https://bugzilla.balabit.com/show_bug.cgi?id=277 Summary: test_basicfuncs crashes, apparently due to $(env ...) of a nonexistent variable Product: syslog-ng Version: 3.5.x Platform: PC OS/Version: Linux Status: NEW Severity: normal Priority: unspecified Component: syslog-ng AssignedTo: bazsi@balabit.hu ReportedBy: nix@esperi.org.uk Type of the Report: bug Estimated Hours: 0.0 This is with syslog-ng 3.5.4.1, fresh out of git, glib 2.38.2, and gcc 4.8.2. Backtrace: #0 0x00007f4209096d1a in strlen () from /lib/libc.so.6 #1 0x00007f4209631550 in g_string_insert_len (len=-1, val=0x0, pos=-1, string=0x219d380) at gstring.c:440 #2 g_string_insert_len (string=0x219d380, pos=-1, val=0x0, len=-1) at gstring.c:428 #3 0x00007f4209b82563 in tf_env (msg=<optimized out>, argc=1, argv=<optimized out>, result=0x219d380) at modules/basicfuncs/misc-funcs.c:54 #4 0x00007f4209942788 in log_template_append_format_with_context (self=self@entry=0x2196d40, messages=messages@entry=0x7fff01a9f1e8, num_messages=num_messages@entry=1, opts=0x2196828, opts@entry=0x0, tz=tz@entry=0, seq_num=999, seq_num@entry=32578, context_id=0x40c143 "test-context-id", context_id@entry=0x0, result=result@entry=0x219d380) at lib/template/templates.c:1385 #5 0x00007f4209942b9f in log_template_append_format (self=self@entry=0x2196d40, lm=lm@entry=0x219c3c0, opts=opts@entry=0x0, tz=tz@entry=0, seq_num=seq_num@entry=32578, context_id=context_id@entry=0x0, result=0x219d380) at lib/template/templates.c:1412 #6 0x00007f4209942c0b in log_template_format (self=self@entry=0x2196d40, lm=lm@entry=0x219c3c0, opts=opts@entry=0x0, tz=tz@entry=0, seq_num=32578, seq_num@entry=999, context_id=0x0, context_id@entry=0x40c143 "test-context-id", result=result@entry=0x219d380) at lib/template/templates.c:1419 #7 0x0000000000409457 in assert_template_format_with_escaping (template=template@entry=0x40b408 "$(env OHHELLO)", escaping=escaping@entry=0, expected=expected@entry=0x40c55e "") at libtest/template_lib.c:108 #8 0x00000000004094ba in assert_template_format (template=template@entry=0x40b408 "$(env OHHELLO)", expected=expected@entry=0x40c55e "") at libtest/template_lib.c:93 #9 0x0000000000409161 in test_misc_funcs () at modules/basicfuncs/tests/test_basicfuncs.c:101 #10 0x0000000000408c4a in main (argc=<optimized out>, argv=<optimized out>) at modules/basicfuncs/tests/test_basicfuncs.c:115 Somehow, between assert_template_format_with_escaping() and tf_env(), we end up with a 1-entry argc and an argv containing an empty string; this then turns into a request to insert a null pointer at position -1. I'd say glib is right to coredump when faced with that :) -- Configure bugmail: https://bugzilla.balabit.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching all bug changes.