[12:52:10.798] src/tools/ci/cores_backtrace.sh linux /tmp/cores [12:52:11.001] dumping /tmp/cores/postgres-6-78233.core for /tmp/cirrus-ci-build/build-32/tmp_install//usr/local/pgsql/bin/postgres [12:52:11.244] [New LWP 78233] [12:52:11.244] [12:52:11.244] This GDB supports auto-downloading debuginfo from the following URLs: [12:52:11.244] [12:52:11.244] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal] [12:52:11.244] Debuginfod has been disabled. [12:52:11.244] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit. [12:52:11.378] [Thread debugging using libthread_db enabled] [12:52:11.378] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [12:52:11.378] Core was generated by `postgres: postgres regression_test_crc32c [local] SELECT '. [12:52:11.378] Program terminated with signal SIGABRT, Aborted. [12:52:11.378] #0 0xf7ee0559 in __kernel_vsyscall () [12:52:11.472] [12:52:11.472] Thread 1 (Thread 0xf3d85240 (LWP 78233)): [12:52:11.472] #0 0xf7ee0559 in __kernel_vsyscall () [12:52:11.472] No symbol table info available. [12:52:11.472] #1 0xf681b407 in ?? () from /lib/i386-linux-gnu/libc.so.6 [12:52:11.472] No symbol table info available. [12:52:11.472] #2 0xf67ca111 in raise () from /lib/i386-linux-gnu/libc.so.6 [12:52:11.472] No symbol table info available. [12:52:11.472] #3 0xf67b326a in abort () from /lib/i386-linux-gnu/libc.so.6 [12:52:11.472] No symbol table info available. [12:52:11.472] #4 0xf69d6d4a in __sanitizer::Abort () at ../../../../../src/libsanitizer/sanitizer_common/sanitizer_posix_libcdep.cpp:143 [12:52:11.472] No locals. [12:52:11.472] #5 0xf69e5896 in __sanitizer::Die () at ../../../../../src/libsanitizer/sanitizer_common/sanitizer_termination.cpp:58 [12:52:11.472] No locals. [12:52:11.472] #6 0xf69c358c in __ubsan::__ubsan_handle_type_mismatch_v1_abort (Data=, Pointer=) at ../../../../../src/libsanitizer/ubsan/ubsan_handlers.cpp:148 [12:52:11.472] bp = 4289873000 [12:52:11.472] pc = [12:52:11.472] Opts = {FromUnrecoverableHandler = 244, pc = 1, bp = 1758} [12:52:11.472] #7 0xeae68289 in DatumGetInt64 (X=) at ../src/include/postgres.h:395 [12:52:11.472] No locals. [12:52:11.472] #8 drive_crc32c (fcinfo=0x5a0680d8) at ../contrib/test_crc32c/test_crc32c.c:22 [12:52:11.472] count = [12:52:11.472] num = [12:52:11.472] data = [12:52:11.472] crc = [12:52:11.472] state = {s0 = 5805341188, s1 = 6256867014932910068} [12:52:11.472] seed = [12:52:11.472] #9 0x56d1653a in ExecInterpExpr (state=0x5a067c18, econtext=0x5a06687c, isnull=0xffb2458f) at ../src/backend/executor/execExprInterp.c:911 [12:52:11.472] fcinfo = 0x5a0680d8 [12:52:11.472] d = [12:52:11.472] op = 0x5a067ce8 [12:52:11.472] resultslot = 0x5a067bc8 [12:52:11.472] innerslot = 0x0 [12:52:11.472] outerslot = 0x0 [12:52:11.472] scanslot = 0x5a067a04 [12:52:11.472] oldslot = 0x0 [12:52:11.472] newslot = 0x0 [12:52:11.472] dispatch_table = {0x56d138c5 , 0x56d13918 , 0x56d13a1a , 0x56d13b1c , 0x56d13c1e , 0x56d13d20 , 0x56d13e22 , 0x56d14073 , 0x56d142c4 , 0x56d14515 , 0x56d14766 , 0x56d149b7 , 0x56d14a0f , 0x56d14a67 , 0x56d14abf , 0x56d14b17 , 0x56d14b6f , 0x56d14bc6 , 0x56d14f89 , 0x56d1534c , 0x56d1570f , 