[#7462] module operation in fdpic kernel has error info

Submitted By: Mingquan Pan

Open Date

2012-10-18 05:34:15

Priority:

Medium Assignee:

Bob Liu

Status:

Open Fixed In Release:

N/A

Found In Release:

N/A Release:

Category:

N/A Board:

N/A

Processor:

BF537 Silicon Revision:

Is this bug repeatable?:

Yes Resolution:

Assigned (Not Start)

Uboot version or rev.:

Toolchain version or rev.:

trunk head

App binary format:

N/A

Summary: module operation in fdpic kernel has error info

Details:

module operation in fdpic kernel has error info .

root:/> version

kernel: Linux release 3.5.0-ADI-2012R1-pre-00845-g04c6763, build #181 Tue Oct 16 00:05:46 CST 2012

toolchain: bfin-linux-uclibc-gcc release gcc version 4.3.5 (ADI-trunk/svn-5865)

user-dist: release svn-10803, build #2440 Tue Oct 16 00:02:58 CST 2012

root:/> successful boot attempt

************** STEP 3: Starting test.

modprobe bfin_mac

ELF FDPIC interpreter with invalid DYNAMIC section (inode=177)

Unable to load interpreter

bfin_mii_bus: probed

bfin_mac: attached PHY driver [Generic PHY] (mii_bus:phy_addr=bfin_mii_bus-0:01, irq=-1, mdc_clk=2500000Hz(mdc_div=24)@sclk=125MHz)

bfin_mac bfin_mac.0: eth0: Blackfin on-chip Ethernet MAC driver, Version 1.1

root:/>

Case 1 ...PASS

lsmod

Module Size Used by

bfin_mac 8381 0

root:/>

Case 2 ...PASS

ifconfig eth0 10.100.4.50 up

root:/> PHY: bfin_mii_bus-0:01 - Link is Up - 100/Full

ifconfig

eth0 Link encap:Ethernet HWaddr 00:E0:FE:67:73:0B

inet addr:10.100.4.50 Bcast:10.255.255.255 Mask:255.0.0.0

UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1

RX packets:0 errors:0 dropped:0 overruns:0 frame:0

TX packets:0 errors:0 dropped:0 overruns:0 carrier:0

collisions:0 txqueuelen:1000

RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)

lo Link encap:Local Loopback

inet addr:127.0.0.1 Mask:255.0.0.0

UP LOOPBACK RUNNING MTU:16436 Metric:1

RX packets:0 errors:0 dropped:0 overruns:0 frame:0

TX packets:0 errors:0 dropped:0 overruns:0 carrier:0

collisions:0 txqueuelen:0

RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)

root:/>

Case 3 ...PASS

ping -c 5 10.100.4.174

PING 10.100.4.174 (10.100.4.174): 56 data bytes

64 bytes from 10.100.4.174: seq=0 ttl=64 time=0.494 ms

64 bytes from 10.100.4.174: seq=1 ttl=64 time=0.273 ms

64 bytes from 10.100.4.174: seq=2 ttl=64 time=0.277 ms

64 bytes from 10.100.4.174: seq=3 ttl=64 time=0.287 ms

64 bytes from 10.100.4.174: seq=4 ttl=64 time=0.243 ms

--- 10.100.4.174 ping statistics ---

5 packets transmitted, 5 packets received, 0% packet loss

round-trip min/avg/max = 0.243/0.314/0.494 ms

root:/>

Case 4 ...PASS

rmmod bfin_mac

Illegal use of supervisor resource

<5> - Attempted to use a Supervisor register or instruction from User mode.

<5> Supervisor resources are registers and instructions that are reserved

<5> for Supervisor use: Supervisor only registers, all MMRs, and Supervisor

<5> only instructions.

Kernel OOPS in progress

Deferred Exception context

CURRENT PROCESS:

COMM=rmmod PID=175 CPU=0

TEXT = 0x02980000-0x029d6ea0 DATA = 0x02bd0ea0-0x02bd4b18

BSS = 0x02bd4b18-0x02b20000 USER-STACK = 0x02b3fea0

return address: [0x000b9ef6]; contents of:

0x000b9ed0: 3211 6fc2 e511 0010 0c41 1803 9108 0010

0x000b9ee0: e512 002f 0c42 1803 9110 0010 6000 0010

0x000b9ef0: 0000 3210 ae52 [a310] 0010 0000 0000 0000

0x000b9f00: 0000 0000 0010 0000 3210 3209 e411 0027

ADSP-BF537-0.2 500(MHz CCLK) 125(MHz SCLK) (mpu off)

Linux version 3.5.0-ADI-2012R1-pre-00845-g04c6763 (test@uclinux72-kernel-elf-ad1938) (gcc version 4.3.5 (ADI-trunk/svn-5865) ) #181 Tue Oct 16 00:05:46 CST 2012

