2012/2/29 Oscar Dávila <[email protected]> > > 2012/2/25 Gilles Chanteperdrix <[email protected]> > >> On 02/24/2012 11:55 PM, Oscar Dávila wrote: >> > 2012/2/23 Gilles Chanteperdrix <[email protected]> >> > >> >> On 02/23/2012 11:43 PM, Oscar Dávila wrote: >> >>> 2012/2/14 Gilles Chanteperdrix <[email protected]> >> >>> >> >>>> On 02/14/2012 06:54 PM, Oscar Dávila wrote: >> >>>>> I compiled Xenomai succesfully, but when i try to run an example it >> >>>> freezes >> >>>>> / machine look up, any help will be apreciated, thanks. >> >>>>> >> >>>>> Here is some info about the system, its a Debian 6.0 with a >> >>>>> kernel 2.6.35.9, xenomai-2.6.0, the adeos >> >>>>> patch adeos-ipipe-2.6.35.9-x86-2.8-04.patch and Im also using the >> >>>>> nmi_watchdog=2 in the boot kernel options. >> >>>> >> >>>> Please reproduce the bug: >> >>>> - in text mode, so as to have the full bug trace; >> >>>> - with frame pointers enabled; >> >>>> - with highest kernel verbosity for BUGs and backtraces. >> >>>> >> >>> >> >>> How do i do this last point? i mean, i already compile kernel with >> frame >> >>> pointers enabled, also i already ran it in text mode, and i active all >> >> the >> >>> xenomai debug kernel options. i saw some other debug options in kernel >> >>> hacking, do i have to active those ones too? >> >> >> >> The stack trace looks fine. Could you show us the disassembly of the >> >> __ipipe_sync_stage function? >> >> >> >> >> > Here is what i think is the disassembly of the __ipipe_sync_stage >> function, >> > the full disassembly of the core.c file is in >> > http://odavilar.0x1fee3.org/xenomai/__ipipe_sync_stage >> >> Please obtain the disassembly with objdump -d vmlinx, so that we get the >> addresses corresponding with the instructions. Without the addresses, we >> do not know where to look. >> > > I need some help here, i've already dump the vmlinux image, but i get the > asm with addresses but without the source so i don't know how to get the > __ipipe_sync_stage function, y tried objdump -S vmlinux but didnt worked, > do i have to check an option in the .config of the kernel to be able to get > the source? > > > Thanks again. > > Finally i could get the dump
post-prompt No breakpoints or watchpoints. breakpoints-table-end post-prompt Dump of assembler code for function __ipipe_sync_stage: 0xc106d376 <__ipipe_sync_stage+0>: push %ebp 0xc106d377 <__ipipe_sync_stage+1>: mov %esp,%ebp 0xc106d379 <__ipipe_sync_stage+3>: push %edi 0xc106d37a <__ipipe_sync_stage+4>: push %esi 0xc106d37b <__ipipe_sync_stage+5>: push %ebx 0xc106d37c <__ipipe_sync_stage+6>: sub $0x28,%esp 0xc106d37f <__ipipe_sync_stage+9>: mov $0xc1439694,%edx 0xc106d384 <__ipipe_sync_stage+14>: mov %fs:0xc1432f14,%eax 0xc106d38a <__ipipe_sync_stage+20>: mov (%eax,%edx,1),%esi 0xc106d38d <__ipipe_sync_stage+23>: mov $0xc1433cf4,%edx 0xc106d392 <__ipipe_sync_stage+28>: add %edx,%eax 0xc106d394 <__ipipe_sync_stage+30>: imul $0x1668,(%esi),%ecx 0xc106d39a <__ipipe_sync_stage+36>: add %ecx,%eax 0xc106d39c <__ipipe_sync_stage+38>: btsl $0x0,(%eax) 0xc106d3a0 <__ipipe_sync_stage+42>: lea 0x4(%esi),%ecx 0xc106d3a3 <__ipipe_sync_stage+45>: mov %ecx,-0x20(%ebp) 0xc106d3a6 <__ipipe_sync_stage+48>: mov $0xc143302c,%ebx 0xc106d3ab <__ipipe_sync_stage+53>: mov %ebx,-0x10(%ebp) 0xc106d3ae <__ipipe_sync_stage+56>: mov %edx,-0x28(%ebp) 0xc106d3b1 <__ipipe_sync_stage+59>: lea 0x10(%eax),%edx 0xc106d3b4 <__ipipe_sync_stage+62>: mov %edx,-0x14(%ebp) 0xc106d3b7 <__ipipe_sync_stage+65>: lea 0x8(%eax),%ecx 0xc106d3ba <__ipipe_sync_stage+68>: mov %ecx,-0x18(%ebp) 0xc106d3bd <__ipipe_sync_stage+71>: lea 0x4(%eax),%ebx 0xc106d3c0 <__ipipe_sync_stage+74>: mov %ebx,-0x1c(%ebp) 0xc106d3c3 <__ipipe_sync_stage+77>: mov %esi,-0x30(%ebp) 0xc106d3c6 <__ipipe_sync_stage+80>: mov 0x4(%eax),%edx 0xc106d3c9 <__ipipe_sync_stage+83>: test %edx,%edx 0xc106d3cb <__ipipe_sync_stage+85>: je 0xc106d51b <__ipipe_sync_stage+421> 0xc106d3d1 <__ipipe_sync_stage+91>: bsr %edx,%edx 0xc106d3d4 <__ipipe_sync_stage+94>: mov 0x8(%eax,%edx,4),%ecx 0xc106d3d8 <__ipipe_sync_stage+98>: test %ecx,%ecx 0xc106d3da <__ipipe_sync_stage+100>: je 0xc106d51b <__ipipe_sync_stage+421> 0xc106d3e0 <__ipipe_sync_stage+106>: bsr %ecx,%ecx 0xc106d3e3 <__ipipe_sync_stage+109>: mov %edx,%ebx 0xc106d3e5 <__ipipe_sync_stage+111>: shl $0x5,%ebx 0xc106d3e8 <__ipipe_sync_stage+114>: add %ebx,%ecx 0xc106d3ea <__ipipe_sync_stage+116>: lea 0x4(%ecx),%edi 0xc106d3ed <__ipipe_sync_stage+119>: mov (%eax,%edi,4),%ebx 0xc106d3f0 <__ipipe_sync_stage+122>: test %ebx,%ebx 0xc106d3f2 <__ipipe_sync_stage+124>: je 0xc106d51b <__ipipe_sync_stage+421> 0xc106d3f8 <__ipipe_sync_stage+130>: bsr %ebx,%esi 0xc106d3fb <__ipipe_sync_stage+133>: mov %ecx,%ebx 0xc106d3fd <__ipipe_sync_stage+135>: shl $0x5,%ebx 0xc106d400 <__ipipe_sync_stage+138>: mov %ebx,-0x24(%ebp) 0xc106d403 <__ipipe_sync_stage+141>: mov -0x24(%ebp),%ebx 0xc106d406 <__ipipe_sync_stage+144>: add %esi,%ebx 0xc106d408 <__ipipe_sync_stage+146>: mov -0x14(%ebp),%esi 0xc106d40b <__ipipe_sync_stage+149>: btr %ebx,(%esi) 0xc106d40e <__ipipe_sync_stage+152>: cmpl $0x0,(%eax,%edi,4) 0xc106d412 <__ipipe_sync_stage+156>: jne 0xc106d427 <__ipipe_sync_stage+177> 0xc106d414 <__ipipe_sync_stage+158>: mov -0x18(%ebp),%esi 0xc106d417 <__ipipe_sync_stage+161>: btr %ecx,(%esi) 