[#4879] traps test case 21 exception 0x3f: l1_instruction_access would make kernel panic on bf533 stamp

Question

Accepted Answer

[#4879] traps test case 21 exception 0x3f: l1_instruction_access would make kernel panic on bf533 stamp

Submitted By: Mingquan Pan

Open Date

2009-02-09 23:36:11 Close Date

2009-06-03 03:56:37

Priority:

Medium High Assignee:

Graf Yang

Status:

Closed Fixed In Release:

N/A

Found In Release:

N/A Release:

Category:

N/A Board:

N/A

Processor:

BF533 Silicon Revision:

Is this bug repeatable?:

Yes Resolution:

Fixed

Uboot version or rev.:

Toolchain version or rev.:

4.1 of Jan 16

App binary format:

N/A

Summary: traps test case 21 exception 0x3f: l1_instruction_access would make kernel panic on bf533 stamp

Details:

traps test case 21 exception 0x3f: l1_instruction_access would make kernel stuck and no reponse on bf533 stamp. It is ok on other boards.

root:/> cat /proc/cpuinfo

processor : 0

vendor_id : Analog Devices

cpu family : 0x27a5

model name : ADSP-BF533 398(MHz CCLK) 79(MHz SCLK) (mpu off)

stepping : 3

cpu MHz : 398.131200/79.626240

bogomips : 792.57

Calibration : 396288000 loops

cache size : 16 KB(L1 icache) 32 KB(L1 dcache-wt) 0 KB(L2 cache)

dbank-A/B : cache/cache

icache setup : 4 Sub-banks/4 Ways, 32 Lines/Way

dcache setup : 2 Super-banks/4 Sub-banks/2 Ways, 64 Lines/Way

board name : ADI BF533-STAMP

board memory : 131072 kB (0x00000000 -> 0x08000000)

kernel memory : 57336 kB (0x00001000 -> 0x037ff000)

Running test 21 for exception 0x3f: l1_instruction_access

... External Memory Addressing Error

HW Error context

CURRENT PROCESS:

COMM=traps_test PID=171

CPU = 0

TEXT = 0x00668040-0x0066c640 DATA = 0x0066c644-0x0066e544

BSS = 0x0066e544-0x0066e7e4 USER-STACK = 0x0066ff78

return address: [0x006682fe]; contents of:

0x006682d0: 60a0 e140 ffc0 bbf0 b9fa 9111 e140 0066

0x006682e0: e100 c668 e300 027a e801 0000 0010 0000

0x006682f0: e800 0004 e120 ffa1 4f80 bbf0 b9fa [9111]

0x00668300: e140 0066 e100 c664 e300 0268 e801 0000

SEQUENCER STATUS: Not tainted

SEQSTAT: 0000e03f IPEND: 0030 SYSCFG: 0006

HWERRCAUSE: 0x3

EXCAUSE : 0x3f

interrupts disabled

physical IVG5 asserted : <0xffa00bac> { _evt_ivhw + 0x0 }

RETE: <0x00000000> { _do_one_initcall + 0xfffff000 }

RETN: <0x00644000> /* kernel dynamic memory */

RETX: <0x0066a548> [ traps_test + 0x2508 ]

RETS: <0x006684ec> [ traps_test + 0x4ac ]

PC : <0x006682fe> [ traps_test + 0x2be ]

PROCESSOR STATE:

R0 : ffa10000 R1 : 00000015 R2 : 0066daf0 R3 : 00000008

R4 : 006683b4 R5 : 00000002 R6 : 0066e7c0 R7 : 00000000

P0 : 000000a2 P1 : 0000001f P2 : ffa10000 P3 : 0066ff7c

P4 : 0066e540 P5 : 0066c644 FP : 0066feb4 SP : 00643f24

LB0: 006698d3 LT0: 006698d2 LC0: 00000000

LB1: 0066a1e7 LT1: 0066a1e0 LC1: 00000000

B0 : 00000000 L0 : 00000000 M0 : 00000000 I0 : 0066fc64

B1 : 00000000 L1 : 00000000 M1 : 00000000 I1 : 03340004

B2 : 00000000 L2 : 00000000 M2 : 00000000 I2 : 00000000

B3 : 00000000 L3 : 00000000 M3 : 00000000 I3 : 00000000

A0.w: 00000000 A0.x: 00000000 A1.w: 00000000 A1.x: 00000000

USP : 0066fea4 ASTAT: 02002022

Hardware Trace:

0 Target : <0x00004a44> { _trap_c + 0x0 }

Source : <0xffa00c38> { _evt_ivhw + 0x8c } CALL pcrel

1 Target : <0xffa00c1a> { _evt_ivhw + 0x6e }

Source : <0xffa00c16> { _evt_ivhw + 0x6a } IF !CC JUMP

2 Target : <0xffa00bac> { _evt_ivhw + 0x0 }

Source : <0x006682fc> [ traps_test + 0x2bc ] 0xb9fa

3 Target : <0x006682f0> [ traps_test + 0x2b0 ]

Source : <0x006684ea> [ traps_test + 0x4aa ] CALL (P2)

