assertion failure in 9.12.2-P1 on shutdown
Summary
One of our servers yesterday logged a crash while named was being restarted.
Crash error message:
general: critical: ht.c:162: REQUIRE((__builtin_expect(!!((ht) != ((void *)0)), 1) && __builtin_expect(!!(((const isc__magic_t *)(ht))->magic == ((('H') << 24 | ('T') << 16 | ('a') << 8 | ('b')))), 1))) failed, back trace
Steps to reproduce
We can not reproduce the crash
Relevant configuration files
Configuration, core dump, source and binary rpms, logs are available at: https://drive.switch.ch/index.php/s/pMg3LQt7PjincWw
named -V
:
BIND 9.12.2-P1-RedHat-9.12.2_P1-2.el7.0 <id:8914b83>
running on Linux x86_64 3.10.0-862.11.6.el7.x86_64 #1 SMP Fri Aug 10 16:55:11 UTC 2018
built by make with '--build=x86_64-koji-linux-gnu' '--host=x86_64-koji-linux-gnu' '--program-prefix=' '--disable-dependency-tracking' '--prefix=/opt/named' '--bindir=/opt/named/bin' '--sbindir=/opt/named/sbin' '--sysconfdir=/etc' '--datadir=/opt/named/share' '--includedir=/opt/named/include' '--libdir=/opt/named/lib64' '--libexecdir=/opt/named/libexec' '--localstatedir=/var' '--sharedstatedir=/var/lib' '--mandir=/opt/named/share/man' '--infodir=/opt/named/share/info' '--exec-prefix=/opt/named' '--with-libtool' '--enable-threads' '--enable-ipv6' '--enable-largefile' '--with-randomdev=/dev/urandom' '--with-tuning=large' '--enable-dnstap' '--disable-static' '--disable-openssl-version-check' '--includedir=/opt/named/include/bind9' '--with-docbook-xsl=/opt/named/share/sgml/docbook/xsl-stylesheets' 'build_alias=x86_64-koji-linux-gnu' 'host_alias=x86_64-koji-linux-gnu' 'CFLAGS= -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong --param=ssp-buffer-size=4 -grecord-gcc-switches -m64 -mtune=generic' 'LDFLAGS=-Wl,-z,relro ' 'CPPFLAGS= -DDIG_SIGCHASE'
compiled by GCC 4.8.5 20150623 (Red Hat 4.8.5-28)
compiled with OpenSSL version: OpenSSL 1.0.2k 26 Jan 2017
linked to OpenSSL version: OpenSSL 1.0.2k-fips 26 Jan 2017
compiled with libxml2 version: 2.9.1
linked to libxml2 version: 20901
compiled with zlib version: 1.2.7
linked to zlib version: 1.2.7
threads support is enabled
Relevant logs and/or screenshots
log:
06-Sep-2018 14:49:54.176 general: info: received control channel command 'stop'
06-Sep-2018 14:49:54.194 general: info: shutting down: flushing changes
06-Sep-2018 14:49:54.194 general: notice: stopping statistics channel on 127.0.0.1#8053
06-Sep-2018 14:49:54.194 general: notice: stopping statistics channel on ::1#8053
06-Sep-2018 14:49:54.194 general: notice: stopping command channel on 127.0.0.1#953
06-Sep-2018 14:49:54.194 general: notice: stopping command channel on ::1#953
06-Sep-2018 14:49:54.196 network: info: no longer listening on ::#5353
06-Sep-2018 14:49:54.196 network: info: no longer listening on 127.0.0.1#5353
06-Sep-2018 14:49:54.196 network: info: no longer listening on 130.59.118.34#5353
06-Sep-2018 14:49:54.196 network: info: no longer listening on 130.59.31.246#5353
06-Sep-2018 14:49:54.230 general: critical: ht.c:162: REQUIRE((__builtin_expect(!!((ht) != ((void *)0)), 1) && __builtin_expect(!!(((const isc__magic_t *)(ht))->magic == ((('H') << 24 | ('T') << 16 | ('a') << 8 | ('b')))), 1))) failed, back trace
06-Sep-2018 14:49:54.230 general: critical: #0 0x428b00 in ??
06-Sep-2018 14:49:54.230 general: critical: #1 0x7f4beaeefffa in ??
06-Sep-2018 14:49:54.230 general: critical: #2 0x7f4beaef5f68 in ??
06-Sep-2018 14:49:54.230 general: critical: #3 0x7f4bec2497c6 in ??
06-Sep-2018 14:49:54.230 general: critical: #4 0x7f4beaf14c6b in ??
06-Sep-2018 14:49:54.230 general: critical: #5 0x7f4bea24ddd5 in ??