0x56d15ad2 , 0x56d15e95 , 0x56d160d7 , 0x56d163c8 , 0x56d164df , 0x56d16655 , 0x56d16842 , 0x56d16899 , 0x56d168f0 , 0x56d16920 , 0x56d16b0c , 0x56d16c98 , 0x56d16cc8 , 0x56d16eb4 , 0x56d17040 , 0x56d170ee , 0x56d1729b , 0x56d1732d , 0x56d1745b , 0x56d17589 , 0x56d17705 , 0x56d17836 , 0x56d17967 , 0x56d179be , 0x56d17a15 , 0x56d17b2d , 0x56d17c86 , 0x56d17ddf , 0x56d17ef7 , 0x56d17f4e , 0x56d17fa5 , 0x56d18037 , 0x56d1808e , 0x56d1843a , 0x56d185c7 , 0x56d18ab2 , 0x56d18b05 , 0x56d18d5c , 0x56d18fa3 , 0x56d1926c , 0x56d192bf , 0x56d19312 , 0x56d19365 , 0x56d194a6 , 0x56d194f9 , 0x56d19550 , 0x56d195a3 , 0x56d199ac , 0x56d19bd0 , 0x56d19c23 , 0x56d19c7a , 0x56d19cd1 , 0x56d19d28 , 0x56d19e2d , 0x56d19e72 , 0x56d19e2d , 0x56d18264 , 0x56d19fbc , 0x56d1a00f , 0x56d1a062 , 0x56d1a13a , 0x56d1a2bc , 0x56d1a4c8 , 0x56d1a649 , 0x56d19ebe , 0x56d19f12 , 0x56d19f65 , 0x56d1a879 , 0x56d1a8cc , 0x56d1a923 , 0x56d1a976 , 0x56d1a9e2 , 0x56d1aa39 , 0x56d1aa8c , 0x56d1ac16 , 0x56d1ac69 , 0x56d1ae2e , 0x56d1ae85 , 0x56d1aedc , 0x56d1afcb , 0x56d1b229 , 0x56d1b3af , 0x56d1b52e , 0x56d1b6ea , 0x56d1bb7c , 0x56d1bfac , 0x56d1c3b1 , 0x56d1c8d5 , 0x56d1cdab , 0x56d1d254 , 0x56d1d38b , 0x56d1d4c1 , 0x56d1d518 , 0x56d1d56f } [12:52:11.472] #10 0x56d08bb5 in ExecInterpExprStillValid (state=0x5a067c18, econtext=0x5a06687c, isNull=0xffb2458f) at ../src/backend/executor/execExprInterp.c:2229 [12:52:11.472] No locals. [12:52:11.472] #11 0x56d42737 in ExecEvalExprSwitchContext (state=0x5a067c18, econtext=, isNull=) at ../src/include/executor/executor.h:369 [12:52:11.472] retDatum = [12:52:11.472] oldContext = 0x5a0665c0 [12:52:11.472] #12 0x56d42832 in ExecProject (projInfo=projInfo@entry=0x5a067c14) at ../src/include/executor/executor.h:403 [12:52:11.472] econtext = 0x5a06687c [12:52:11.472] state = 0x5a067c18 [12:52:11.472] slot = 0x5a067bc8 [12:52:11.472] isnull = 87 [12:52:11.472] #13 0x56d43b51 in ExecScanExtended (projInfo=0x5a067c14, qual=0x0, epqstate=0x0, recheckMtd=0x56d76ace , accessMtd=0x56d76bf0 , node=0x5a066770) at ../src/include/executor/execScan.h:226 [12:52:11.472] slot = 0x5a067a04 [12:52:11.472] econtext = 0x5a06687c [12:52:11.472] econtext = [12:52:11.472] slot = [12:52:11.472] #14 ExecScan (node=, accessMtd=0x56d76bf0 , recheckMtd=0x56d76ace ) at ../src/backend/executor/execScan.c:59 [12:52:11.472] epqstate = 0x0 [12:52:11.472] qual = 0x0 [12:52:11.472] projInfo = 0x5a067c14 [12:52:11.472] #15 0x56d76b61 in ExecFunctionScan (pstate=0x5a066770) at ../src/backend/executor/nodeFunctionscan.c:269 [12:52:11.472] node = [12:52:11.472] #16 0x56d3b6cb in ExecProcNodeFirst (node=0x5a066770) at ../src/backend/executor/execProcnode.c:469 [12:52:11.472] No locals. [12:52:11.472] #17 0x56d25450 in ExecProcNode (node=node@entry=0x5a066770) at ../src/include/executor/executor.h:272 [12:52:11.472] No locals. [12:52:11.472] #18 0x56d25f1d in ExecutePlan (queryDesc=queryDesc@entry=0x59fab200, operation=operation@entry=CMD_SELECT, sendTuples=sendTuples@entry=true, numberTuples=0, direction=ForwardScanDirection, dest=0x5a06532c) at ../src/backend/executor/execMain.c:1657 [12:52:11.472] estate = 0x5a066650 [12:52:11.472] planstate = 0x5a066770 [12:52:11.472] use_parallel_mode = false [12:52:11.472] slot = [12:52:11.472] current_tuple_count = 0 [12:52:11.472] #19 0x56d2786e in standard_ExecutorRun (queryDesc=0x59fab200, direction=ForwardScanDirection, count=0) at ../src/backend/executor/execMain.c:363 [12:52:11.472] estate = 0x5a066650 [12:52:11.472] operation = CMD_SELECT [12:52:11.472] dest = 0x5a06532c [12:52:11.472] sendTuples = [12:52:11.472] oldcontext = 0x59fab170 [12:52:11.472] #20 0x56d278ef in ExecutorRun (queryDesc=0x59fab200, direction=ForwardScanDirection, count=0) at ../src/backend/executor/execMain.c:300 [12:52:11.472] No locals. [12:52:11.472] #21 0x5716370d in PortalRunSelect (portal=portal@entry=0x59fdf4d0, forward=forward@entry=true, count=0, count@entry=2147483647, dest=0x5a06532c) at ../src/backend/tcop/pquery.c:920 [12:52:11.472] queryDesc = 0x59fab200 [12:52:11.472] direction = [12:52:11.472] nprocessed = [12:52:11.472] __func__ = "PortalRunSelect" [12:52:11.472] #22 0x57166e3a in PortalRun (portal=0x59fdf4d0, count=2147483647, isTopLevel=true, dest=0x5a06532c, altdest=0x5a06532c, qc=0xffb248a4) at ../src/backend/tcop/pquery.c:764 [12:52:11.472] _save_exception_stack = 0xffb24924 [12:52:11.472] _save_context_stack = 0x0 [12:52:11.472] _local_sigjmp_buf = {{__jmpbuf = {1475301364, 1509442236, 1509815504, 1509442264, 1188892954, 243655755}, __mask_was_saved = 0, __saved_mask = {__val = {8, 0, 1475301364, 60, 1467431806, 1475301364, 1475301364, 1475301364, 0, 60, 471, 1464450271, 1509438480, 60, 0, 1464450090, 1509601648, 2, 0, 1475301364, 2, 1509815504, 1509442264, 1452867954, 60, 2, 1475301364, 1461083231, 746, 1475301364, 1509442236, 1461029684}}}} [12:52:11.472] _do_rethrow = [12:52:11.472] result = [12:52:11.472] nprocessed = [12:52:11.472] saveTopTransactionResourceOwner = 0x59f5dfc8 [12:52:11.472] saveTopTransactionContext = 0x59fffd70 [12:52:11.472] saveActivePortal = 0x0 [12:52:11.472] saveResourceOwner = 0x59f5dfc8 [12:52:11.472] savePortalContext = 0x0 [12:52:11.472] saveMemoryContext = 0x59fffd70 [12:52:11.472] __func__ = "PortalRun" [12:52:11.472] #23 0x5715fab8 in exec_simple_query (query_string=query_string@entry=0x59f834a0 "select drive_crc32c(1, i) from generate_series(100, 300, 4) i;") at ../src/backend/tcop/postgres.c:1271 [12:52:11.472] cmdtaglen = 6 [12:52:11.472] snapshot_set = [12:52:11.472] per_parsetree_context = 0x0 [12:52:11.472] plantree_list = 0x5a065300 [12:52:11.472] parsetree = 0x59f842bc [12:52:11.472] commandTag = [12:52:11.472] qc = {commandTag = CMDTAG_UNKNOWN, nprocessed = 0} [12:52:11.472] querytree_list = [12:52:11.472] portal = 0x59fdf4d0 [12:52:11.472] receiver = [12:52:11.472] format = 0 [12:52:11.472] cmdtagname = [12:52:11.472] parsetree_item__state = [12:52:11.472] dest = DestRemote [12:52:11.472] oldcontext = 0x59fffd70 [12:52:11.472] parsetree_list = 0x59f842d8 [12:52:11.472] parsetree_item = 0x59f842e8 [12:52:11.472] save_log_statement_stats = false [12:52:11.472] was_logged = false [12:52:11.472] use_implicit_block = false [12:52:11.472] msec_str = "\2404\370Y>\000\000\000Q\000\000\000R*\341V\020I\262\377\376\377\377?