James Peach created TS-4764:
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Summary: cruuid log field is misaligned
Key: TS-4764
URL: https://issues.apache.org/jira/browse/TS-4764
Project: Traffic Server
Issue Type: Bug
Components: Logging
Reporter: James Peach
Triggering an assertion when I use the {{cruuid}} log field:
{noformat}
Thread 13542, [ET_NET 1]:
0 0x000000000051201d crash_logger_invoke(int, siginfo_t*, void*) + 0x98
1 0x00002b0664cc0330 __restore_rt + (nil)
2 0x00002b0665928c37 gsignal + 0x37
3 0x00002b066592c028 abort + 0x148
4 0x00002b0663a1ec54 ink_warning(char const*, ...) + (nil)
5 0x00002b0663a1c5ea ats_base64_encode(unsigned char const*, unsigned long,
char*, unsigned long, unsigned long*) + (nil)
6 0x00000000006d52ea LogFieldList::marshal(LogAccess*, char*) + 0x84
7 0x00000000006e59ce LogObject::log(LogAccess*, char const*) + 0x6a4
8 0x00000000006e80b1 LogObjectManager::log(LogAccess*) + 0x7b
9 0x00000000006c0e6e Log::access(LogAccess*) + 0x29c
10 0x0000000000641df3 HttpSM::kill_this() + 0x571
11 0x0000000000631fb2 HttpSM::main_handler(int, void*) + 0x364
#6 0x00000000006d52ea in LogFieldList::marshal (this=0x1255170,
lad=0x7ffff2ee3980, buf=0x12589e8 "") at LogField.cc:790
790 ink_assert(bytes % INK_MIN_ALIGN == 0);
(gdb) l
785 char *ptr;
786 int bytes = 0;
787 for (LogField *f = first(); f; f = next(f)) {
788 ptr = &buf[bytes];
789 bytes += f->marshal(lad, ptr);
790 ink_assert(bytes % INK_MIN_ALIGN == 0);
791 }
792 return bytes;
793 }
794
(gdb) p *f
$1 = {m_name = 0x1257d80 "client_req_uuid", m_symbol = 0x1257da0 "cruuid",
m_type = LogField::STRING, m_container = LogField::NO_CONTAINER, m_marshal_func
= &virtual table offset 224,
m_unmarshal_func = 0x6c5254 <LogAccess::unmarshal_str(char**, char*, int,
LogSlice*)>, m_unmarshal_func_map = 0x0, m_agg_op = LogField::NO_AGGREGATE,
m_agg_cnt = 0, m_agg_val = 0,
m_milestone1 = TS_MILESTONE_LAST_ENTRY, m_milestone2 =
TS_MILESTONE_LAST_ENTRY, m_time_field = false, m_alias_map = {m_ptr = 0x0},
m_set_func = NULL, link = {<SLink<LogField>> = {next = 0x1257dc0},
prev = 0x1257c00}, m_slice = {m_enable = false, m_start = 0, m_end =
2147483647}}
(gdb) p bytes
$2 = 198
(gdb) p bytes % 8
$3 = 6
{noformat}
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