0xc106d41a <__ipipe_sync_stage+164>: cmpl $0x0,0x8(%eax,%edx,4) 0xc106d41f <__ipipe_sync_stage+169>: jne 0xc106d427 <__ipipe_sync_stage+177> 0xc106d421 <__ipipe_sync_stage+171>: mov -0x1c(%ebp),%ecx 0xc106d424 <__ipipe_sync_stage+174>: btr %edx,(%ecx) 0xc106d427 <__ipipe_sync_stage+177>: test %ebx,%ebx 0xc106d429 <__ipipe_sync_stage+179>: js 0xc106d51b <__ipipe_sync_stage+421> 0xc106d42f <__ipipe_sync_stage+185>: lea 0x2(%ebx),%edx 0xc106d432 <__ipipe_sync_stage+188>: shl $0x7,%edx 0xc106d435 <__ipipe_sync_stage+191>: mov -0x30(%ebp),%esi 0xc106d438 <__ipipe_sync_stage+194>: testb $0x20,(%esi,%edx,1) 0xc106d43c <__ipipe_sync_stage+198>: jne 0xc106d3c6 <__ipipe_sync_stage+80> 0xc106d43e <__ipipe_sync_stage+200>: mov -0x20(%ebp),%eax 0xc106d441 <__ipipe_sync_stage+203>: cmp 0xc13c6fd0,%eax 0xc106d447 <__ipipe_sync_stage+209>: je 0xc106d44a <__ipipe_sync_stage+212> 0xc106d449 <__ipipe_sync_stage+211>: sti 0xc106d44a <__ipipe_sync_stage+212>: cmp $0xc150c080,%esi 0xc106d450 <__ipipe_sync_stage+218>: je 0xc106d468 <__ipipe_sync_stage+242> 0xc106d452 <__ipipe_sync_stage+220>: lea 0x2(%ebx),%ecx 0xc106d455 <__ipipe_sync_stage+223>: shl $0x7,%ecx 0xc106d458 <__ipipe_sync_stage+226>: mov 0xc(%ecx,%esi,1),%edx 0xc106d45c <__ipipe_sync_stage+230>: mov %ebx,%eax 0xc106d45e <__ipipe_sync_stage+232>: call *0x8(%esi,%ecx,1) 0xc106d462 <__ipipe_sync_stage+236>: cli 0xc106d463 <__ipipe_sync_stage+237>: jmp 0xc106d4f9 <__ipipe_sync_stage+387> 0xc106d468 <__ipipe_sync_stage+242>: lea -0x520(%ebx),%eax 0xc106d46e <__ipipe_sync_stage+248>: cmp $0x1f,%eax 0xc106d471 <__ipipe_sync_stage+251>: lea 0x2(%ebx),%edi 0xc106d474 <__ipipe_sync_stage+254>: ja 0xc106d4a9 <__ipipe_sync_stage+307> 0xc106d476 <__ipipe_sync_stage+256>: call 0xc102d215 <irq_enter> 0xc106d47b <__ipipe_sync_stage+261>: mov %edi,%ecx 0xc106d47d <__ipipe_sync_stage+263>: shl $0x7,%ecx 0xc106d480 <__ipipe_sync_stage+266>: mov -0x3eaf3f74(%ecx),%edx 0xc106d486 <__ipipe_sync_stage+272>: mov %ebx,%eax 0xc106d488 <__ipipe_sync_stage+274>: call *-0x3eaf3f78(%ecx) 0xc106d48e <__ipipe_sync_stage+280>: call 0xc102d523 <irq_exit> 0xc106d493 <__ipipe_sync_stage+285>: cli 0xc106d494 <__ipipe_sync_stage+286>: mov %esp,%eax 0xc106d496 <__ipipe_sync_stage+288>: and $0xffffe000,%eax 0xc106d49b <__ipipe_sync_stage+293>: cmpl $0x0,0x14(%eax) 0xc106d49f <__ipipe_sync_stage+297>: jne 0xc106d4f9 <__ipipe_sync_stage+387> 0xc106d4a1 <__ipipe_sync_stage+299>: testb $0x8,0x8(%eax) 0xc106d4a5 <__ipipe_sync_stage+303>: je 0xc106d4f9 <__ipipe_sync_stage+387> 0xc106d4a7 <__ipipe_sync_stage+305>: jmp 0xc106d4a1 <__ipipe_sync_stage+299> 0xc106d4a9 <__ipipe_sync_stage+307>: shl $0x7,%edi 