\340t\233gG,\341V" [12:52:11.472] __func__ = "exec_simple_query" [12:52:11.472] #24 0x571629fc in PostgresMain (dbname=0x59f5e32c "regression_test_crc32c", username=0x59fb66a0 "postgres") at ../src/backend/tcop/postgres.c:4691 [12:52:11.472] query_string = 0x59f834a0 "select drive_crc32c(1, i) from generate_series(100, 300, 4) i;" [12:52:11.472] firstchar = [12:52:11.472] input_message = {data = 0x59f834a0 "select drive_crc32c(1, i) from generate_series(100, 300, 4) i;", len = 63, maxlen = 1024, cursor = 63} [12:52:11.472] local_sigjmp_buf = {{__jmpbuf = {1475301364, 1479492108, 1479492112, 1, 1187148058, 236126283}, __mask_was_saved = 1, __saved_mask = {__val = {4194304, 0, 1509278544, 1464358048, 1, 1504, 1475301364, 84, 1475302128, 198, 1475301364, 1475301364, 256, 471, 1509278544, 1464449897, 1509278544, 10880, 0, 1464449721, 1475301364, 1479486752, 1479492112, 1460776621, 10880, 4135721818, 1475301364, 1459472265, 3942834472, 1, 4135275349, 1475301364}}}} [12:52:11.472] send_ready_for_query = false [12:52:11.472] idle_in_transaction_timeout_enabled = false [12:52:11.472] idle_session_timeout_enabled = false [12:52:11.472] __func__ = "PostgresMain" [12:52:11.472] #25 0x57158309 in BackendMain (startup_data=0xffb24a6c "", startup_data_len=4) at ../src/backend/tcop/backend_startup.c:107 [12:52:11.472] bsdata = 0xffb24a6c [12:52:11.472] #26 0x56fed015 in postmaster_child_launch (child_type=, child_slot=, startup_data=, startup_data_len=, client_sock=) at ../src/backend/postmaster/launch_backend.c:274 [12:52:11.472] pid = [12:52:11.472] #27 0x56ff26a9 in BackendStartup (client_sock=client_sock@entry=0xffb24ab8) at ../src/backend/postmaster/postmaster.c:3519 [12:52:11.472] bn = 0x59fa70d0 [12:52:11.472] pid = [12:52:11.472] startup_data = {canAcceptConnections = CAC_OK} [12:52:11.472] cac = [12:52:11.472] __func__ = "BackendStartup" [12:52:11.472] #28 0x56ff4934 in ServerLoop () at ../src/backend/postmaster/postmaster.c:1688 [12:52:11.472] s = {sock = 9, raddr = {addr = {ss_family = 1, __ss_padding = "\016W\b\000\000\000LQ\330\363`\001\373Y\376\215\016W\364O\357W`\001\373YpT\370Y\023\240\016W\364O\357W\247\001\373Y\350S\370Y\377\027\000\000\000\020\000\000\000\000\000\000\000\000\000\000\001\000\000\000\352\003\000\000\353\003\000\000\200\201\000\000\247\265\006\000\000\000\000\000P\n\000\000\000\000\000\000\b\000\000\000\000\000\000\000t80\000\000\000\000\000\211t\233g\000\000\000\000S9\232*", __ss_align = 0}, salen = 2}} [12:52:11.472] i = 0 [12:52:11.472] now = [12:52:11.472] last_lockfile_recheck_time = 1738241248 [12:52:11.472] last_touch_time = 1738241248 [12:52:11.472] events = {{pos = 1, events = 2, fd = 7, user_data = 0x0}, {pos = 0, events = 0, fd = 0, user_data = 0x0}, {pos = 0, events = 250746987, fd = 0, user_data = 0x0}, {pos = 0, events = 8, fd = 1, user_data = 0x1b}, {pos = 0, events = 0, fd = 0, user_data = 0x0}, {pos = 0, events = 0, fd = 4112, user_data = 0xf682962c}, {pos = 1509627264, events = 172, fd = 4096, user_data = 0xf6829c42}, {pos = -157622284, events = 4137347064, fd = 8240, user_data = 0x1000}, {pos = 1509627256, events = 1, fd = 1, user_data = 0x0}, {pos = 256, events = 