I have the same problem a little time after login my session in Unity.
I note this in my apport log:
ERROR: apport (pid 2272) Tue Sep 25 09:02:13 2012: called for pid 2271, signal 5
ERROR: apport (pid 2272) Tue Sep 25 09:02:13 2012: executable:
/usr/lib/dconf/dconf-service (command line "/usr/lib/dconf/dconf-service")
ERROR: apport (pid 2272) Tue Sep 25 09:02:13 2012: gdbus call error: Error:
GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name
org.gnome.SessionManager was not provided by any .service files
ERROR: apport (pid 2272) Tue Sep 25 09:02:13 2012: debug: session gdbus call:
ERROR: apport (pid 2272) Tue Sep 25 09:02:13 2012: wrote report
/var/crash/_usr_lib_dconf_dconf-service.122.crash
And, in the crash report:
ApportVersion: 2.0.1-0ubuntu13
Dependencies:
coreutils 8.13-3ubuntu3
debconf 1.5.42ubuntu1
dpkg 1.16.1.2ubuntu7
gcc-4.6-base 4.6.3-1ubuntu5
libacl1 2.2.51-5ubuntu1
libattr1 1:2.4.46-5ubuntu1
libbz2-1.0 1.0.6-1
libc-bin 2.15-0ubuntu10
libc6 2.15-0ubuntu10
libdconf0 0.12.0-0ubuntu1.1
libffi6 3.0.11~rc1-5
libgcc1 1:4.6.3-1ubuntu5
libglib2.0-0 2.32.3-0ubuntu1
liblzma5 5.1.1alpha+20110809-3
libpcre3 8.12-4
libselinux1 2.1.0-4.1ubuntu1
multiarch-support 2.15-0ubuntu10
perl-base 5.14.2-6ubuntu2.1
tar 1.26-4ubuntu1
tzdata 2012e-0ubuntu0.12.04.1
xz-utils 5.1.1alpha+20110809-3
zlib1g 1:1.2.3.4.dfsg-3ubuntu4
Disassembly:
=> 0x7fd279e60fdb <g_logv+475>: lea 0x2a513e(%rip),%rdi #
0x7fd27a106120
0x7fd279e60fe2 <g_logv+482>: mov %r14d,%esi
0x7fd279e60fe5 <g_logv+485>: callq 0x7fd279e95980 <g_private_set>
0x7fd279e60fea <g_logv+490>: nopw 0x0(%rax,%rax,1)
0x7fd279e60ff0 <g_logv+496>: test %ebx,%ebx
0x7fd279e60ff2 <g_logv+498>: je 0x7fd279e61010 <g_logv+528>
0x7fd279e60ff4 <g_logv+500>: sub $0x1,%ebx
0x7fd279e60ff7 <g_logv+503>: bt %rbx,%r12
0x7fd279e60ffb <g_logv+507>: jae 0x7fd279e60ff0 <g_logv+496>
0x7fd279e60ffd <g_logv+509>: cmp $0xffffffff,%ebx
0x7fd279e61000 <g_logv+512>: jne 0x7fd279e60e78 <g_logv+120>
0x7fd279e61006 <g_logv+518>: nopw %cs:0x0(%rax,%rax,1)
0x7fd279e61010 <g_logv+528>: mov 0x458(%rsp),%rdx
0x7fd279e61018 <g_logv+536>: xor %fs:0x28,%rdx
0x7fd279e61021 <g_logv+545>: jne 0x7fd279e6111d <g_logv+797>
0x7fd279e61027 <g_logv+551>: add $0x468,%rsp
InstallationMedia: Ubuntu-Server 10.10 "Maverick Meerkat" - Release amd64
(20101007)
NonfreeKernelModules: nvidia
Package: dconf-service 0.12.0-0ubuntu1.1
PackageArchitecture: amd64
ProcVersionSignature: Ubuntu 3.2.0-31.50-generic 3.2.28
Registers:
rax 0x0 0
rbx 0x2 2
rcx 0x7fd279bee750 140541962413904
rdx 0x1 1
rsi 0xffffffff 4294967295
rdi 0x7fd279bee720 140541962413856
rbp 0x2 0x2
rsp 0x7fff5b740280 0x7fff5b740280
r8 0x0 0
r9 0x0 0
r10 0x0 0
r11 0x246 582
r12 0x4 4
r13 0x7fff5b740728 140734727718696
r14 0x0 0
r15 0x0 0
rip 0x7fd279e60fdb 0x7fd279e60fdb <g_logv+475>
eflags 0x246 [ PF ZF IF ]
cs 0x33 51
ss 0x2b 43
ds 0x0 0
es 0x0 0
fs 0x0 0
gs 0x0 0
SourcePackage: d-conf
Stacktrace:
#0 0x00007fd279e60fdb in g_logv () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#1 0x00007fd279e611b2 in g_log () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2 0x0000000000404e50 in ?? ()
No symbol table info available.
