Bug#422483: gdm: segfault after XDMCP chooser
Sylvain Le Gall
gildor at debian.org
Mon May 7 21:13:21 UTC 2007
On Mon, May 07, 2007 at 11:25:10AM +0200, Loïc Minier wrote:
> On Mon, May 07, 2007, gildor at debian.org wrote:
> > * 1 is not possible because i have no ssh access to pkg-gnome (i think)
>
> You can checkout anonymously.
>
I have use 1) + you instruction + gdm 2.18.1.
Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 47135164225040 (LWP 30382)]
0x000000000042bfd0 in gdm_is_local_addr6 (ia=0x0) at misc.c:1177
1177 misc.c: No such file or directory.
in misc.c
(gdb) backtrace
#0 0x000000000042bfd0 in gdm_is_local_addr6 (ia=0x0) at misc.c:1177
#1 0x000000000043276b in gdm_xdmcp_handle_query
(clnt_sa=0x7fff2bb9d390,
len=1, type=3) at xdmcp.c:778
#2 0x00000000004323c9 in gdm_xdmcp_decode_packet (source=0x6786b0,
cond=G_IO_IN, data=0x0) at xdmcp.c:657
#3 0x00002ade81b43d93 in g_main_context_dispatch ()
from /usr/lib/libglib-2.0.so.0
#4 0x00002ade81b46bdd in ?? () from /usr/lib/libglib-2.0.so.0
#5 0x00002ade81b46ec6 in g_main_loop_run () from
/usr/lib/libglib-2.0.so.0
#6 0x000000000040bbdc in main (argc=1, argv=0x7fff2bb9d8d8) at
gdm.c:1795
(gdb)
And off course
gildor at yocto:~$ /sbin/ifconfig
eth0 Lien encap:Ethernet HWaddr 00:16:3E:2B:60:AF
inet adr:192.168.2.2 Bcast:192.168.2.255
Masque:255.255.255.0
adr inet6: fe80::216:3eff:fe2b:60af/64 Scope:Lien
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:4509155 errors:0 dropped:0 overruns:0 frame:0
TX packets:6457493 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:1000
RX bytes:1294849524 (1.2 GiB) TX bytes:8494101257 (7.9 GiB)
lo Lien encap:Boucle locale
inet adr:127.0.0.1 Masque:255.0.0.0
adr inet6: ::1/128 Scope:Hôte
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:320 errors:0 dropped:0 overruns:0 frame:0
TX packets:320 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:0
RX bytes:24976 (24.3 KiB) TX bytes:24976 (24.3 KiB)
and on the other side (giga):
eth0 Lien encap:Ethernet HWaddr 00:E0:F4:16:7E:08
inet adr:192.168.0.1 Bcast:192.168.0.255 Masque:255.255.255.0
adr inet6: fe80::2e0:f4ff:fe16:7e08/64 Scope:Lien
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:1364469 errors:0 dropped:0 overruns:0 frame:0
TX packets:1415763 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:1000
RX bytes:545656385 (520.3 MiB) TX bytes:454443332 (433.3 MiB)
Interruption:16 Adresse de base:0x2000
eth1 Lien encap:Ethernet HWaddr 00:E0:F4:16:7E:09
inet adr:192.168.254.1 Bcast:192.168.254.255 Masque:255.255.255.0
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:1000
RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
Interruption:17 Adresse de base:0x4000
eth2 Lien encap:Ethernet HWaddr 00:E0:F4:16:7E:0A
inet adr:192.168.255.1 Bcast:192.168.255.255 Masque:255.255.255.0
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:1000
RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
Interruption:18 Adresse de base:0x6000
lo Lien encap:Boucle locale
inet adr:127.0.0.1 Masque:255.0.0.0
adr inet6: ::1/128 Scope:Hôte
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:4068 errors:0 dropped:0 overruns:0 frame:0
TX packets:4068 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:0
RX bytes:10701012 (10.2 MiB) TX bytes:10701012 (10.2 MiB)
vif1.0 Lien encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
adr inet6: fe80::fcff:ffff:feff:ffff/64 Scope:Lien
UP BROADCAST RUNNING NOARP MTU:1500 Metric:1
RX packets:6458013 errors:0 dropped:0 overruns:0 frame:0
TX packets:4509785 errors:0 dropped:4781 overruns:0 carrier:0
collisions:0 lg file transmission:0
RX bytes:8403758113 (7.8 GiB) TX bytes:1294975875 (1.2 GiB)
xenbr0 Lien encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
inet adr:192.168.2.1 Bcast:0.0.0.0 Masque:255.255.255.0
adr inet6: fe80::200:ff:fe00:0/64 Scope:Lien
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:6458013 errors:0 dropped:0 overruns:0 frame:0
TX packets:4514572 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 lg file transmission:0
RX bytes:8403758113 (7.8 GiB) TX bytes:1302104277 (1.2 GiB)
I am using xenbr0 on giga and eth0 on yocto.
Looking at the code, i think BUFSIZ is not enough big... But it is only
a guess (i spend only 5 minutes to try to find the bug).
Let me know, if you need more data.
Regards
Sylvain Le Gall
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