Unhandled fault: alignment exception (0x801) 怎么查

Unhandled fault: alignment exception (0x801) at 0xeacd81be{014:49:781}
[014:49:781]  Internal error: : 801 [#1] PREEMPT{014:49:781}
[014:49:781]  Modules linked in: usbhid hid usb_storage sg mtk_hcd sd_mod scsi_mod loop msdos vfat fat usbcore ioctl_reg_func(P) fusion{014:49:781}
[014:49:781]  CPU: 0    Tainted: P           (2.6.27 #1){014:49:781}
[014:49:781]  PC is at __lock_text_start+0x20/0x2c{014:49:781}
[014:49:781]  LR is at schedule+0x308/0x358{014:49:781}
[014:49:781]  pc : [<c0200438>]    lr : [<c01fe354>]    psr: 60000013{014:49:781}
[014:49:781]  sp : c101be88  ip : c101be88  fp : c101cc4c{014:49:781}
[014:49:781]  r10: c2901380  r9 : c2daf360  r8 : c0296c88{014:49:781}
[014:49:781]  r7 : c2cd81b8  r6 : eacd81ba  r5 : c101a000  r4 : c2cd8060{014:49:781}
[014:49:781]  r3 : 00000000  r2 : 00000001  r1 : 00000000  r0 : c2daf360{014:49:781}
[014:49:781]  Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment user{014:49:781}
[014:49:781]  Control: 00c5387d  Table: 01618008  DAC: 00000015{014:49:781}
[014:49:781]  Process init_thread (pid: 430, stack limit = 0xc101a260){014:49:781}
[014:49:781]  Stack: (0xc101be88 to 0xc101c000){014:49:781}
[014:49:781]  be80:                   00000000 00000001 bf388848 c2cd81b8 00000002 00000000 {014:49:781}
[014:49:781]  bea0: c101a000 c101becc bf625390 c001fea4 c101a000 00000000 c101befc c101bec8 {014:49:781}
[014:49:781]  bec0: bf388848 c2cd81b8 c101bee4 00000000 c2cd8060 c0030c2c c1267ed8 bf625390 {014:49:781}
[014:49:781]  bee0: 00000000 003a76a0 c101a000 00000001 c101bf2c c101bf00 bf388e68 bf3887ec {014:49:781}
[014:49:781]  bf00: c101bf1c c101bf10 c00518a0 c11950c0 c101bf5c c1617320 00000000 003a76a0 {014:49:781}
[014:49:781]  bf20: c101bf4c c101bf30 c008e884 bf388ce0 c1617320 003a76a0 00000033 00000033 {014:49:781}
[014:49:781]  bf40: c101bf7c c101bf50 c008eb68 c008e818 c101bf6c c101bf60 c0031ce4 c003188c {014:49:781}
[014:49:781]  bf60: c101bf94 c1617320 003a76a0 00000001 c101bfa4 c101bf80 c008ebd0 c008e8ac {014:49:781}
[014:49:781]  bf80: 47045dd4 00000001 003a76a0 002b2e4c 003a76ac 00000036 00000000 c101bfa8 {014:49:781}
[014:49:781]  bfa0: c001fd00 c008eb9c 003a76a0 002b2e4c 00000033 00000001 003a76a0 00000001 {014:49:781}
[014:49:781]  bfc0: 003a76a0 002b2e4c 003a76ac 00000036 00000000 407f0794 00000000 47045e24 {014:49:781}
[014:49:781]  bfe0: 002bfb30 47045df8 000179f4 4072af3c 20000010 00000033 e18600d2 e1c700f0 {014:49:781}
[014:49:781]  Backtrace: {014:49:781}
[014:49:781]  Backtrace aborted due to bad frame pointer <c101cc4c>{014:49:781}
[014:49:781]  Code: 7287638a 698a7f89 49864989 3a884386 (29863288) {014:49:781}
[014:49:781]  Disable IRQ, CPU loops forever.{014:49:781}

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