MPC8308出异常，请大神帮忙查看

hacjie · 发表于 2015-12-3 12:51:29

Bad trap at PC: c00b4e80, SR: 9032, vector=100
Oops: Exception in kernel mode, sig: 5 [#1]
MPC830x RDB
Modules linked in:
NIP: c00b4e80 LR: c00b4ed8 CTR: 00000000
REGS: c5639c60 TRAP: 0100 Not tainted (2.6.29.6-rt23)
MSR: 00009032 <EE,ME,IR,DR> CR: 88020242 XER: 00000000
TASK = c74c2100[1596] 'main' THREAD: c5638000
GPR00: c7014cd4 c5639d10 c74c2100 c740d120 c7014cd4 00000001 c7014d2e 00000000
GPR08: 00000029 c740c018 c740d2a0 c740c000 28020208 10075048 07fed000 00000000
GPR16: d77fffff 00000000 00000000 00000000 00000000 00000001 c5639d88 00000101
GPR24: c740d2a0 00000000 c5639d98 c5639d88 00000000 c5639e78 c5639d88 c5639d10
NIP [c00b4e80] __lookup_mnt+0x74/0xa4
LR [c00b4ed8] lookup_mnt+0x28/0x5c
Call Trace:
[c5639d10] [c0030990] del_timer+0x3c/0x94 (unreliable)
[c5639d20] [c00b4ed8] lookup_mnt+0x28/0x5c
[c5639d30] [c00a5748] __follow_mount+0xb8/0xdc
[c5639d50] [c00a5868] do_lookup+0x8c/0x200
[c5639d80] [c00a72e4] __link_path_walk+0x164/0xd24
[c5639de0] [c00a7efc] path_walk+0x58/0xbc
[c5639e10] [c00a8048] do_path_lookup+0x78/0x140
[c5639e40] [c00a8f60] path_lookup_open+0x68/0xbc
[c5639e60] [c00a925c] do_filp_open+0x98/0x730
[c5639f00] [c00993c8] do_sys_open+0x70/0x118
[c5639f30] [c00994e4] sys_open+0x38/0x50
[c5639f40] [c0012e58] ret_from_syscall+0x0/0x38
--- Exception: c01 at 0xffd6c94
LR = 0xffd6c7c
Instruction dump:
54001d38 7c605a14 7c691b78 419a002c 80630000 7f834800 419e002c 80030008
7f8a0000 409effe8 8003000c 7f840000 <409effdc> 48000014 80630004 7f834800
---[ end trace 5e7c0bf7f9ce8a36 ]---

以上为出错信息。场景为在

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