debugging - 【SLOVED】Fatal exception in interrupt when booting Linux 3.3.7 on BeagleBoard -


i have tried implement new scheduling algorithm in linux kernel 3.3.7 , boot on beagleboard. however, throws errors "kernel panic - not syncing: fatal exception in interrupt". have enabled low level debugs functions , debug infos follows:

[    0.000000] ------------[ cut here ]------------ [    0.000000] warning: @ kernel/lockdep.c:2592 do_vfp+0x8/0x20() [    0.000000] modules linked in: [    0.000000] [<c001c2ec>] (unwind_backtrace+0x0/0x130) [<c0045afc>] (warn_slow) [    0.000000] [<c0045afc>] (warn_slowpath_common+0x4c/0x64) [<c0045b30>] (warn_) [    0.000000] [<c0045b30>] (warn_slowpath_null+0x1c/0x24) [<c000f328>] (do_vfp+) [    0.000000] ---[ end trace 1b75b31a2719ed1c ]--- [    0.000000] error before arm_notify_die- gdem-upm  [    0.000000] internal error: oops - undefined instruction: 0 [#1] smp [    0.000000] modules linked in: [    0.000000] cpu: 0    tainted: g        w     (3.3.0-rc7-00008-g8bd3d32-dirty #5) [    0.000000] pc @ update_curr+0x4/0x5d0 [    0.000000] lr @ task_tick_fair+0x3c/0x154 [    0.000000] pc : [<c0079ac0>]    lr : [<c007a274>]    psr: 800001d3 [    0.000000] sp : c0699e2c  ip : c0698000  fp : c0699ea4 [    0.000000] r10: 00000000  r9 : c0723748  r8 : 00000000 [    0.000000] r7 : 00000000  r6 : c06b4630  r5 : c0e083e8  r4 : c0e08380 [    0.000000] r3 : c007a238  r2 : c06b2108  r1 : c06b4668  r0 : c0e083e8 [    0.000000] flags: nzcv  irqs off  fiqs off  mode svc_32  isa arm  segment kernel [    0.000000] control: 10c5387d  table: 80004019  dac: 00000017 [    0.000000] process swapper/0 (pid: 0, stack limit = 0xc06982f8) [    0.000000] stack: (0xc0699e2c 0xc069a000) [    0.000000] 9e20:                            c0e08380 c0e083e8 c06b4630 00000000 00 [    0.000000] 9e40: c0723748 00000000 c0699ea4 c007a274 00000002 c06b4630 00000000 00 [    0.000000] 9e60: c0723748 c06b4668 600001d3 c0e08380 00000000 c06b4630 00000000 00 [    0.000000] 9e80: c0723748 00000000 c0699ea4 c00755f0 c0698000 c06b4630 00000000 00 [    0.000000] 9ea0: c072375c c0055288 00000000 00000000 c069a144 00000000 00000000 c0 [    0.000000] 9ec0: c06b7bc0 c069e954 c06b7b40 c002713c 00000000 c008b084 00000000 cc [    0.000000] 9ee0: 00000000 c06b7bc0 c069e954 0000005f c002713c 00000000 00000000 c0 [    0.000000] 9f00: 00000000 c00a449c 411fc083 00000000 600001d3 c069e900 c069e954 c0 [    0.000000] 9f20: c069e954 c06b7bc0 0000005f 00000000 411fc083 00000000 00000000 c8 [    0.000000] 9f40: c069e900 c069e954 00000001 c00a6b9c c06b2108 c06960e0 c0698000 c0 [    0.000000] 9f60: 000001da c00155f8 fa200000 c0699f90 ffffffff c0699fc4 80004059 cc [    0.000000] 9f80: c06b4630 c06486d4 20000153 c0483e24 00000000 00000001 01ffffff c4 [    0.000000] 9fa0: 600001d3 c067925c c0e03980 c06b5e14 80004059 411fc083 00000000 00 [    0.000000] 9fc0: 00000001 c0699fd8 00000001 c06486d4 20000153 ffffffff c06481c4 00 [    0.000000] 9fe0: 00000000 c067925c 10c53c7d c06b0cc0 c067922c 80008044 00000000 00 [    0.000000] unwind: unhandled instruction c9 [    0.000000] code: c0491260 c0491264 c04911b4 e92d4ff0 (ed2d8b02)  [    0.000000] ---[ end trace 1b75b31a2719ed1d ]--- [    0.000000] kernel panic - not syncing: fatal exception in interrupt`

any idea comes error? there debug tool(maybe kgdb) can used debug kernel before booted?

thx!


Comments

Post a Comment

Popular posts from this blog

Change php variable from jquery value using ajax (same page) -

what i'm trying this: i've php global variable $currentid , simple jquery script check if there "id" (page) in hash of url , if yes wanted give value $currentid . i've been reading lot , notice shall use ajax i'm not managing it. my code is: <script type="text/javascript"> $(document).ready(function(){ if (parent.location.hash != '' ) { var thecurrentid = parent.location.hash.split('#')[1]; $.ajax({ url: 'my.php', //current page type: 'post', data: {theid: thecurrentid }, datatype: 'json', success: function () { } }); } // code here }); </script> could me please? thank in advance. php server side language, meaning once has sent data browser, php variables , data cannot changed... however, using ajax, can send request php page , change data in dom based on result. consider th...
Read more

How can I fetch data from a web server in an android application? -

i want retrieve data web server in android application, , don't know begin. should use web services? i recommend these tutorials: connect android php , mysql , json in android , php , mysqli i used these tutorials , managed trying working without difficulty. between them describe each step in how attempting @ each stage, android application, database , web server side , has information included can process , use received information the thing add connect android php , mysql tutorial makes use of mysql_ in php deprecated. better use mysqli why included third link. the basic outline of want this: 1) in android app make request server php script using class this: import java.io.bufferedreader; import java.io.ioexception; import java.io.inputstream; import java.io.inputstreamreader; import java.io.unsupportedencodingexception; import java.util.list; import org.apache.http.httpentity; import org.apache.http.httpresponse; import org.apache.http.namevaluepair...
Read more

jquery - How can I dynamically add a browser tab? -

since using iframes house external pages are, accounts "not preferred method" , disallowed sites (flickr, one), want dynamically generate browser tabs. e.g., when user submits form, want dynamically generate tab on browser in response submitted. e.g., might want add new tab url like: http://www.bigsurgarrapata.com/contact how in jquery? you want form target attribute action attribute. http://www.w3schools.com/tags/att_form_target.asp browsers have ultimate control on result of target attribute open new tab value of _blank. <form action="contact_submit.php" target="_blank" method="post">
Read more