[TS-286] Seg fault on startup on OSX inside RecSetRawStatSum

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.1.0
• Fix Version/s: 2.1.0
• Component/s: Metrics

Environment

All

• Assignee: Eric Balsa
• Reporter: Eric Balsa
• Created: 01/Apr/10 00:27
• Updated: 25/Aug/10 02:53
• Resolved: 05/May/10 00:05

Description

OS X debug (--enable-debug) build:

Getting the following segfault about 5 seconds after startup with latest trunk:

#0 0x00007fff88b4cfe6 in __kill ()
#1 0x00007fff88bede32 in abort ()
#2 0x0000000100280639 in ink_mutex_acquire (m=0x100d56368) at ink_mutex.h:96
#3 0x0000000100280924 in raw_stat_clear_sum (rsb=0x100d56350, id=0) at RecProcess.cc:126
#4 0x0000000100280a0c in RecSetRawStatSum (rsb=0x100d56350, id=0, data=0) at RecProcess.cc:592
#5 0x00000001002588a3 in register_net_stats () at Net.cc:66
#6 0x0000000100258e04 in ink_net_init (version=16842752) at Net.cc:152
#7 0x0000000100075f9f in main (argc=1, argv=0x7fff5fbff948) at Main.cc:1896
(gdb) fr 4
#4 0x0000000100280a0c in RecSetRawStatSum (rsb=0x100d56350, id=0, data=0) at RecProcess.cc:592
592 raw_stat_clear_sum(rsb, id);
(gdb) p *rsb
$12 = {
ethr_stat_offset = 2920,
global = 0x100d563b0,
num_stats = 0,
max_stats = 16,
mutex =

{ __sig = 0, __opaque = '\0' <repeats 55 times> }

}
(gdb) fr 2
#2 0x0000000100280639 in ink_mutex_acquire (m=0x101801448) at ink_mutex.h:96
96 abort();
(gdb) l
91
92 static inline int
93 ink_mutex_acquire(ink_mutex * m)
94 {
95 if (pthread_mutex_lock(m) != 0)

{ 96 abort(); 97 }

98 return 0;
99 }

Looks like the mutex for rsb is NULL.