#3 0x0000000000402f38 in ?? ()
No symbol table info available.
#4 0x00007fd27985976d in __libc_start_main (main=0x402f20, argc=1,
ubp_av=0x7fff5b740978, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7fff5b740968) at libc-start.c:226
result = <optimized out>
unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 8280920172592276728,
4206528, 140734727719280, 0, 0, -8280699223994096392, -8264300964955380488},
mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x405b10, 0x7fff5b740978}, data
= {prev = 0x0, cleanup = 0x0, canceltype = 4217616}}}
not_first_call = <optimized out>
#5 0x0000000000402fe9 in ?? ()
No symbol table info available.
#6 0x00007fff5b740968 in ?? ()
No symbol table info available.
#7 0x000000000000001c in ?? ()
No symbol table info available.
#8 0x0000000000000001 in ?? ()
No symbol table info available.
#9 0x00007fff5b741d19 in ?? ()
No symbol table info available.
#10 0x0000000000000000 in ?? ()
No symbol table info available.
StacktraceTop:
?? ()
?? ()
__libc_start_main (main=0x402f20, argc=1, ubp_av=0x7fff5b740978,
init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>,
stack_end=0x7fff5b740968) at libc-start.c:226
?? ()
?? ()
Tags: precise
ThreadStacktrace:
.
Thread 1 (Thread 0x7fd27a8967c0 (LWP 2271)):
#0 0x00007fd279e60fdb in g_logv () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#1 0x00007fd279e611b2 in g_log () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2 0x0000000000404e50 in ?? ()
No symbol table info available.
#3 0x0000000000402f38 in ?? ()
No symbol table info available.
#4 0x00007fd27985976d in __libc_start_main (main=0x402f20, argc=1,
ubp_av=0x7fff5b740978, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7fff5b740968) at libc-start.c:226
result = <optimized out>
unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 8280920172592276728,
4206528, 140734727719280, 0, 0, -8280699223994096392, -8264300964955380488},
mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x405b10, 0x7fff5b740978}, data
= {prev = 0x0, cleanup = 0x0, canceltype = 4217616}}}
not_first_call = <optimized out>
#5 0x0000000000402fe9 in ?? ()
No symbol table info available.
#6 0x00007fff5b740968 in ?? ()
No symbol table info available.
#7 0x000000000000001c in ?? ()
No symbol table info available.
#8 0x0000000000000001 in ?? ()
No symbol table info available.
#9 0x00007fff5b741d19 in ?? ()
No symbol table info available.
#10 0x0000000000000000 in ?? ()
No symbol table info available.
Title: dconf-service crashed with signal 5 in __libc_start_main()
UpgradeStatus: Upgraded to precise on 2012-03-23 (185 days ago)
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https://bugs.launchpad.net/bugs/994064
Title:
dconf-service crashed with signal 5 in __libc_start_main()
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