[ubuntu-mono] [Bug 64216] Adding a feed too fast after startup crashes blam/mono

Josh Myer josh at joshisanerd.com
Thu Oct 5 18:47:42 BST 2006


Public bug reported:

From:  <>
To: submit at bugs.gnome.org
X-Mailer: bug-buddy 2.14.0
Subject: Adding a feed too fast after startup crashes blam/mono

Distribution: Ubuntu 6.06 (dapper)
Package: blam
Severity: normal
Version: GNOME2.14.3 1.8.x
Gnome-Distributor: Ubuntu
Synopsis: Adding a feed too fast after startup crashes blam/mono
Bugzilla-Product: blam
Bugzilla-Component: General
Bugzilla-Version: 1.8.x
BugBuddy-GnomeVersion: 2.0 (2.14.1)
Description:
Description of the crash:
If you add a feed before Blam finishes updating the current feeds (ie:
right at startup), blam crashes.

Steps to reproduce the crash:
1.  Copy the URL for a new feed
2.  Start up blam
3.  Really quickly, Control-N, paste, and hit enter

Expected Results:
Mono crash (Segmentation violation)
Output from the console included below

How often does this happen?
Every time

Additional Information:
jbm at jbm-laptop:~$ blam

=================================================================
Got a SIGSEGV while executing native code. This usually indicates
a fatal error in the mono runtime or one of the native libraries
used by your application.
=================================================================

Stacktrace:


Native stacktrace:

        /usr/lib/libmono.so.0(mono_handle_native_sigsegv+0xe3)
[0xb7dd943f]
        /usr/lib/libmono.so.0 [0xb7d9b03e]
        /usr/lib/firefox/libgtkembedmoz.so [0xb60ebc55]
        [0xffffe420]
        /usr/lib/libmono.so.0 [0xb7d9afdf]
        /usr/lib/firefox/libgtkembedmoz.so [0xb60ebc55]
        [0xffffe420]
        [0xb351ce7c]
        [0xb4614c49]
        [0xb46148eb]
        [0xb4614888]
        [0xb46ef881]
        /usr/lib/libmono.so.0 [0xb7db8438]
        /usr/lib/libmono.so.0(mono_runtime_invoke+0x33) [0xb7e1aeed]
        /usr/lib/libmono.so.0(mono_runtime_delegate_invoke+0x42)
[0xb7e1c0ec]
        /usr/lib/libmono.so.0 [0xb7e4c4b4]
        /usr/lib/libmono.so.0 [0xb7e9660f]
        /usr/lib/libmono.so.0(GC_start_routine+0x5f) [0xb7eb03b3]
        /lib/tls/i686/cmov/libpthread.so.0 [0xb7cb1341]
        /lib/tls/i686/cmov/libc.so.6(__clone+0x5e) [0xb7c1b4ee]
Xlib: unexpected async reply (sequence 0xce6)!
/usr/libexec/Blam: No such file or directory.


Debugging Information:

Backtrace was generated from '/usr/libexec/Blam'

(no debugging symbols found)
Using host libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1".
(no debugging symbols found)
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[Thread debugging using libthread_db enabled]
[New Thread -1212867680 (LWP 25631)]
[New Thread -1286521936 (LWP 25640)]
[New Thread -1284215888 (LWP 25638)]
[New Thread -1258914896 (LWP 25636)]
[New Thread -1221850192 (LWP 25633)]
[New Thread -1216660560 (LWP 25632)]
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0xffffe410 in __kernel_vsyscall ()
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7c118c4 in poll () from /lib/tls/i686/cmov/libc.so.6
#2  0xb66d2e2a in _XEnq () from /usr/lib/libX11.so.6
#3  0xb66d3261 in _XRead () from /usr/lib/libX11.so.6
#4  0xb66d41d8 in _XReply () from /usr/lib/libX11.so.6
#5  0xb671ca1b in XkbGetState () from /usr/lib/libX11.so.6
#6  0xb6892f85 in gdk_keymap_get_entries_for_keyval ()
   from /usr/lib/libgdk-x11-2.0.so.0
#7  0xb6893221 in _gdk_keymap_state_changed ()
   from /usr/lib/libgdk-x11-2.0.so.0
#8  0xb68891d3 in gdk_x11_register_standard_event_type ()
   from /usr/lib/libgdk-x11-2.0.so.0
#9  0xb688ac78 in _gdk_events_queue () from
/usr/lib/libgdk-x11-2.0.so.0
#10 0xb688adc1 in _gdk_events_queue () from
/usr/lib/libgdk-x11-2.0.so.0
#11 0xb7cf68d6 in g_main_context_dispatch () from
/usr/lib/libglib-2.0.so.0
#12 0xb7cf9996 in g_main_context_check () from
/usr/lib/libglib-2.0.so.0
#13 0xb7cf9cb8 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#14 0xb69e6765 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
#15 0xb469fc89 in ?? ()
#16 0x00b47a50 in ?? ()
#17 0xb469fc48 in ?? ()
#18 0x08067468 in ?? ()
#19 0x08067450 in ?? ()
#20 0x08867978 in ?? ()
#21 0x00021cc0 in ?? ()
#22 0x080a2cf8 in ?? ()
#23 0x0002ad20 in ?? ()
#24 0xbfb47a48 in ?? ()
#25 0xb469fc64 in ?? ()
#26 0xbfb47a50 in ?? ()
#27 0xb469fc48 in ?? ()
#28 0xbfb47a58 in ?? ()
#29 0xb469fc28 in ?? ()
#30 0xbfb47a6c in ?? ()
#31 0xb72c2c66 in ?? ()
#32 0x00021cc0 in ?? ()
#33 0x080a2da8 in ?? ()
#34 0xb7f142ec in ?? () from /usr/lib/libmono.so.0
#35 0xbfb47a98 in ?? ()
#36 0xb72c2823 in ?? ()
#37 0x0002ae10 in ?? ()
#38 0x0806a95c in ?? ()
#39 0x080af6d0 in ?? ()
#40 0x080af690 in ?? ()
#41 0x080a2ce0 in ?? ()
#42 0x00000000 in ?? ()