SEQUENCER STATUS: Not tainted

SEQSTAT: 0000202e IPEND: 8008 IMASK: ffff SYSCFG: 0006

EXCAUSE : 0x2e

physical IVG3 asserted : <0xffa007a0> { _trap + 0x0 }

physical IVG15 asserted : <0xffa01084> { _evt_system_call + 0x0 }

logical irq 6 mapped : <0xffa003b8> { _bfin_coretmr_interrupt + 0x0 }

logical irq 10 mapped : <0x000d2ea8> { _bfin_rtc_interrupt + 0x0 }

logical irq 18 mapped : <0x000b841c> { _bfin_serial_dma_rx_int + 0x0 }

logical irq 19 mapped : <0x000b820c> { _bfin_serial_dma_tx_int + 0x0 }

RETE: <0x00000000> /* Maybe null pointer? */

RETN: <0x02c1bda0> /* kernel dynamic memory (maybe user-space) */

RETX: <0x00000480> /* Maybe fixed code section */

RETS: <0x0009ebe6> { _kobject_uevent_env + 0x2a2 }

PC : <0x000b9ef6> { _class_dir_child_ns_type + 0x6 }

DCPLB_FAULT_ADDR: <0xffffffe0> /* core mmrs */

ICPLB_FAULT_ADDR: <0x000b9ef6> { _class_dir_child_ns_type + 0x6 }

PROCESSOR STATE:

R0 : 0282c860 R1 : ffffffc0 R2 : 00000001 R3 : 0000001f

R4 : 0017a8cc R5 : 00177694 R6 : 00000000 R7 : 00000000

P0 : 00000000 P1 : 0282c860 P2 : ffffffb0 P3 : 02073644

P4 : 001bbb84 P5 : 02007be0 FP : 001bbcac SP : 02c1bcc4

LB0: ffa01770 LT0: ffa0176e LC0: 00000000

LB1: 000a204e LT1: 000a2044 LC1: 00000000

B0 : 00000000 L0 : 00000000 M0 : 00000020 I0 : 001b2b8c

B1 : 00000000 L1 : 00000000 M1 : 00000000 I1 : 024f80b4

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 : 02b3fc2c ASTAT: 02003004

Hardware Trace:

0 Target : <0x00004004> { _trap_c + 0x0 }

Source : <0xffa00734> { _exception_to_level5 + 0xa4 } JUMP.L

1 Target : <0xffa00690> { _exception_to_level5 + 0x0 }

Source : <0xffa00548> { _bfin_return_from_exception + 0x20 } RTX

2 Target : <0xffa00528> { _bfin_return_from_exception + 0x0 }

Source : <0xffa005ea> { _ex_trap_c + 0x72 } JUMP.S

3 Target : <0xffa00578> { _ex_trap_c + 0x0 }

Source : <0xffa00808> { _trap + 0x68 } JUMP (P4)

4 Target : <0xffa007be> { _trap + 0x1e }

Source : <0xffa007ba> { _trap + 0x1a } IF CC JUMP pcrel

5 Target : <0xffa007a0> { _trap + 0x0 }

FAULT : <0x000b9ef6> { _class_dir_child_ns_type + 0x6 } P0 = W[P2 + 12]

Source : <0x000b9ef4> { _class_dir_child_ns_type + 0x4 } R2 = W[P2 + 9](X)

6 Target : <0x000b9ef0> { _class_dir_child_ns_type + 0x0 }

Source : <0x0009dd74> { _kobj_child_ns_ops + 0x14 } JUMP (P2)

7 Target : <0x0009dd6a> { _kobj_child_ns_ops + 0xa }

Source : <0x0009dd64> { _kobj_child_ns_ops + 0x4 } IF !CC JUMP pcrel

8 Target : <0x0009dd60> { _kobj_child_ns_ops + 0x0 }

Source : <0x0009dd7c> { _kobj_ns_ops + 0x4 } CALL pcrel

9 Target : <0x0009dd78> { _kobj_ns_ops + 0x0 }

Source : <0x0009ebe2> { _kobject_uevent_env + 0x29e } JUMP.L

10 Target : <0x0009ebe0> { _kobject_uevent_env + 0x29c }

Source : <0x0009ebda> { _kobject_uevent_env + 0x296 } IF !CC JUMP pcrel

11 Target : <0x0009ebd2> { _kobject_uevent_env + 0x28e }

Source : <0xffa01f42> { _mutex_unlock + 0x26 } RTS

12 Target : <0xffa01f1c> { _mutex_unlock + 0x0 }

Source : <0x0009ebce> { _kobject_uevent_env + 0x28a } CALL pcrel

13 Target : <0x0009ebc2> { _kobject_uevent_env + 0x27e }

Source : <0x0009eb02> { _kobject_uevent_env + 0x1be } IF CC JUMP pcrel

14 Target : <0x0009eaf6> { _kobject_uevent_env + 0x1b2 }

Source : <0x0009eb14> { _kobject_uevent_env + 0x1d0 } IF CC JUMP pcrel (BP)

