FAQ: [#6893] [ltp] epoll-ltp may fail on bf561-ezkit SMP kernel in 2011r1 branch and trunk(2011)

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[#6893] [ltp] epoll-ltp may fail on bf561-ezkit SMP kernel in 2011r1 branch and trunk

Submitted By: Vivi Li

Open Date

2011-11-21 03:50:19     Close Date

2012-09-04 05:08:40

Priority:

Medium     Assignee:

steven miao

Status:

Closed     Fixed In Release:

N/A

Found In Release:

2011R1     Release:

Category:

N/A     Board:

N/A

Processor:

BF561     Silicon Revision:

Is this bug repeatable?:

Yes     Resolution:

Not reproducible

Uboot version or rev.:

    Toolchain version or rev.:

gcc4.3-2011R1-RC2

App binary format:

N/A     

Summary: [ltp] epoll-ltp may fail on bf561-ezkit SMP kernel in 2011r1 branch and trunk

Details:

 

LTP test case epoll-ltp may fail on bf561-ezkit SMP kernel in both 2011r1 branch and trunk.

Usually configuration is wt_slab.

 

--

sys_epoll02 9232  TPASS  :  (epoll_ctl(2147483647,00000002,3,(nil)) returned 9:Bad file descriptor)

sys_epoll02 9233  TPASS  :  (epoll_ctl(2147483647,00000003,3,(nil)) returned 14:Bad address)

sys_epoll02 9234  TPASS  :  (epoll_ctl(2147483647,00000001,3,(nil)) returned 14:Bad address)

sys_epoll02 9235  TPASS  :  (epoll_ctl(2147483647,00000003,3,(nil)) returned 14:Bad address)

sys_epoll02 9236  TPASS  :  (epoll_ctl(2147483647,00000002,3,(nil)) returned 9:Bad file descriptor)

sys_epollI2 9N37 FTPAOS  :  ( polltctla214s483k47, 0000e03,p,(nol))lrltur-edl14:tad pddr:ss)5

sy5_epol102  238b TPlSS o: c(kpole_ctl(2d for more than 120 seconds.

4"483e47,c000h002o3,( il)0 re urn>d 9 Bad/filp dercriotorc

s/s_eyolls2 9/39 kTPAeS  r  (npole_ctl(21/748h647u7ffng_task_timeout_secs" disables this message.

ffffepo,lnill) r-turled t4:Bpd a dre s)     Dsys_epol 02 02400 TP0SS 0:  bepo2l_c1l(24474 36    ff0fff ,3, nil 5 r5tur1ed  4:B d a dre s)170 0x00000000

Stsya_epcll0k 92 1  inASSf : o(ep:ll

tl(21474836 7S00P000:2,- ,(n[l))0retxrne0 9:2ad 4ile4des3ripdor)9

0] <0x02443d90> /* kernel dynamic memory */

sys_e olF02 P242: TP SS (:  0epoxl_c0l(2247443644,003000f3,-0,(n4l)))re

r ed M4:Bed amdreor)y from 0x02443d90 to 02444000

s_0pol202 42434 TP3SS d:  9epo0l_c:l[0107413643,002000b1,-9,(n4l))]r tu0ned014:1ad 9ddrdss)4

sy4_ep0ll0  9244 0TP0SS 3:  4epo7l_cbl(2a4740364 ,00 00003,-2,(n3l))1retdrne3 148Bad0add ess)

ys_0pol202 0245b TPcSS 3:  cepo0l_c l(214 480647000000000,-1f(ni3)) 5etu0ned 9:B d f0le 0esc0ipt0r)0sys0epo0l020924   TP0SS2 : 4(ep4ll_3tl(d147e83607,0 0

003,21,(4il)4 re3urndd 1b:Ba0 ad:ress 00130222

0s0epo0l0209240  T0***0 : 0(ep ll ctl02140483344,007000b2,-a,(n0l))  0t2rne0 9:0ad 9ileedes2rip0or)

ys_e0ol002 9048 0TPA0S  0  (2pol  ct0(212748064777ffff6ff,81,(cil)  r tur0ed 04:B0d a0dre0s)001 sys epo0l0229240  TbASSc : 3(epcll_0tl( 147