0, fd = 99, user_data = 0x40}, {pos = 0, events = 0, fd = 0, user_data = 0xf69ae7c0}, {pos = 4096, events = 4137345012, fd = -216, user_data = 0xf682aa4f }, {pos = 1509318864, events = 4137345012, fd = -5092024, user_data = 0xf689ab4c <__fstat64_time64+44>}, {pos = 8, events = 4136922409, fd = -5092288, user_data = 0xf69adff4}, {pos = -159309769, events = 4137345012, fd = 1509318864, user_data = 0xf6803b22 <_IO_file_doallocate+178>}, {pos = 1509318864, events = 1509627264, fd = 1509631360, user_data = 0x1}, {pos = 2049, events = 0, fd = 439719, user_data = 0x0}, {pos = 33152, events = 4159615812, fd = -159711014, user_data = 0x566b208b}, {pos = 0, events = 0, fd = 2640, user_data = 0x0}, {pos = 4096, events = 4159791092, fd = 0, user_data = 0x679b7489}, {pos = 0, events = 4149866912, fd = -159798984, user_data = 0xf6798cf8}, {pos = 2090263927, events = 4159616777, fd = 1, user_data = 0x1}, {pos = -159774824, events = 1510, fd = -159745896, user_data = 0xf759f1a0}, {pos = -5092076, events = 4289875216, fd = 4128, user_data = 0x800}, {pos = 1509631368, events = 43, fd = 0, user_data = 0xf679a938}, {pos = -135176204, events = 4135221400, fd = 1449652447, user_data = 0xf67a0798}, {pos = 2090263927, events = 4149866912, fd = 23, user_data = 0xffb24da0}, {pos = -5092076, events = 4091882576, fd = 1509625208, user_data = 0xf6828619}, {pos = 8, events = 4137347008, fd = -157622284, user_data = 0x811}, {pos = 0, events = 0, fd = 1, user_data = 0x57484572 }, {pos = 1509633424, events = 2090263927, fd = -135173080, user_data = 0xffb24da0}, {pos = -5091932, events = 4159618766, fd = 1449465360, user_data = 0xffb24da4}, {pos = 16204, events = 3, fd = 3, user_data = 0x0}, {pos = 2, events = 3, fd = 0, user_data = 0x1}, {pos = 48, events = 0, fd = 7281383, user_data = 0x1400}, {pos = -135176204, events = 44, fd = 0, user_data = 0xffffff0c}, {pos = 0, events = 12, fd = 78159, user_data = 0xf68706cc }, {pos = 12, events = 0, fd = -5091728, user_data = 0xf6820692 }, {pos = -1, events = 4135192472, fd = -145100384, user_data = 0x1011}, {pos = 0, events = 0, fd = 3, user_data = 0x0}, {pos = 1475301364, events = 0, fd = 1449652447, user_data = 0x57ef5230 }, {pos = -135173552, events = 4159645643, fd = 0, user_data = 0xf6812c6d}, {pos = -5091828, events = 4159794216, fd = -203084512, user_data = 0x1}, {pos = 0, events = 4137339732, fd = -157629568, user_data = 0xffb24e0c}, {pos = 0, events = 1120, fd = -135176204, user_data = 0xf6811380}, {pos = 0, events = 0, fd = 0, user_data = 0x3dc16300}, {pos = -159774824, events = 4136043712, fd = -157622284, user_data = 0x3dc16300}, {pos = -157622284, events = 78159, fd = 12, user_data = 0xf67ca380 }, {pos = 2, events = 4289875568, fd = 0, user_data = 0x57ef4ff4}, {pos = 0, events = 4135363430, fd = 1475301364, user_data = 0x56fecc5b }, {pos = 2, events = 4289875568, fd = 0, user_data = 0x57487480 }, {pos = 4194304, events = 0, fd = 427663979, user_data = 0x27cd23}, {pos = 1738241248, events = 0, fd = 74, user_data = 0x0}, {pos = -157622284, events = 4289875708, fd = 1509593652, user_data = 0xf686a1cc <__clock_gettime64+60>}, {pos = 0, events = 4289875708, fd = 