[syslog-ng] [Bug 17] segfault in msg_send_internal_message

[bugzilla at bugzilla.balabit.com]

https://bugzilla.balabit.com/show_bug.cgi?id=17





--- Comment #1 from Anders Henke <anders.henke at 1und1.de>  2008-02-01 15:12:08 ---
Ouch, some notes were missing in the first report.

Core was generated by `/sbin/syslog-ng -f /var/run/syslog-ng.conf.516 -F -p /var/run/syslog-ng.pid.516'.
Program terminated with signal 11, Segmentation fault.
#0  0x00000000004051d7 in msg_send_internal_message (prio=46, msg=0x0)
    at messages.c:59
59                m = log_msg_new(buf, strlen(buf), NULL, LP_INTERNAL | LP_LOCAL, NULL);
(gdb) print buf
$1 = (gchar *) 0x0
(gdb) print m
$2 = (LogMessage *) 0x0
(gdb) backtrace
#0  0x00000000004051d7 in msg_send_internal_message (prio=46, msg=0x0)
    at messages.c:59
#1  0x0000000000405400 in msg_log_func (log_domain=0x445eb2 "GLib", 
    log_flags=G_LOG_LEVEL_CRITICAL, msg=0x0, user_data=0x0) at messages.c:112
#2  0x00000000004236b0 in g_logv ()
#3  0x0000000000423861 in g_log ()
#4  0x000000000042ae5e in g_string_append_len ()
#5  0x000000000042ae82 in g_string_append_printf_internal ()
#6  0x000000000042af26 in g_string_append_printf ()
#7  0x0000000000419426 in log_macro_expand (result=0x3f67060, id=11, flags=1, 
    ts_format=0, zone_offset=3600, frac_digits=0, msg=0x3f67e30)
    at macros.c:358
#8  0x000000000040fbcd in log_template_format (self=0x89d960, lm=0x3f67e30, 
    macro_flags=0, ts_format=0, zone_offset=3600, frac_digits=0, 
    result=0x3f67060) at templates.c:144
#9  0x00000000004128ae in affile_dd_queue (s=0x89d860, msg=0x3f67e30, 
    path_flags=0) at affile.c:774
#10 0x000000000040eaa8 in log_pipe_queue (s=0x89d860, msg=0x3f67e30, 
    path_flags=0) at logpipe.h:72
#11 0x000000000040ea41 in log_dest_group_queue (s=0x89d420, msg=0x3f67e30, 
    path_flags=0) at dgroup.c:95
#12 0x000000000040f74f in log_pipe_queue (s=0x89d420, msg=0x3f67e30, 
    path_flags=0) at logpipe.h:72
#13 0x000000000040f6a9 in log_center_queue (s=0x896d00, msg=0x3f67e30, 
    path_flags=0) at center.c:371
#14 0x000000000040e761 in log_pipe_queue (s=0x896d00, msg=0x3f67e30, 
    path_flags=0) at logpipe.h:72
#15 0x000000000040e729 in log_source_group_queue (s=0x89d600, msg=0x3f67e30, 
    path_flags=0) at sgroup.c:140
#16 0x000000000040e19d in log_pipe_queue (s=0x89d600, msg=0x3f67e30, 
    path_flags=0) at logpipe.h:72
#17 0x000000000040e173 in log_pipe_forward_msg (self=0x89d4e0, msg=0x3f67e30, 
    path_flags=0) at logpipe.c:60
#18 0x0000000000413b22 in log_pipe_queue (s=0x89d4e0, msg=0x3f67e30, 
    path_flags=0) at logpipe.h:72
#19 0x0000000000413af8 in afsocket_sc_queue (s=0x9c46e0, msg=0x3f67e30, 
    path_flags=0) at afsocket.c:261
#20 0x0000000000419976 in log_pipe_queue (s=0x9c46e0, msg=0x3f67e30, 
    path_flags=0) at logpipe.h:72
#21 0x000000000041994c in log_source_queue (s=0x9c4760, msg=0x3f67e30, 
    path_flags=0) at logsource.c:49
#22 0x0000000000419fa8 in log_pipe_queue (s=0x9c4760, msg=0x3f67e30, 
    path_flags=0) at logpipe.h:72
#23 0x0000000000419f75 in log_reader_handle_line (self=0x9c4760, 
    line=0xad6b10 "<39>Feb  1 13:35:51 infongd9941 sshd[30118]: debug1: /root/.ssh/authorized_keys, line 73: non ssh1 key syntax <39>Feb  1 13:35:51
infongd9941 sshd[30118]: debug1: /root/.ssh/authorized_keys, line 77: "..., length=109, 
    saddr=0x0, parse_flags=0) at logreader.c:210
#24 0x000000000041a256 in log_reader_iterate_buf (self=0x9c4760, saddr=0x0, 
    flush=0, msg_count=0x7fffcab693bc) at logreader.c:295
#25 0x000000000041a6aa in log_reader_fetch_log (self=0x9c4760, fd=0x9c4740)
    at logreader.c:400
#26 0x0000000000419d99 in log_reader_fd_dispatch (source=0x9c47e0, callback=0, 
    user_data=0x0) at logreader.c:153
#27 0x000000000041eea8 in g_main_context_dispatch ()
#28 0x0000000000421916 in g_main_context_iterate ()
#29 0x0000000000421dea in g_main_context_iteration ()
#30 0x000000000040431d in main_loop_run (cfg=0x7fffcab69788) at main.c:165
#31 0x0000000000404997 in main (argc=6, argv=0x7fffcab69888) at main.c:433


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