06-Sep-2018 14:49:54.230 general: critical: #6 0x7f4be94f1b3d in ??
06-Sep-2018 14:49:54.230 general: critical: exiting (due to assertion failure)
thread apply bt full
:
Thread 7 (Thread 0x7f4be6afd700 (LWP 5349)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1 0x00007f4beaf1a8af in run (uap=0x7f4bec95b010) at timer.c:810
manager = 0x7f4bec95b010
now = {seconds = 1536238194, nanoseconds = 213757000}
result = <optimized out>
#2 0x00007f4bea24ddd5 in start_thread (arg=0x7f4be6afd700) at pthread_create.c:308
__res = <optimized out>
pd = 0x7f4be6afd700
now = <optimized out>
unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139963969558272, 5463038820892927182, 0, 8392704, 0, 139963969558272, -5384245204717017906, -5384255023598803762},
mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
not_first_call = <optimized out>
pagesize_m1 = <optimized out>
sp = <optimized out>
freesize = <optimized out>
#3 0x00007f4be94f1b3d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
Thread 6 (Thread 0x7f4be576d700 (LWP 5351)):
#0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
No locals.
#1 0x00007f4bea66ace8 in fstrm__iothr_thr (arg=0x7f4be1850c40) at fstrm/iothr.c:627
res = <optimized out>
count = <optimized out>
ts = {tv_sec = 774757, tv_nsec = 678024970}
rv = <optimized out>
iothr = 0x7f4be1850c40
__PRETTY_FUNCTION__ = "fstrm__iothr_thr"
#2 0x00007f4bea24ddd5 in start_thread (arg=0x7f4be576d700) at pthread_create.c:308
__res = <optimized out>
pd = 0x7f4be576d700
now = <optimized out>
unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139963949045504, 5463038820892927182, 0, 8392704, 0, 139963949045504, -5384240059346197298, -5384255023598803762},
mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
not_first_call = <optimized out>
pagesize_m1 = <optimized out>
sp = <optimized out>
freesize = <optimized out>
#3 0x00007f4be94f1b3d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
Thread 5 (Thread 0x7f4bec996840 (LWP 5345)):
#0 0x00007f4bea24ef47 in pthread_join (threadid=139963994736384, thread_return=thread_return@entry=0x0) at pthread_join.c:92
_tid = 5346
_buffer = {__routine = 0x7f4bea24ee80 <cleanup>, __arg = 0x7f4be8300d28, __canceltype = 0, __prev = 0x0}
oldtype = 0
pd = 0x7f4be8300700
self = 0x7f4bec996840
result = 0
#1 0x00007f4beaf163ac in isc__taskmgr_destroy (managerp=managerp@entry=0x672f30 <named_g_taskmgr>) at task.c:1581
manager = 0x7f4bec95a010
task = <optimized out>
i = 0
#2 0x00007f4beaf17628 in isc_taskmgr_destroy (managerp=managerp@entry=0x672f30 <named_g_taskmgr>) at task.c:2106
No locals.
#3 0x000000000042090b in destroy_managers () at ./main.c:871
No locals.
#4 cleanup () at ./main.c:1311
No locals.
#5 main (argc=<optimized out>, argv=<optimized out>) at ./main.c:1556
result = 0
Thread 4 (Thread 0x7f4be62fc700 (LWP 5350)):
#0 0x00007f4be94f2113 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1 0x00007f4beaf28606 in watcher (uap=0x7f4bec95d010) at socket.c:4257
manager = 0x7f4bec95d010
done = isc_boolean_false
cc = <optimized out>
fnname = 0x7f4beaf3ec89 "epoll_wait()"
strbuf = '\000' <repeats 127 times>
#2 0x00007f4bea24ddd5 in start_thread (arg=0x7f4be62fc700) at pthread_create.c:308
__res = <optimized out>
pd = 0x7f4be62fc700
now = <optimized out>
unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139963961165568, 5463038820892927182, 0, 8392704, 0, 139963961165568, -5384246303691774770, -5384255023598803762},
mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
not_first_call = <optimized out>
pagesize_m1 = <optimized out>
sp = <optimized out>