Thread 6 (Thread -1216660560 (LWP 25632)):
#0  0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb7cb6d56 in __nanosleep_nocancel ()
   from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#2  0xb7e84956 in mono_disasm_code_one () from /usr/lib/libmono.so.0
No symbol table info available.
#3  0xb7cb1341 in start_thread () from
/lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#4  0xb7c1b4ee in clone () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.

Thread 5 (Thread -1221850192 (LWP 25633)):
#0  0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb7cb3eec in pthread_cond_timedwait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#2  0xb7e879e8 in _wapi_handle_ops_prewait () from
/usr/lib/libmono.so.0
No symbol table info available.
#3  0xb7e898e3 in _wapi_handle_timedwait_signal_handle ()
   from /usr/lib/libmono.so.0
No symbol table info available.
#4  0xb7e89947 in _wapi_handle_wait_signal_handle () from
/usr/lib/libmono.so.0
No symbol table info available.
#5  0xb7e973f7 in WaitForSingleObjectEx () from /usr/lib/libmono.so.0
No symbol table info available.
#6  0xb7e35c53 in mono_domain_finalize () from /usr/lib/libmono.so.0
No symbol table info available.
#7  0xb7e4c456 in mono_thread_get_pending_exception ()
   from /usr/lib/libmono.so.0
No symbol table info available.
#8  0xb7e9660f in CreateThread () from /usr/lib/libmono.so.0
No symbol table info available.
#9  0xb7eb03b3 in GC_start_routine () from /usr/lib/libmono.so.0
No symbol table info available.
#10 0xb7cb1341 in start_thread () from
/lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#11 0xb7c1b4ee in clone () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.

Thread 4 (Thread -1258914896 (LWP 25636)):
#0  0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb7c118c4 in poll () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#2  0xb60c1086 in PR_Poll () from /usr/lib/libnspr4.so
No symbol table info available.
#3  0xb54910e0 in NSGetModule () from
/usr/lib/firefox/components/libnecko.so
No symbol table info available.
#4  0xb5491825 in NSGetModule () from
/usr/lib/firefox/components/libnecko.so
No symbol table info available.
#5  0xb5f8d989 in nsIThread::IsMainThread ()
   from /usr/lib/firefox/libxpcom_core.so
No symbol table info available.
#6  0xb60c279d in PR_Select () from /usr/lib/libnspr4.so
No symbol table info available.
#7  0xb7cb1341 in start_thread () from
/lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#8  0xb7c1b4ee in clone () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.

Thread 3 (Thread -1284215888 (LWP 25638)):
#0  0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb7cb748b in __waitpid_nocancel () from
/lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#2  0xb6de08e6 in libgnomeui_module_info_get () from
/usr/lib/libgnomeui-2.so.0
No symbol table info available.
#3  0xb60ebc55 in gtk_moz_embed_get_title ()
   from /usr/lib/firefox/libgtkembedmoz.so
No symbol table info available.
#4  <signal handler called>
No symbol table info available.
#5  0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#6  0xb7b7a9a1 in raise () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#7  0xb7b7c2b9 in abort () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#8  0xb7dd947a in mono_handle_native_sigsegv () from
/usr/lib/libmono.so.0
No symbol table info available.
#9  0xb7d9b03e in mono_create_jump_trampoline () from
/usr/lib/libmono.so.0
No symbol table info available.
#10 0xb60ebc55 in gtk_moz_embed_get_title ()
   from /usr/lib/firefox/libgtkembedmoz.so
No symbol table info available.
#11 <signal handler called>
No symbol table info available.
#12 0xb7deaf07 in mono_arch_ip_from_context () from
/usr/lib/libmono.so.0
No symbol table info available.
#13 0xb7d9afdf in mono_create_jump_trampoline () from
/usr/lib/libmono.so.0
No symbol table info available.
#14 0xb60ebc55 in gtk_moz_embed_get_title ()
   from /usr/lib/firefox/libgtkembedmoz.so
No symbol table info available.
#15 <signal handler called>
No symbol table info available.
#16 0xb30f0fdd in ?? ()
No symbol table info available.
#17 0x00000000 in ?? ()
No symbol table info available.