15 Target : <0x0009eb12> { _kobject_uevent_env + 0x1ce }

Source : <0x000f97d8> { _netlink_has_listeners + 0x50 } RTS

Kernel Stack

Stack info:

SP: [0x02c1bcdc] <0x02c1bcdc> /* kernel dynamic memory (maybe user-space) */

FP: (0x02c1bd78)

Memory from 0x02c1bcd0 to 02c1c000

02c1bcd0: 00000000 02c1bda0 00000480 [000b9ef6] 0009ebe6 0282c860 02003004 000a204e

02c1bcf0: ffa01770 000a2044 ffa0176e 00000000 00000000 00000000 00000000 00000000

02c1bd10: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000

02c1bd30: 00000000 00000000 00000000 00000000 00000020 00000000 00000000 024f80b4

02c1bd50: 001b2b8c 02b3fc2c 001bbcac 02007be0 001bbb84 02073644 ffffffb0 0282c860

02c1bd70: 00000000 00000000 (00000000)<00177694> 0017a8cc 0000001f 00000001 ffffffc0

02c1bd90: 0282c860 0282c860 00000000 00000006 02830388 02c1bdc0 00000083 00000000

02c1bdb0: 02073600 0207363c 001bc5bc 0282c960 028e0000 02037a00 02057e54 0207363c

02c1bdd0: 001bc5bc 02b3fc38 000baf6c 02057e54 0207363c 001bc5bc 02073644 001b3060

02c1bdf0: 02b3fea4 02b43f20 02c1bdf8 02c1bdf8 02b3fc38 000cd336 02073600 001b36f8

02c1be10: 001b3060 00000000 02c1be34 00000000 00175524 <02b49180> 02073600 001b3060

02c1be30: 00000000 02b3fea4 00000000 000bca48 <000bca72> 001b3060 02b49edc 001b3094

02c1be50: ffa0221c 02b49f18 0000ffc0 000bcb1a 001b3060 02b49edc 00200200 02831694

02c1be70: 02b54040 000bbf60 02b49f18 02b49edc 0000ffc0 <02b49134> 000bdf6c 00000000

02c1be90:<0003843c> 02b49f18 00000081 02b41798 00000000 <000124a8> 000124b4 6e696662

02c1beb0: 63616d5f 00000000 00000000 00000000 00000000 00000000 00000000 00000000

02c1bed0: 00000000 00000000 00000000 00000000 00000000 00000000 02b49f18 00000880

02c1bef0: 02c1bef4 00000000 <ffa00942> 00038270 00000081 00000000 ffffe000 ffc00014

02c1bf10: 00000002 00000070 02907628 02b43f20 02b3fea4 0290d824 00008000 00002000

02c1bf30: 00000000 02c1c000 0290d824 0290d824 02987db8 ffa010e8 02003004 028438d5

02c1bf50: 0284523f 028438d4 0284523e 00000000 00000000 0000147a 00000000 0000147a

02c1bf70: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000

02c1bf90: 00000000 00000000 00000000 00000000 00000000 02b40000 02b40000 02b41798

02c1bfb0: 02b3ffeb 02b3fc2c 02b3fc38 02b42258 02b3fea8 02b41798 02b5515c 0290d818

02c1bfd0: 00000081 00000880 <029cbfe2> 02b3fea4 02b43f20 02907628 00000000 00000880

02c1bff0: 02b3fc64 02b3fc64 00000081 00000006

Return addresses in stack:

frame 1 : <0x00177694> /* kernel dynamic memory (maybe user-space) */

address : <0x02b49180> { :bfin_mac:_cleanup_module + 0x64 }

address : <0x000bca72> { ___device_release_driver + 0x56 }

address : <0x02b49134> { :bfin_mac:_cleanup_module + 0x18 }

address : <0x0003843c> { _sys_delete_module + 0x1cc }

address : <0x000124a8> { ___do_softirq + 0x7c }

address : <0xffa00942> { _system_call + 0x6a }

address : <0x029cbfe2> /* kernel dynamic memory (maybe user-space) */

Modules linked in: bfin_mac(-)

Kernel panic - not syncing: Kernel exception

Last passed time: 2012_Oct_14_01_10.

Uclinux-dist version: 10811.

Kernel verion: , Git-id is not found!

Case 5 ...FAIL

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