> On Aug 13, 2016, at Aug 13, 11:00 AM, Lukas Tribus <[email protected]> wrote:
>
> Here's a stacktrace on Linux without compiler optimizations:
>
Thank you Lukas. I did forget to mention that it occurs on Linux and OS X but
that I only had build/debug tools handy on OSX.
-Bryan
> Program terminated with signal SIGSEGV, Segmentation fault.
> #0 0x080f504b in smp_fetch_sc_trackers (args=0x9b86de0, smp=0xbfffdfd4,
> kw=0x81317c7 "sc0_trackers", private=0x0) at src/stream.c:3265
> 3265 smp->data.u.sint = stkctr_entry(stkctr)->ref_cnt;
> (gdb) bt
> #0 0x080f504b in smp_fetch_sc_trackers (args=0x9b86de0, smp=0xbfffdfd4,
> kw=0x81317c7 "sc0_trackers", private=0x0) at src/stream.c:3265
> #1 0x080fa9b3 in sample_process (px=0x9b85120, sess=0x9b84cb8,
> strm=0x9b84d68, opt=6, expr=0x9b86dc0, p=0xbfffdfd4) at src/sample.c:1060
> #2 0x080f8d4b in acl_exec_cond (cond=0x9b86d38, px=0x9b85120,
> sess=0x9b84cb8, strm=0x9b84d68, opt=6) at src/acl.c:1145
> #3 0x080abf45 in http_req_get_intercept_rule (px=0x9b85120, rules=0x9b8515c,
> s=0x9b84d68, deny_status=0xbfffe11c) at src/proto_http.c:3314
> #4 0x080ade7d in http_process_req_common (s=0x9b84d68, req=0x9b84d74,
> an_bit=16, px=0x9b85120) at src/proto_http.c:4157
> #5 0x080f0d0b in process_stream (t=0x9b84d10) at src/stream.c:1819
> #6 0x0805b19c in process_runnable_tasks () at src/task.c:238
> #7 0x0804d432 in run_poll_loop () at src/haproxy.c:1692
> #8 0x0804e090 in main (argc=3, argv=0xbfffe404) at src/haproxy.c:2059
> (gdb) bt full
> #0 0x080f504b in smp_fetch_sc_trackers (args=0x9b86de0, smp=0xbfffdfd4,
> kw=0x81317c7 "sc0_trackers", private=0x0) at src/stream.c:3265
> stkctr = 0x81594b4 <stkctr>
> #1 0x080fa9b3 in sample_process (px=0x9b85120, sess=0x9b84cb8,
> strm=0x9b84d68, opt=6, expr=0x9b86dc0, p=0xbfffdfd4) at src/sample.c:1060
> conv_expr = 0x8159540 <static_pattern>
> #2 0x080f8d4b in acl_exec_cond (cond=0x9b86d38, px=0x9b85120,
> sess=0x9b84cb8, strm=0x9b84d68, opt=6) at src/acl.c:1145
> suite = 0x9b86d78
> term = 0x9b86d90
> expr = 0x9b86c08
> acl = 0x9b86f40
> smp = {flags = 4, data = {type = 2, u = {sint = 0, ipv4 = {s_addr =
> 0}, ipv6 = {__in6_u = {__u6_addr8 = '\000' <repeats 15 times>, __u6_addr16 = {
> 0, 0, 0, 0, 0, 0, 0, 0}, __u6_addr32 = {0, 0, 0, 0}}}, str
> = {str = 0x0, size = 0, len = 0}, meth = {meth = HTTP_METH_OPTIONS, str = {
> str = 0x0, size = 0, len = 0}}}}, ctx = {p = 0x0, i = 0, ll
> = 0, d = 0, a = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, px = 0x9b85120,
> sess = 0x9b84cb8, strm = 0x9b84d68, opt = 6}
> acl_res = ACL_TEST_FAIL
> suite_res = ACL_TEST_PASS
> cond_res = ACL_TEST_FAIL
> #3 0x080abf45 in http_req_get_intercept_rule (px=0x9b85120, rules=0x9b8515c,
> s=0x9b84d68, deny_status=0xbfffe11c) at src/proto_http.c:3314
> ret = 0
> sess = 0x9b84cb8
> txn = 0x9b84f40
> cli_conn = 0x0
> rule = 0x9b86b80
> ctx = {line = 0xb76e550f <__memcpy_ssse3+31> "\201\303\061\317\003",
> idx = -1073749820, val = 134893733, vlen = 0, tws = -1073749784,
> del = 134895703, prev = 163073640}
> auth_realm = 0x0
> act_flags = 2
> len = 0
> #4 0x080ade7d in http_process_req_common (s=0x9b84d68, req=0x9b84d74,
> an_bit=16, px=0x9b85120) at src/proto_http.c:4157
> sess = 0x9b84cb8
> txn = 0x9b84f40
> msg = 0x9b84f94
> rule = 0x9b84db0
> wl = 0x0
> verdict = 135013966
> deny_status = 2
> #5 0x080f0d0b in process_stream (t=0x9b84d10) at src/stream.c:1819
> max_loops = 199
> ana_list = 48
> ana_back = 48
> flags = 9469954
> srv = 0x0
> s = 0x9b84d68
> sess = 0x9b84cb8
> rqf_last = 8421376
> rpf_last = 2147483648
> rq_prod_last = 7
> rq_cons_last = 0
> rp_cons_last = 7
> rp_prod_last = 0
> req_ana_back = 0
> req = 0x9b84d74
> res = 0x9b84da8
> si_f = 0x9b84eac
> si_b = 0x9b84ec4
> #6 0x0805b19c in process_runnable_tasks () at src/task.c:238
> t = 0x9b84d10
> max_processed = 0
> #7 0x0804d432 in run_poll_loop () at src/haproxy.c:1692
> next = 0
> #8 0x0804e090 in main (argc=3, argv=0xbfffe404) at src/haproxy.c:2059
> err = 0
> retry = 200
> limit = {rlim_cur = 4011, rlim_max = 4011}
> errmsg = "\000 v\267\264\342\377\277\000 v\267
> $v\267p\201\267\tp\201\267\tt\361b\267x\201\267\t\000\000\000\000<\000\000\000\002\000\000\000\b\343\377\277\000
> \025\b8\000\000\000 $v\267\030\343\377\277\000e{\267\030\260\021\b\000
> \025\b\032\000\000\000\244\201\267\t\030\343\377\277\037\333\017\b\252\201\267\t\222H\023\b"
> pidfd = -1
> (gdb) quit
>