Thread 2 (Thread -1286521936 (LWP 25640)):
#0  0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb7c1bb6e in epoll_wait () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#2  0xb7e4e5de in mono_thread_pool_add () from /usr/lib/libmono.so.0
No symbol table info available.
#3  0xb7e4c456 in mono_thread_get_pending_exception ()
   from /usr/lib/libmono.so.0
No symbol table info available.
#4  0xb7e9660f in CreateThread () from /usr/lib/libmono.so.0
No symbol table info available.
#5  0xb7eb03b3 in GC_start_routine () from /usr/lib/libmono.so.0
No symbol table info available.
#6  0xb7cb1341 in start_thread () from
/lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#7  0xb7c1b4ee in clone () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.

Thread 1 (Thread -1212867680 (LWP 25631)):
#0  0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb7c118c4 in poll () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#2  0xb66d2e2a in _XEnq () from /usr/lib/libX11.so.6
No symbol table info available.
#3  0xb66d3261 in _XRead () from /usr/lib/libX11.so.6
No symbol table info available.
#4  0xb66d41d8 in _XReply () from /usr/lib/libX11.so.6
No symbol table info available.
#5  0xb671ca1b in XkbGetState () from /usr/lib/libX11.so.6
No symbol table info available.
#6  0xb6892f85 in gdk_keymap_get_entries_for_keyval ()
   from /usr/lib/libgdk-x11-2.0.so.0
No symbol table info available.
#7  0xb6893221 in _gdk_keymap_state_changed ()
   from /usr/lib/libgdk-x11-2.0.so.0
No symbol table info available.
#8  0xb68891d3 in gdk_x11_register_standard_event_type ()
   from /usr/lib/libgdk-x11-2.0.so.0
No symbol table info available.
#9  0xb688ac78 in _gdk_events_queue () from
/usr/lib/libgdk-x11-2.0.so.0
No symbol table info available.
#10 0xb688adc1 in _gdk_events_queue () from
/usr/lib/libgdk-x11-2.0.so.0
No symbol table info available.
#11 0xb7cf68d6 in g_main_context_dispatch () from
/usr/lib/libglib-2.0.so.0
No symbol table info available.
#12 0xb7cf9996 in g_main_context_check () from
/usr/lib/libglib-2.0.so.0
No symbol table info available.
#13 0xb7cf9cb8 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
No symbol table info available.
#14 0xb69e6765 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#15 0xb469fc89 in ?? ()
No symbol table info available.
#16 0x00b47a50 in ?? ()
No symbol table info available.
#17 0xb469fc48 in ?? ()
No symbol table info available.
#18 0x08067468 in ?? ()
No symbol table info available.
#19 0x08067450 in ?? ()
No symbol table info available.
#20 0x08867978 in ?? ()
No symbol table info available.
#21 0x00021cc0 in ?? ()
No symbol table info available.
#22 0x080a2cf8 in ?? ()
No symbol table info available.
#23 0x0002ad20 in ?? ()
No symbol table info available.
#24 0xbfb47a48 in ?? ()
No symbol table info available.
#25 0xb469fc64 in ?? ()
No symbol table info available.
#26 0xbfb47a50 in ?? ()
No symbol table info available.
#27 0xb469fc48 in ?? ()
No symbol table info available.
#28 0xbfb47a58 in ?? ()
No symbol table info available.
#29 0xb469fc28 in ?? ()
No symbol table info available.
#30 0xbfb47a6c in ?? ()
No symbol table info available.
#31 0xb72c2c66 in ?? ()
No symbol table info available.
#32 0x00021cc0 in ?? ()
No symbol table info available.
#33 0x080a2da8 in ?? ()
No symbol table info available.
#34 0xb7f142ec in ?? () from /usr/lib/libmono.so.0
No symbol table info available.
#35 0xbfb47a98 in ?? ()
No symbol table info available.
#36 0xb72c2823 in ?? ()
No symbol table info available.
#37 0x0002ae10 in ?? ()
No symbol table info available.
#38 0x0806a95c in ?? ()
No symbol table info available.
#39 0x080af6d0 in ?? ()
No symbol table info available.
#40 0x080af690 in ?? ()
No symbol table info available.
#41 0x080a2ce0 in ?? ()
No symbol table info available.
#42 0x00000000 in ?? ()
No symbol table info available.
#0  0xffffe410 in __kernel_vsyscall ()

** Affects: blam (Ubuntu)
     Importance: Undecided
         Status: Unconfirmed

-- 
Adding a feed too fast after startup crashes blam/mono
https://launchpad.net/bugs/64216



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