1475301364, user_data = 0x5743fca2 }, {pos = 1509584032, events = 0, fd = 1475301364, user_data = 0x57443963 }, {pos = -5091512, events = 1509593696, fd = 1509446632, user_data = 0x85e6bd}, {pos = 0, events = 4289875708, fd = 1509446768, user_data = 0x57ef4ff4}, {pos = 12, events = 1509592096, fd = 1509592076, user_data = 0x56fef7bd }, {pos = 13, events = 0, fd = 12, user_data = 0x5743fca2 }, {pos = 0, events = 12, fd = 1475301364, user_data = 0x57443963 }, {pos = 250, events = 1479427776, fd = 1459552006, user_data = 0x56ff0fc3 }, {pos = 1509592076, events = 12, fd = 0, user_data = 0x0}, {pos = 1, events = 1477305480, fd = 1509440768, user_data = 0x580de488 }} [12:52:11.472] nevents = 1 [12:52:11.472] __func__ = "ServerLoop" [12:52:11.472] #29 0x56ff61cb in PostmasterMain (argc=8, argv=0x59f5c290) at ../src/backend/postmaster/postmaster.c:1386 [12:52:11.472] opt = [12:52:11.472] status = [12:52:11.472] userDoption = [12:52:11.472] listen_addr_saved = false [12:52:11.472] output_config_variable = [12:52:11.472] __func__ = "PostmasterMain" [12:52:11.472] #30 0x56e18fe0 in main (argc=8, argv=0x59f5c290) at ../src/backend/main/main.c:230 [12:52:11.472] do_check_root = [12:52:11.472] dispatch_option = [12:52:11.492] -e [12:52:11.492] [12:52:11.492] [12:52:11.556] dumping /tmp/cores/postgres-3-86319.core for /tmp/cirrus-ci-build/build-32/tmp_install/usr/local/pgsql/bin/postgres [12:52:11.795] [New LWP 86319] [12:52:11.795] [12:52:11.795] This GDB supports auto-downloading debuginfo from the following URLs: [12:52:11.795] [12:52:11.795] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal] [12:52:11.795] Debuginfod has been disabled. [12:52:11.795] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit. [12:52:11.899] [New LWP 86192] [12:52:11.899] [Thread debugging using libthread_db enabled] [12:52:11.899] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [12:52:11.899] Core was generated by `postgres: primary: archiver archiving 000000010000000000000003.00000024.backup'. [12:52:11.899] Program terminated with signal SIGQUIT, Quit. [12:52:11.899] #0 0xf7f42559 in __kernel_vsyscall () [12:52:11.904] [Current thread is 1 (LWP 86319)] [12:52:11.907] [12:52:11.907] Thread 2 (Thread 0xf3de7240 (LWP 86192)): [12:52:11.907] warning: Couldn't find general-purpose registers in core file. [12:52:11.907] #0 in ?? () [12:52:11.907] PC unavailable, cannot determine locals. [12:52:11.907] Backtrace stopped: not enough registers or memory available to unwind further [12:52:11.907] [12:52:11.907] Thread 1 (LWP 86319): [12:52:11.907] #0 0xf7f42559 in __kernel_vsyscall () [12:52:11.907] No symbol table info available. [12:52:11.907] #1 0xf6882692 in pthread_sigmask () from /lib/i386-linux-gnu/libc.so.6 [12:52:11.907] No symbol table info available. [12:52:11.907] #2 0xf682c380 in sigprocmask () from /lib/i386-linux-gnu/libc.so.6 [12:52:11.907] No symbol table info available. [12:52:11.907] #3 0xf68f9085 in ?? () from /lib/i386-linux-gnu/libc.so.6 [12:52:11.907] No symbol table info available. [12:52:11.907] #4 0xf69167a8 in ?? () from /lib/i386-linux-gnu/libc.so.6 [12:52:11.907] No symbol table info available.