4 Target : <0x006684cc> [ traps_test + 0x48c ]

Source : <0x0066a1ca> [ traps_test + 0x218a ] RTS

5 Target : <0x0066a1c4> [ traps_test + 0x2184 ]

Source : <0x0066a274> [ traps_test + 0x2234 ] JUMP.S

6 Target : <0x0066a272> [ traps_test + 0x2232 ]

Source : <0x0066a258> [ traps_test + 0x2218 ] IF !CC JUMP

7 Target : <0x0066a254> [ traps_test + 0x2214 ]

Source : <0x0066a55c> [ traps_test + 0x251c ] RTS

8 Target : <0x0066a548> [ traps_test + 0x2508 ]

Source : <0xffa00ba8> { __common_int_entry + 0xd8 } RTI

9 Target : <0xffa00b46> { __common_int_entry + 0x76 }

Source : <0xffa00d6c> { _evt_system_call + 0x64 } JUMP.S

10 Target : <0xffa00d6c> { _evt_system_call + 0x64 }

Source : <0xffa00854> { _system_call + 0xb8 } RTS

11 Target : <0xffa00850> { _system_call + 0xb4 }

Source : <0xffa00840> { _system_call + 0xa4 } IF !CC JUMP

12 Target : <0xffa0083a> { _system_call + 0x9e }

Source : <0xffa0082a> { _system_call + 0x8e } IF !CC JUMP

13 Target : <0xffa00804> { _system_call + 0x68 }

Source : <0x000224c0> { _sys_nanosleep + 0x1c } RTS

14 Target : <0x000224ba> { _sys_nanosleep + 0x16 }

Source : <0x000224fc> { _sys_nanosleep + 0x58 } JUMP.S

15 Target : <0x000224fc> { _sys_nanosleep + 0x58 }

Source : <0x00022454> { _hrtimer_nanosleep + 0x80 } RTS

Userspace Stack

Stack info:

SP: [0x0066fea4] <0x0066fea4> [ traps_test + 0x7ea4 ]

FP: (0x0066fea4)

Memory from 0x0066fea0 to 00670000

0066fea0: 00000001 [00000000]<0066ff1c><006684cc><5>Stack info:

SP: [0x00643d20] <0x00643d20> /* kernel dynamic memory */

FP: (0x00643ebc)

Memory from 0x00643d20 to 00644000

00643d20:[00643d20] 0000ffff <00008476> ffa0fffe 00000000 0009e880 <0000fb24> 00000001

00643d40:<0000fb24> 00000001 <0009dd56> 0016f230 0016a228 0000001f 0066fea4 <00004220>

00643d60:<0066feb0> 0015c4a4 0066fea4 ffa0fffe <00643d98> 00000004 00643db8 <00643d98>

00643d80: 0066fea4 00000002 <00004380> 00000003 00643db8 0066ff7c 00660000 <00004544>

00643da0: 00000000 00670000 0016055c <006684cc> 006684ca 00000000 3078303c 66363630

00643dc0: 3e346165 74205b20 73706172 7365745f 202b2074 65377830 5d203461 30387800

00643de0: 30007d20 03007d20 00643e78 00643df4 0000ffff <00643e1c><ffa0147a> 033474e0

00643e00: 0066feb4 0066feb4 <0000fde6><00643e50> 00000000 00643f24 00668310 006682fe

00643e20:<00643e48> 00668310 7fffffff 001359cc 00643e44 <00643e40><00004304> 0066feb4

00643e40:<0000fde6> 00643f24 0015c4a4 0066ff7c 0066feb4 <00004b4c> 00643f24 0015c4a4

00643e60: 0066ff7c 0066fea4 00000007 00000003 006683b4 00000000 0066fea4 fffff1a3

00643e80: 0000c350 00000000 00030002 00000000 00000000 00b7de52 00000049 00b71b02

00643ea0: 00000049 00021f3c 0016b870 00000000 00643eb0 00643eb0 00000002 (00000000)

00643ec0:<0066fcfc><000224fc> 000224a4 000000a2 0066ff7c 0066fea0 0066fea0 00643ef4

00643ee0: 006683b4 007ea000 00000000 00000000 00000001 00000001 00000000 <ffa00804>

00643f00:<ffa00c3c> ffc00014 0066e540 00000000 <0066e7c0> 00000002 00000008 006683b4

00643f20: ffa00274 0066a548 00000030 0000e03f 00000000 00644000 0066a548 006682fe

00643f40:<006684ec><5>Stack info:

SP: [0x00643bc8] <0x00643bc8> /* kernel dynamic memory */

FP: (0x00643c00)

Memory from 0x00643bc0 to 00644000

00643bc0: 00643c60 00643c54 [00643bc8] 0000ffff <00008476> ffa0fffe 00000000 ffffffff

00643be0: 00000021 00000001 00000001 00200040 00409110 00000000 00000000 00003600

00643c00:(00000000)<00004220><00643f44> 00643ec0 00643ebc ffa0fffe <00643c40> 00000089

00643c20: 00643c60 <00643c40> 00643ebc 00000002 <00004380> 00000088 00643c60 0066fea4

00643c40: ffa00000 <00004544> 00000000 00644000 0000007a <006684ec><006684ec> 00000001

00643c60: 3078303c 33343630 3e303264 202a2f20 6e72656b 64206c65 6d616e79 6d206369

00643c80: 726f6d65 2f2a2079 00000000 0001e530 0001e53a 0001e46e 00000001 0009e880

00643ca0: 0009e880 <0000fb24> 0000000a 00000001 00000000 <0000ff8e><00010004> 0016055c

00643cc0: 0016a24c 0016a224 0001e530 <00010040> 0001e53a 00643d70 <0008d4be> 0016055c

00643ce0: 0015c4a4 0000001f fffff0d7 0016a254 <00010720> 0016055c 00643d58 <000082fe>

00643d00:<0066feb0> 0015c4a4 0066fea4 ffa0fffe 00000002 00000004 00643db8 00643dac

00643d20:<00643d20> 0000ffff <00008476> ffa0fffe 00000000 0009e880 <0000fb24> 00000001