Hi Christian, # grep host_cpu config.log host_cpu='x86_64' # uname -a Linux srv71.netflow.ru 2.6.18-92.1.22.el5 #1 SMP Fri Dec 5 09:28:22 EST 2008 x86_64 x86_64 x86_64 GNU/Linux # cat /etc/redhat-release Red Hat Enterprise Linux Server release 5.2 (Tikanga)
Version 2.7p7 I tried to compile for i386 and run on x86_64 - received "general protection". Now running CVS-version on 9:30 UTC 2008-12-22 ... Serg. > Hi Serg, > > Interesting log-files... It seems that your compiler generate wrong code... > > ==00:06:33:57.651 2275== Invalid read of size 8 > ==00:06:33:57.651 2275== at 0x4C56559: LockGet (ow_locks.c:195) > > ==00:06:33:57.651 2275== Address 0x5A0D750 is 0 bytes inside a block of > size 32 free'd > ==00:06:33:57.651 2275== at 0x4A0541E: free (vg_replace_malloc.c:233) > ==00:06:33:57.651 2275== by 0x30D8ED02B6: tdelete (in /lib64/libc-2.5.so) > > tsearch() seem to return a pointer to opaque, but "pn->lock = opaque->key" > results "Invalid read of size 8"... ? > I have made some changes in the code, and that might fix the problem. Size > of "struct devlock" might have be unknown at some places and I have moved > around the definitions a bit. > > Can you checkout the latest CVS-version and try it? > > > > If this doesn't work, you can try to edit module/owlib/src/c/ow_locks.c and > change two rows... > pn->lock = (struct devlock *)opaque->key; /* Serg: Invalid read of > size 8 */ > /* Why should a pointer compare fail? Unaligned memory? > Perhaps try to copy the pointer with memcpy() instead. Will this > help? > */ > //memcpy(pn->lock, opaque->key, sizeof(struct devlock *)); > > Comment out the row "pn->lock = " and uncomment memcpy instead.... Will this > work for better for you? > It should remove the warning of "Invalid read of size 8" at least, and > perhaps everything will work then as well. > > BTW: Which platform are you using? I have a feeling that your source isn't > compiled with -m64, even if it should be... > Could you look at the host_cpu in config.log and "uname -a" > # grep host_cpu cvs/owfs/config.log > # uname -a > > /Christian > > > -----Original Message----- > From: Serg Oskin [mailto:s...@oskin.ru] > Sent: Saturday, December 20, 2008 10:33 PM > To: owfs-developers@lists.sourceforge.net > Subject: Re: [Owfs-developers] general protection > > Ctrl-C pressed. > > >> Tried - the result of old. >> Version: from CVS at Dec 20 2008 12:00 UTC. >> >> Message in /tmp/owfs_fatal I received only once during the "kill >> owserver_pid": >> ow_connect.c:322 mutex_destroy failed rc=16 [Device or resource busy] >> >> Serg. > > > > __________ Information from ESET NOD32 Antivirus, version of virus signature > database 3709 (20081220) __________ > > The message was checked by ESET NOD32 Antivirus. > > http://www.eset.com > > > > __________ Information from ESET NOD32 Antivirus, version of virus signature > database 3709 (20081220) __________ > > The message was checked by ESET NOD32 Antivirus. > > http://www.eset.com > > > > ------------------------------------------------------------------------------ > _______________________________________________ > Owfs-developers mailing list > Owfs-developers@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/owfs-developers > > ------------------------------------------------------------------------------ _______________________________________________ Owfs-developers mailing list Owfs-developers@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/owfs-developers
