[Openembedded-users] error while loading ar6000.ko on at91sam9263 board

[Amna Waqar]

Hello all, i ve compiled successfully AR6K SDK 2.2 with openembedded linux kernel 2.6.27 for arm architecture.The modules sdio_lib.ko and sdio_busdriver.ko are loaded successfully but ar6000.ko is giving errors and ar6k card gets busy while unloading the module ar6000.koerror is:00000000] *pgd=00000000Internal error: Oops: 817 [#1]Modules linked in: ar6000 sdio_hcd_os sdio_busdriver sdio_lib(P) [last unloaded: sdio_lib]CPU: 0    Tainted: P           (2.6.27 #1)PC is at __bug+0x20/0x2cLR is at release_console_sem+0x1b4/0x1f0pc : [<c002c424>]    lr : [<c0037d48>]    psr: 60000013sp : c3bd7e18  ip : c3bd7d40  fp : c3bd7e24r10: c0319394  r9 : 00000000  r8 : c2c9c900r7 : 00051075  r6 : 00000000  r5 : c391a600  r4 : bf0500e4r3 : 00000000  r2 : 80000013  r1 : 000041eb  r0 : 0000002fFlags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment kernelControl: 0005317f  Table: 23af8000  DAC: 00000017Process SDIO Helper (pid: 1359, stack limit = 0xc3bd6268)Stack: (0xc3bd7e18 to 0xc3bd8000)7e00:                                                       c3bd7e34 c3bd7e287e20: c002d4b8 c002c414 c3bd7e6c c3bd7e38 bf0198d4 c002d45c c0028058 c003c2fc7e40: c02fa898 c391a644 c2c9c900 c391a608 60000013 c2c9c910 00000000 c3a59b807e60: c3bd7e94 c3bd7e70 bf0049c4 bf019694 c2c9c900 00000001 00000259 bf0500bc7e80: 00000004 00000001 c3bd7ea4 c3bd7e98 bf004de8 bf00456c c3bd7ee4 c3bd7ea87ea0: bf01e08c bf004ddc 00000450 bf04fc80 00000010 00000000 c3bd7f04 bf0500e47ec0: 0001869f bf04fc80 c3bd7f2c 00000004 00000008 00000259 c3bd7f24 c3bd7ee87ee0: bf023030 bf01dca8 00000259 00000000 00000800 00001000 00001800 000020007f00: c3bd7f74 bf04fc80 00000008 bf0505a8 bf04fc80 bf0505a8 c3bd7f5c c3bd7f287f20: bf024118 bf022ff0 bf04fa84 00000008 c3bd7f5c 00000000 c38c4380 000000087f40: c38c4000 bf04fc80 00000000 00000000 c3bd7fac c3bd7f60 bf029b20 bf0240b47f60: c3814940 c0311c70 00000001 c38c43cc c38c43cc 00000000 00000000 000000007f80: c3bd7fa4 c3bd7f90 c004e62c bf04fc94 bf04fc94 bf000b08 00000000 000000007fa0: c3bd7fbc c3bd7fb0 bf01d1a4 bf029890 c3bd7fd4 c3bd7fc0 bf000b24 bf01d1947fc0: 00000000 c3bd6000 c3bd7ff4 c3bd7fd8 c004a8dc bf000b18 00000000 000000007fe0: 00000000 00000000 00000000 c3bd7ff8 c003a15c c004a890 206e6f69 7830203dBacktrace:[<c002c404>] (__bug+0x0/0x2c) from [<c002d4b8>] (dma_cache_maint+0x6c/0x98)[<c002d44c>] (dma_cache_maint+0x0/0x98) from [<bf0198d4>] (HcdRequest+0x250/0x6bc [sdio_hcd_os])[<bf019684>] (HcdRequest+0x0/0x6bc [sdio_hcd_os]) from [<bf0049c4>] (IssueRequestToHCD+0x468/0x6e0 [sdio_busdriver])[<bf00455c>] (IssueRequestToHCD+0x0/0x6e0 [sdio_busdriver]) from [<bf004de8>] (IssueBusRequest+0x1c/0x20 [sdio_busdriver])[<bf004dcc>] (IssueBusRequest+0x0/0x20 [sdio_busdriver]) from [<bf01e08c>] (HIFReadWrite+0x3f4/0x4d8 [ar6000])[<bf01dc98>] (HIFReadWrite+0x0/0x4d8 [ar6000]) from [<bf023030>] (bmiBufferSend+0x50/0x134 [ar6000])[<bf022fe0>] (bmiBufferSend+0x0/0x134 [ar6000]) from [<bf024118>] (BMIGetTargetInfo+0x74/0x1d4 [ar6000])[<bf0240a4>] (BMIGetTargetInfo+0x0/0x1d4 [ar6000]) from [<bf029b20>] (ar6000_avail_ev+0x2a0/0x4d0 [ar6000])[<bf029880>] (ar6000_avail_ev+0x0/0x4d0 [ar6000]) from [<bf01d1a4>] (insert_helper_func+0x20/0x54 [ar6000]) r8:00000000 r7:00000000 r6:bf000b08 r5:bf04fc94 r4:bf04fc94[<bf01d184>] (insert_helper_func+0x0/0x54 [ar6000]) from [<bf000b24>] (HelperLaunch+0x1c/0x28 [sdio_lib])[<bf000b08>] (HelperLaunch+0x0/0x28 [sdio_lib]) from [<c004a8dc>] (kthread+0x5c/0x94) r4:c3bd6000[<c004a880>] (kthread+0x0/0x94) from [<c003a15c>] (do_exit+0x0/0x6e4) r6:00000000 r5:00000000 r4:00000000Code: e1a01000 e59f000c eb002fc6 e3a03000 (e5833000)---[ end trace 3224245320dc99e6 ]---



Can somebody tell me what is the problem with the module?My guess is some mismatch between arm kernel version 2.6.27 and SDK version 2.2.1. REGARDSAMNA WAQAR  		 	   		  
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