l4/sys/syscalls.h: No such file or directory

Björn Döbel doebel at os.inf.tu-dresden.de
Tue Sep 16 13:52:40 CEST 2014


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On 16.09.2014 13:40, Valentin Hauner wrote:
> Hi,
> 
> thanks again for your quick reply!
> 
> On 09/16/2014 01:21 PM, Björn Döbel wrote:
>> * What is this instruction? * What address is this? It does not
>> seem to be part of the binary as it is far off the instruction
>> address. * Does this page fault appear in your pager? (It
>> should?) * What are you sending as a reply to this page fault?
>> 
> 
> I'm not sure how to get any further information of this
> instruction. The JDB manual did not provide any help for that.
> 
> Moreover, I guess it's not possible to deduce the line of code in
> my C files from that instruction pointer, is it? Special
> pre-compiler debugging features would be necessary for that.

Know your tools!

man objdump
man addr2line
man nm
man gcc / man clang
man gdb

Bjoern

- -- 
Dipl.-Inf. Bjoern Doebel    Mail:  doebel at tudos.org
TU Dresden, OS Chair        Phone: +49 351 463 38 799
Noethnitzer Str. 46         Fax:   +49 351 463 38 284
01187 Dresden, Germany      WWW:   http://www.tudos.org/~doebel
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"When the seagulls follow the trawler, it's because they think
 sardines will be thrown into the sea." (Eric Cantona)
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