0xc106d4ac <__ipipe_sync_stage+310>: mov -0x3eaf3f78(%edi),%edx 0xc106d4b2 <__ipipe_sync_stage+316>: mov %fs:0xc1432f14,%edi 0xc106d4b9 <__ipipe_sync_stage+323>: add -0x10(%ebp),%edi 0xc106d4bc <__ipipe_sync_stage+326>: mov %ebx,%eax 0xc106d4be <__ipipe_sync_stage+328>: mov %edx,-0x2c(%ebp) 0xc106d4c1 <__ipipe_sync_stage+331>: call 0xc10145c3 <__ipipe_get_ioapic_irq_vector> 0xc106d4c6 <__ipipe_sync_stage+336>: not %eax 0xc106d4c8 <__ipipe_sync_stage+338>: mov %eax,0x2c(%edi) 0xc106d4cb <__ipipe_sync_stage+341>: mov %ebx,%eax 0xc106d4cd <__ipipe_sync_stage+343>: not %eax 0xc106d4cf <__ipipe_sync_stage+345>: mov -0x2c(%ebp),%edx 0xc106d4d2 <__ipipe_sync_stage+348>: pushf 0xc106d4d3 <__ipipe_sync_stage+349>: orl $0x200,(%esp) 0xc106d4da <__ipipe_sync_stage+356>: push %cs 0xc106d4db <__ipipe_sync_stage+357>: push $0xc106d4f7 0xc106d4e0 <__ipipe_sync_stage+362>: push %eax 0xc106d4e1 <__ipipe_sync_stage+363>: push %gs 0xc106d4e3 <__ipipe_sync_stage+365>: push %fs 0xc106d4e5 <__ipipe_sync_stage+367>: push %es 0xc106d4e6 <__ipipe_sync_stage+368>: push %ds 0xc106d4e7 <__ipipe_sync_stage+369>: push %eax 0xc106d4e8 <__ipipe_sync_stage+370>: push %ebp 0xc106d4e9 <__ipipe_sync_stage+371>: push %edi 0xc106d4ea <__ipipe_sync_stage+372>: push %esi 0xc106d4eb <__ipipe_sync_stage+373>: push %edx 0xc106d4ec <__ipipe_sync_stage+374>: push %ecx 0xc106d4ed <__ipipe_sync_stage+375>: push %ebx 0xc106d4ee <__ipipe_sync_stage+376>: mov %edi,%eax 0xc106d4f0 <__ipipe_sync_stage+378>: call *%edx 0xc106d4f2 <__ipipe_sync_stage+380>: jmp 0xc1269fd8 0xc106d4f7 <__ipipe_sync_stage+385>: cli 0xc106d4f8 <__ipipe_sync_stage+386>: cli 0xc106d4f9 <__ipipe_sync_stage+387>: mov %fs:0xc1432f14,%ecx 0xc106d500 <__ipipe_sync_stage+394>: mov $0xc1439694,%edx 0xc106d505 <__ipipe_sync_stage+399>: mov -0x28(%ebp),%ebx 0xc106d508 <__ipipe_sync_stage+402>: lea (%ecx,%ebx,1),%eax 0xc106d50b <__ipipe_sync_stage+405>: mov (%ecx,%edx,1),%edx 0xc106d50e <__ipipe_sync_stage+408>: imul $0x1668,(%edx),%edx 0xc106d514 <__ipipe_sync_stage+414>: add %edx,%eax 0xc106d516 <__ipipe_sync_stage+416>: jmp 0xc106d3b1 <__ipipe_sync_stage+59> 0xc106d51b <__ipipe_sync_stage+421>: btrl $0x0,(%eax) 0xc106d51f <__ipipe_sync_stage+425>: add $0x28,%esp 0xc106d522 <__ipipe_sync_stage+428>: pop %ebx 0xc106d523 <__ipipe_sync_stage+429>: pop %esi 0xc106d524 <__ipipe_sync_stage+430>: pop %edi 0xc106d525 <__ipipe_sync_stage+431>: pop %ebp 0xc106d526 <__ipipe_sync_stage+432>: ret End of assembler dump. post-prompt No breakpoints or watchpoints. breakpoints-table-end Thanks again! -- Atentamente: Oscar Dávila Ramírez
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