freesize = <optimized out>
#3 0x00007f4be94f1b3d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
Thread 3 (Thread 0x7f4be72fe700 (LWP 5348)):
#0 0x00007f4bec1c2e28 in delete_callback (data=0x7f4be4bcb0a0, arg=0x7f4be4c77898) at rbtdb.c:7932
rbtdb = 0x7f4be4c77898
current = 0x7f4be4bcb0a0
next = <optimized out>
locknum = 65534
#1 0x00007f4bec1b5a85 in deletetreeflat (rbt=rbt@entry=0x7f4be57c76d0, quantum=450, unhash=unhash@entry=isc_boolean_false, nodep=nodep@entry=0x7f4be57c76e0) at rbt.c:2861
node = 0x7f4be4bc9280
root = 0x7f4be4bca010
#2 0x00007f4bec1b6578 in dns_rbt_destroy2 (rbtp=rbtp@entry=0x7f4be4c77b50, quantum=<optimized out>) at rbt.c:1047
rbt = 0x7f4be57c76d0
#3 0x00007f4bec1bda72 in free_rbtdb (rbtdb=0x7f4be4c77898, log=isc_boolean_true, event=0x7f4be4c18010) at rbtdb.c:1254
i = <optimized out>
ondest = {magic = 1536238194, events = {head = 0x7f4be72fdad8, tail = 0x7f4be72fdab0}}
result = <optimized out>
buf = "\000\000\000\000\000\000\000\000XÚ\354K\177\000\000\000\300\232\354K\177\000\000\317qy\354K\177", '\000' <repeats 18 times>, "\005\000\000\000K\177\000\000\000\000\000\000\000\000\000\000\001\000\000\000K\177\000\000\000\300\232\354K\177\000\000P\335/\347K\177", '\000' <repeats 18 times>, "\336\276y\354K\177\000\000\000\000\000\000\000\000\000\000XÚ\354K\177\000\000 \332/\347K\177\000\000\020\332/\347K\177\000\000\033njq\000\000\000\000\205\246\021\354K\177\000\000\377\377\377\377", '\000' <repeats 12 times>, "\330\355\020\354K\177\000\000\000\300\232\354K\177\000\000pg\214\321K\177\000\000\000\000\000\000\000\000\000\000"...
treep = 0x7f4be4c77b50
start = {seconds = 1536238194, nanoseconds = 231021000}
listener = <optimized out>
listener_next = <optimized out>
#4 0x00007f4beaf14c6b in dispatch (manager=0x7f4bec95a010) at task.c:1139
dispatch_count = 1
done = isc_boolean_false
finished = isc_boolean_false
requeue = isc_boolean_false
event = 0x7f4be4c18010
task = 0x7f4bec96e1a0
#5 run (uap=0x7f4bec95a010) at task.c:1311
manager = 0x7f4bec95a010
#6 0x00007f4bea24ddd5 in start_thread (arg=0x7f4be72fe700) at pthread_create.c:308
__res = <optimized out>
pd = 0x7f4be72fe700
now = <optimized out>
unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139963977950976, 5463038820892927182, 0, 8392704, 0, 139963977950976, -5384244105742261042, -5384255023598803762},
mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
not_first_call = <optimized out>
pagesize_m1 = <optimized out>
sp = <optimized out>
freesize = <optimized out>
#7 0x00007f4be94f1b3d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
Thread 2 (Thread 0x7f4be8300700 (LWP 5346)):
#0 __GI___pthread_mutex_lock (mutex=mutex@entry=0x25cd360) at ../nptl/pthread_mutex_lock.c:163
type = 3
id = 5346
#1 0x00007f4beaf0701e in isc___mem_put (ctx0=0x25cd330, ptr=0x7f4bdd630260, size=58, file=0x7f4beaf33f2a "ht.c", line=108) at mem.c:1320
ctx = 0x25cd330
call_water = isc_boolean_false
si = <optimized out>
oldsize = <optimized out>
#2 0x00007f4beaef5c59 in isc_ht_destroy (htp=htp@entry=0x7f4be5870a58) at ht.c:106
next = 0x7f4bdcb583d0
node = <optimized out>
ht = 0x7f4bec961df0
i = 569
#3 0x00007f4bec248d64 in rpz_detach (rpzs=0x7f4be185ddd0, rpzp=<synthetic pointer>) at rpz.c:2095
rpz = 0x7f4be5870770
refs = <optimized out>
#4 dns_rpz_detach_rpzs (rpzsp=<optimized out>) at rpz.c:2135
rpzs = 0x7f4be185ddd0
rpz = 0x0
refs = <optimized out>
#5 0x00007f4bec276fd0 in destroy (view=0x7f4be012f450) at view.c:394
dns64 = 0x0
dlzdb = 0x7f4bdc68d7e0
#6 0x00007f4bec2782d2 in dns_view_weakdetach (viewp=viewp@entry=0x7f4be2f46ab8) at view.c:694
