On Wed, Oct 7, 2009 at 11:06 PM, Manish Katiyar <mkatiyar@xxxxxxxxx> wrote: > On Wed, Oct 7, 2009 at 7:51 PM, Holger Kiehl <Holger.Kiehl@xxxxxx> wrote: >> Hello Manish >> >> On Wed, 7 Oct 2009, Manish Katiyar wrote: >> >>> Hi Holger, >>> >>> I don't have the source code, so a bit hard to guess. But you can try >>> to find out which member of your fsa structure is at offset 236 (0xec) >>> and look around those lines in the function where you are accessing >>> that member. >>> >>> I am trying to download the AFD source code, which looks like it will >>> take ages on my slow broadband. Hopefully I can help after that. >>> >> If you download, please take afd-1.4.0-0.20.beta.tar.bz2 because that >> is the one that caused the error. You can get it from: >> >> ftp://ftp.dwd.de/pub/afd/development/afd-1.4.0-0.20.beta.tar.bz2 >> >> You will find the relevant code in src/fd.c. Hi Holger, Have you been able to trace the bug ? > > Hi Holger, > > (gdb) set $offset = (int)(&((struct filetransfer_status *)0)->host_status) > (gdb) p $offset > $5 = 236 > (gdb) p/x 236 > $6 = 0xec > > host_status is at offset 236. In the function start_process I can see > that this is used at places by dereferencing below > "fsa[fsa_pos].host_status ". > > At this point my guess would be that you are getting fsa_pos as > something illegal ie.. probably you are trying to access beyond the > array. Since this is an input to the function, you can just check its > value at the start and assert if that is ok and within reasonable > range. > > HTH > > >> >> Holger >> > > > > -- > Thanks - > Manish > ================================== > [$\*.^ -- I miss being one of them > ================================== > -- Thanks - Manish ================================== [$\*.^ -- I miss being one of them ================================== -- To unsubscribe from this list: send the line "unsubscribe linux-c-programming" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
