<c014a7e0>] (__handle_domain_irq+0x48/0xa8)
[ 2503.478126] [<c014a7e0>] (__handle_domain_irq) from [<c0353e44>] (sun4i_handle_irq+0x3c/0x58)
[ 2503.486632] [<c0353e44>] (sun4i_handle_irq) from [<c0102188>] (__irq_svc+0x68/0x84)
[ 2503.494256] Exception stack(0xc0a01f18 to 0xc0a01f60)
[ 2503.499288] 1f00:                                                       00000000 0005317f
[ 2503.507439] 1f20: 0005217f 60000013 ffffe000 00000000 c0a03288 00000000 c0a2e508 c0a03228
[ 2503.515591] 1f40: c0a0329c 00000001 600000d3 c0a01f68 c01095f0 c01095e8 60000013 ffffffff
[ 2503.523754] [<c0102188>] (__irq_svc) from [<c01095e8>] (arch_cpu_idle+0x24/0x34)
[ 2503.531156] [<c01095e8>] (arch_cpu_idle) from [<c01397e0>] (do_idle+0x164/0x200)
[ 2503.538539] [<c01397e0>] (do_idle) from [<c0139b18>] (cpu_startup_entry+0xc/0x10)
[ 2503.546005] [<c0139b18>] (cpu_startup_entry) from [<c0900ccc>] (start_kernel+0x39c/0x444)
[ 2503.554158] Code: e1a03004 e5824000 e2a00000 e0824184 (e5820004)
[ 2503.560232] ---[ end trace 0b8c5897efa10081 ]---
[ 2503.564834] Kernel panic - not syncing: Fatal exception in interrupt
[ 2503.571166] ---[ end Kernel panic - not syncing: Fatal exception in interrupt ]---