Hi All,
Another test.
Turning on
echo "1" >ipipe/trace/enable
echo "1" >ipipe/trace/verbose
causes the system to continually generate an exception.
NULL pointer access (probably)
CURRENT PROCESS:
COMM=sh PID=140
TEXT = 0x03100000-0x03150640 DATA = 0x031c0640-0x031ca1b8
BSS = 0x031ca1b8-0x03200000 USER-STACK = 0x0321fee0
return address: 0x00070b1e; contents of [PC-16...PC+8]:
RETE: 00000000 RETN: 0332dd30 RETX: 00070b1e RETS: 00070b14
IPEND: 8030 SYSCFG: 0036
SEQSTAT: 00060027 SP: 0332dc54
R0: 0332a000 R1: 0332de60 R2: 00002e0b R3: 00002e0d
R4: 00000001 R5: 0332a000 R6: ffffff9c R7: 0332a000
P0: 00000004 P1: 0332dd3c P2: 00000013 P3: 0332de60
P4: 0343a440 P5: 034c8668 FP: 0332dd8c
A0.w: 00000000 A0.x: 00000000 A1.w: 00000000 A1.x: 00000000
LB0: ffa02264 LT0: ffa02264 LC0: 00000000
LB1: 0002df58 LT1: 0002df32 LC1: 00000002
B0: 00000000 L0: 00000000 M0: 00000000 I0: 00000000
B1: 00000000 L1: 00000000 M1: 00000000 I1: 031d18b8
B2: 00000000 L2: 00000000 M2: 00000000 I2: 00000000
B3: 00000000 L3: 00000000 M3: 00000000 I3: 00000000
USP: 0321facc ASTAT: 02003024
DCPLB_FAULT_ADDR=00000000
ICPLB_FAULT_ADDR=00070b1e
Hardware Trace:
0 Target : <0x00004696> { _trap_c + 0x12 }
Source : <0x000078fa> { out + 0x4 }
1 Target : <0x000078f2> { __mcount + 0x26 }
Source : <0x0002e07e> { ___ipipe_trace + 0x1ea }
2 Target : <0x0002e05a> { ___ipipe_trace + 0x1c6 }
Source : <0x0002e08e> { ___ipipe_trace + 0x1fa }
3 Target : <0x0002e08c> { ___ipipe_trace + 0x1f8 }
Source : <0x0002df92> { ___ipipe_trace + 0xfe }
4 Target : <0x0002df5a> { ___ipipe_trace + 0xc6 }
Source : <0x0002df36> { ___ipipe_trace + 0xa2 }
5 Target : <0x0002df54> { ___ipipe_trace + 0xc0 }
Source : <0x0002df40> { ___ipipe_trace + 0xac }
6 Target : <0x0002df58> { ___ipipe_trace + 0xc4 }
Source : <0x0002e08a> { ___ipipe_trace + 0x1f6 }
7 Target : <0x0002e080> { ___ipipe_trace + 0x1ec }
Source : <0x0002df56> { ___ipipe_trace + 0xc2 }
8 Target : <0x0002df54> { ___ipipe_trace + 0xc0 }
Source : <0x0002df40> { ___ipipe_trace + 0xac }
9 Target : <0x0002df3c> { ___ipipe_trace + 0xa8 }
Source : <0x0002df30> { ___ipipe_trace + 0x9c }
10 Target : <0x0002de94> { ___ipipe_trace + 0x0 }
Source : <0x000078ee> { __mcount + 0x22 }
11 Target : <0x000078cc> { __mcount + 0x0 }
Source : <0x00004692> { _trap_c + 0xe }
12 Target : <0x00004684> { _trap_c + 0x0 }
Source : <0xffa00b98> { _exception_to_level5 + 0xb4 }
13 Target : <0xffa00ae4> { _exception_to_level5 + 0x0 }
Source : <0xffa00ae2> { _ex_trap_c + 0x4e }
14 Target : <0xffa00a94> { _ex_trap_c + 0x0 }
Source : <0xffa00c38> { _trap + 0x28 }
15 Target : <0xffa00c10> { _trap + 0x0 }
Source : <0xffa011ca> { __common_int_entry + 0xde }
Stack from 0332dc28:
00000001 0332dd8c ffa00b9c 00178750 00178750 00178744 0332a000
00000001
02000000 003f42a0 ffa00bba 00070b1e 00008030 00060027 00000000
0332dd30
00070b1e 00070b1e 00070b14 0332a000 02003024 0002df58 ffa02264
0002df32
ffa02264 00000002 00000000 00000000 00000000 00000000 00000000
00000000
00000000 00000000 00000000 00000000 00000000 00000000 00000000
00000000
00000000 00000000 00000000 00000000 00000000 031d18b8 00000000
0321facc
Call Trace:
[<00002e0d>] _do_rt_sigreturn+0x6e1/0x7e0
[<00002e0b>] _do_rt_sigreturn+0x6df/0x7e0
[<000078f2>] __mcount+0x26/0x2a
[<00070e84>] _do_path_lookup+0x14/0x2b8
[<0002e23c>] _ipipe_trace_end+0x24/0x2c
[<00070f34>] _do_path_lookup+0xc4/0x2b8
[<000694b0>] _get_empty_filp+0x74/0x134
[<00071a14>] ___path_lookup_intent_open+0x38/0x80
[<00071be6>] _open_namei+0xa6/0x600
[<00066c46>] _do_filp_open+0x26/0x44
[<0006690e>] _get_unused_fd+0x3e/0xac
[<00066c9a>] _do_sys_open+0x36/0xb0
[<00066d4c>] _sys_open+0x20/0x28
[<00066d2c>] _sys_open+0x0/0x28
[<00007898>] ___ipipe_syscall_root+0xdc/0x110
[<00008000>] _free_initmem+0x7c/0xe8
Robin Getz wrote:
> On Tue 10 Apr 2007 12:46, Phil Wilshire pondered:
>> Using the latest svn
>
> svn trunk, or svn release branch?
>
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