Re: cvsup broken on amd64?

On Fri, Sep 09, 2011 at 01:47:37PM +0200, Oliver Lehmann wrote:
> 
> Kostik Belousov <kostikbel_at_gmail.com> wrote:
> 
> >For start, you should provide the information what exactly is the
> >instruction that caused the fault. Show the disassembly from gdb
> >for the function that caused the fault.
> 
> Ok, I'm trying. I recompiled cvsup for purpose with -DSTATIC
> 
> How do I continue from the gdb output below to help?
I do not know, I was curious about 'illegal instruction' signal,
which would indicate a problem in the compilation environment.
Now you get segmentation violation, that is usually caused by a bug in
the program itself.
> 
> nudel# gdb
> GNU gdb 6.1.1 [FreeBSD]
> Copyright 2004 Free Software Foundation, Inc.
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> Type "show copying" to see the conditions.
> There is absolutely no warranty for GDB.  Type "show warranty" for details.
> This GDB was configured as "amd64-marcel-freebsd".
> (gdb) file ./client/FBSD_AMD64/cvsup
> Reading symbols from ./client/FBSD_AMD64/cvsup...done.
> (gdb) exec-file ./client/FBSD_AMD64/cvsup
> (gdb) set args -g /usr/share/examples/cvsup/9-supfile
> (gdb) run
> Starting program:  
> /usr/obj/amd64/usr/ports/net/cvsup-without-gui/work/cvsup-snap-16.1h/client/FBSD_AMD64/cvsup -g  
> /usr/share/examples/cvsup/9-supfile
> Connected to cvsup.de.FreeBSD.org
> Updating collection src-all/cvs
>  Edit src/crypto/openssl/ssl/s3_lib.c
> 
> Program received signal SIGSEGV, Segmentation fault.
> 0x00000000004d24c6 in tzload ()
> (gdb) bt
> #0  0x00000000004d24c6 in tzload ()
> #1  0x00000000004d1f89 in tzparse ()
> #2  0x00000000004d2c27 in tzload ()
> #3  0x00000000004d2e36 in gmtload ()
> #4  0x00000000004eac15 in _once ()
> #5  0x00000000004d1c8b in gmtsub ()
> #6  0x00000000004d33e9 in gmtime ()
> #7  0x00000000004a3d4a in Date__FromTime (M3_CtKayy_t=1314794791,  
> M3_Ab1PrR_z=0x7ed538, M3_D5xROs__result=0x934c08) at DateBsd.m3:31
> #8  0x00000000004387d7 in RCSDate__FromTime (M3_CtKayy_t=1314794791)  
> at RCSDate.m3:54
> #9  0x00000000004467ba in RCSFile__Import (M3_Bd56fi_p=0xa74040,  
> M3_Bd56fi_revNum=0x9f4828, M3_Bd56fi_author=0x763020,  
> M3_Bd56fi_state=0x763040,
>     M3_AcxOUs_logLines=12) at RCSFile.m3:413
> #10 0x00000000004077de in CheckoutUpdater__Update  
> (M3_CTVCUv_self=0x9f49e0, M3_CzVV2w_sfr=0x7ff2e0,  
> M3_Bd56fi_name=0x9f47e8, M3_AicXUJ_toAttic=0 '\0',
>     M3_DsoVVS_proto=0x7f74a8, M3_AeHwgK_trace=0x7f8710,  
> M3_EkTcCb_protoRd=0x9c98f8, M3_BxxOH1_wr=0x9f4ef8,  
> M3_AQMw24_status=0x935f48)
>     at CheckoutUpdater.m3:111
> #11 0x0000000000416ab4 in Updater__UpdateFile  
> (M3_DBUV6k_self=0x7fee38, M3_CzVV2w_sfr=0x7ff2e0,  
> M3_Bd56fi_name=0x9f47e8, M3_AicXUJ_toAttic=0 '\0',
>     M3_DMoNGc_fup=0x9f49e0, M3_AicXUJ_isFixup=0 '\0') at Updater.m3:641
> #12 0x00000000004155ce in Updater__UpdateCollection  
> (M3_DBUV6k_self=0x7fee38, M3_CzVV2w_sfr=0x7ff2e0, M3_AicXUJ_isFixups=0  
> '\0') at Updater.m3:458
> #13 0x0000000000412baf in Updater__UpdateBatch  
> (M3_DBUV6k_self=0x7fee38, M3_AicXUJ_isFixups=0 '\0') at Updater.m3:151
> #14 0x000000000041268a in Updater__Apply (M3_DBUV6k_self=0x7fee38) at  
> Updater.m3:90
> #15 0x000000000049d290 in ThreadPosix__DetermineContext  
> (M3_AJWxb1_oldSP=0x7edfd0) at ThreadPosix.m3:1127
> #16 0x000000000048d34d in RTCollector__LongAlloc  
> (M3_Cwb5VA_dataSize=4337239, M3_Cwb5VA_dataAlignment=8577024,  
> M3_AOtCKl_currentPtr=0x7f8,
>     M3_AOtCKl_currentBoundary=0x76c8f8, M3_CCsHD8_currentPage=0x0,  
> M3_CCsHD8_stack=0x0, M3_D8qd0n_allocMode=48 '0', M3_AicXUJ_pure=16  
> '\020')
>     at RTCollector.m3:1530
> #17 0x00007fffffffc3c8 in ?? ()
> #18 0x00007fffffffd930 in ?? ()
> #19 0x00007fffffffda10 in ?? ()
> #20 0x00007fffffffd9f0 in ?? ()
> #21 0x0000000000000000 in ?? ()
> #22 0x0000000000000000 in ?? ()
> #23 0x00001fa00000037f in ?? ()
> #24 0x0000000000000000 in ?? ()
> #25 0x00000000007f76c0 in ?? ()
> #26 0x00000000007f76c0 in ?? ()
> #27 0x0000000000492699 in RTMisc__Copy (M3_AJWxb1_src=Error accessing  
> memory address 0xfffffffffffffffb: Bad address.
> ) at RTMisc.m3:19
> Previous frame inner to this frame (corrupt stack?)
> (gdb)
> 
> 
> RTMisc.m3:19 is
> 
> PROCEDURE Copy (src, dest: ADDRESS;  len: INTEGER) =
>   BEGIN
>     EVAL Cstring.memcpy (dest, src, len);
>   END Copy;