Re: new xorg segfault 11 with KMS

From: Johannes Dieterich <dieterich.joh_at_gmail.com>
Date: Thu, 13 Dec 2012 17:03:50 -0500
On 12/13/12 16:53, David Chisnall wrote:
> On 13 Dec 2012, at 21:48, Johannes Dieterich wrote:
>
>> GNU gdb 6.1.1 [FreeBSD]
>
> You might try with gdb 7.x from ports.  gdb 6.1.1 from the base system doesn't do a good job of understanding the newer version of DWARF that clang emits.
Did that but it doesn't change much:

GNU gdb (GDB) 7.5 [GDB v7.5 for FreeBSD]
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later 
<http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-portbld-freebsd10.0".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
[New process 100714]
Core was generated by `Xorg'.
Program terminated with signal 6, Aborted.
#0  0x0000000802c4520a in ?? ()
(gdb) bt
#0  0x0000000802c4520a in ?? ()
#1  0x0000000802cf72bc in ?? ()
#2  0x0000000802cf85ca in ?? ()
#3  0x00000000007cdd5c in ?? ()
#4  0xffffffdf00000000 in ?? ()
#5  0xffffffffffffffff in ?? ()
#6  0x00000000ffffffff in ?? ()
#7  0x0000000000575f06 in ?? ()
#8  0x00007fffffffce50 in ?? ()
#9  0x0000000000472c9e in ?? ()
#10 0x00007fffffffce60 in ?? ()
#11 0x000000000047e034 in ?? ()
#12 0x00007fffffffce70 in ?? ()
#13 0x00000000004704ed in ?? ()
#14 0x00007fffffffcf50 in ?? ()
#15 0x000000000046fd26 in ?? ()
#16 0x0000000000003246 in ?? ()
#17 0x000000000000000b in ?? ()
#18 0x0000000802f31a10 in ?? ()
#19 0xfffffffffffff801 in ?? ()
#20 0x0101010101010101 in ?? ()
#21 0x8080808080808080 in ?? ()
#22 0xffffffffffffffff in ?? ()
#23 0x0000000000000001 in ?? ()
#24 0x6e7dec389dd25e4d in ?? ()
#25 0x0000000802c60f9e in ?? ()
#26 0x0000000802f31a10 in ?? ()
#27 0x0000000802f31a10 in ?? ()
#28 0xffffffffffffffff in ?? ()
#29 0x000000000000000b in ?? ()
#30 0x00007fffffffcf50 in ?? ()
#31 0x0000000802c19662 in ?? ()
#32 0x0000000000000006 in ?? ()
#33 0x0000000000470e50 in ?? ()
#34 0x000000000000000b in ?? ()
#35 0x00007fffffffd730 in ?? ()
#36 0x6e7dec389dd25e4d in ?? ()
#37 0x000000000000000b in ?? ()
#38 0x0000003000000018 in ?? ()
#39 0x00007fffffffcf60 in ?? ()
---Type <return> to continue, or q <return> to quit---
#40 0x00007fffffffce80 in ?? ()
#41 0x000000000000000b in ?? ()
#42 0x00007fffffffcf70 in ?? ()
#43 0x0000000000470ee3 in ?? ()
#44 0x00007fffffffd358 in ?? ()
#45 0x00007fffffffd3c0 in ?? ()
#46 0x00007fffffffd330 in ?? ()
#47 0x00000008029ca2e6 in ?? ()
#48 0x0000000000000000 in ?? ()

I guess marking xorg-server to require USE_GCC=4.2+ would be a 
reasonable workaround for the time being?

Best

Johannes
Received on Thu Dec 13 2012 - 21:03:54 UTC

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