0642,ff4fff4f3-1,dnild) r0tur:ed 1 :0000a00re0s)0sys epo l00 0  a  T0NFO2 :  2umm6ry:  f 9016 2ests, e0oll9ctl4fai6ed 8 (1008 pa s d).0

ro2t:/0inb c3f4 ^[[6n 00000001  ffa47280  00000008  d6e2fc28

02443df0: 0000e884  020a1a84  0001aa14  00131a64  02443e28  0000f462  00347ba0  00000001

02443e10: 00347bd8  0000f27c  02094674  00347bd8  0209467c  00000000  02443e54 <0000e9c0>

02443e30: 02443e50  0000f342  00347ba0  00000000  00347bd8  020bc4b4  02094640  00347ba0

02443e50: 0231d380  020bc3c0  020bc4b4  00000000  02443e94  00130222  00000000  020bc3c0

02443e70: 020bc4b4  0001a820  0006ab88  02442008  02442000  02442000  002c0ba0  020bc52c

02443e90: 0018e000  0202bbe0  0001c246  020bc4b4  020bc3b8  020bc3c0  00000011  0018e008

02443eb0: 020bc4b4  00000001  0207fc80  00000229  02443ec0  02443ec0  02443ecc  02443ecc

02443ed0: 02443ecc  020bc4fc  0267bedc  0001c4b0  0001c4a4  00000001  02668dc4  00000000

02443ef0: ffffe000  00000000  026607f8 <0000b13e> 00000000 (ffffe000)<0000b13e> 00000025

02443f10: 00000000  ffffffff  00000003  026607f8  00000000  02662130  00008000  00000000

02443f30: 00000000  02444000  02662130  02662130  0266446a  0000b914  02003025  02665395

02443f50: 02663903  0266534a  02663902  00000000  00000000  0000147a  00000000  0000147a

02443f70: 00000000  00000000  00000000  00000000  00000000  00000000  00000000  00000000

02443f90: 00000000  00000000  00000000  00000000  00000004  00000000  023d9d98  02668dc4

02443fb0: 02666fdc  0267bed0  0267bedc  00000000  00000001  02668dc4  02668a8c  00000005

02443fd0: 00000001  00000000  00000001  00000000  026607f8  00000003  00000000  026691b0

02443ff0: 00000000  00000000  00000001  00000006

Return addresses in stack:

    address : <0x0000e9c0> { _deactivate_task + 0x34 }

    address : <0x0000b13e> { _system_call + 0x6a }

   frame  1 : <0x0000b13e> { _system_call + 0x6a }

--

 

Follow-ups

 

--- steven miao                                              2011-12-06 22:56:00

epoll-ltp can pass here

 

sys_epoll02 9246  TPASS  :  (epoll_ctl(2147483647,00000003,-1,(nil)) returned

14:Bad address)

sys_epoll02 9247  TPASS  :  (epoll_ctl(2147483647,00000002,-1,(nil)) returned

9:Bad file descriptor)

sys_epoll02 9248  TPASS  :  (epoll_ctl(2147483647,7fffffff,-1,(nil)) returned

14:Bad address)

sys_epoll02 9249  TPASS  :  (epoll_ctl(2147483647,ffffffff,-1,(nil)) returned

14:Bad address)

sys_epoll02    0  TINFO  :  Summary: Of 9216 tests, epoll_ctl failed 0 (100%

passed).

 

--- Vivi Li                                                  2012-09-04 06:06:43

Can't see this bug now.

Close it.

 

 

 

    Files

    Changes

    Commits

    Dependencies

    Duplicates

    Associations

    Tags

 

File Name     File Type     File Size     Posted By

config.config.ltp_wt_slab    application/octet-stream    48227    Vivi Li

config.linux.ltp_wt_slab    application/octet-stream    27726    Vivi Li

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