view = <optimized out>
done = <optimized out>
#7 0x00007f4bec283fec in zone_free (zone=0x7f4be2f46170) at zone.c:1148
mctx = 0x0
signing = <optimized out>
nsec3chain = <optimized out>
include = <optimized out>
#8 0x00007f4bec284b0c in dns_zone_idetach (zonep=zonep@entry=0x7f4be82ffd20) at zone.c:5367
zone = <optimized out>
free_needed = <optimized out>
#9 0x00007f4bec28cbce in dump_done (arg=<optimized out>, result=0) at zone.c:10505
me = "dump_done"
zone = 0x0
secure = <optimized out>
db = <optimized out>
version = <optimized out>
again = isc_boolean_false
compact = isc_boolean_false
serial = 11012
tresult = 0
#10 0x00007f4bec18e780 in dump_quantum (task=0x7f4bec96e588, event=0x7f4be57ba4f0) at masterdump.c:1427
result = 0
tresult = <optimized out>
dctx = 0x7f4bd18c6770
#11 0x00007f4beaf14c6b in dispatch (manager=0x7f4bec95a010) at task.c:1139
dispatch_count = 0
done = isc_boolean_false
finished = isc_boolean_false
requeue = isc_boolean_false
event = 0x7f4be57ba4f0
task = 0x7f4bec96e588
#12 run (uap=0x7f4bec95a010) at task.c:1311
manager = 0x7f4bec95a010
#13 0x00007f4bea24ddd5 in start_thread (arg=0x7f4be8300700) at pthread_create.c:308
__res = <optimized out>
pd = 0x7f4be8300700
now = <optimized out>
unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139963994736384, 5463038820892927182, 0, 8392704, 0, 139963994736384, -5384250703885769522, -5384255023598803762},
mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
not_first_call = <optimized out>
pagesize_m1 = <optimized out>
sp = <optimized out>
freesize = <optimized out>
#14 0x00007f4be94f1b3d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
Thread 1 (Thread 0x7f4be7aff700 (LWP 5347)):
#0 0x00007f4be9429207 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
resultvar = 0
pid = 5345
selftid = 5347
#1 0x00007f4be942a8f8 in __GI_abort () at abort.c:90
save_stage = 2
act = {__sigaction_handler = {sa_handler = 0x0, sa_sigaction = 0x0}, sa_mask = {__val = {0, 0, 0, 0, 0, 162, 139964041084416, 139963986336736, 139964013640614,
139963986336864, 139963986341576, 549755813897, 139964013646325, 139963986336864, 139963986336864, 139963986336844}}, sa_flags = -353434864, sa_restorer = 0x7}
sigs = {__val = {32, 0 <repeats 15 times>}}
#2 0x0000000000428cce in assertion_failed (file=<optimized out>, line=<optimized out>, type=<optimized out>, cond=<optimized out>) at ./main.c:252
tracebuf = {0x428b00 <assertion_failed+96>, 0x7f4beaeefffa <isc_assertion_failed+10>, 0x7f4beaef5f68, 0x7f4bec2497c6 <update_quantum+582>, 0x7f4beaf14c6b <run+699>,
0x7f4bea24ddd5 <start_thread+197>, 0x7f4be94f1b3d <clone+109>, 0x7f4be94f1b3d <clone+109>, 0x0, 0x7f4beaee1bf8, 0x500000000, 0x10000035b, 0x7f4beaf34521,
0x7f4be7afde48, 0x7f4be7afde20, 0x1, 0x0, 0x7f4bec9a1d18, 0x7f4bec9a19c0, 0x7f4bec7971cf <_dl_lookup_symbol_x+287>, 0x0, 0x0, 0x7f4b00000005, 0x0, 0x7f4b00000001,
0x7f4bec9a19c0, 0x7f4beaf34521, 0x7f4beaf35c3d, 0x25d9dd0, 0x3, 0x0, 0x7f4bec9a1d18, 0x7f4be7afdd90, 0x7f4be7afdd80, 0xbbcef15f, 0x7f4beaee2f8a, 0xffffffff,
0x7f4be97b63a0 <__GI__IO_file_jumps>, 0x7f4beaee1bf8, 0x7f4bec9a19c0, 0xfd00, 0xd5958, 0x1, 0x19000081a4, 0x19, 0x0, 0x2dd523a, 0x1000, 0x1ff80, 0x5b91226a,
0x20e25964, 0x7f4beb14d2e0, 0x1b, 0x7f4be7afe150, 0x7f4be7afe120, 0x7f4be7afe140, 0x0, 0x7f4bec79bede <_dl_fixup+206>, 0x7f4b00000005, 0x0, 0x0, 0x7f4beaee1bf8,
0x7f4be7afe0a0, 0x7f4bec7a3a23 <_dl_runtime_resolve_fxsave+67>, 0x0, 0x7f4beaf33e00, 0x0, 0xa2, 0x7f4beaf33f2a, 0x0, 0x7f4bc737ba80, 0x7f4be7afdf40, 0x37f, 0x0, 0x0,
0xffff00001f80, 0x0 <repeats 16 times>, 0x6d02656e6f7a0467, 0x7773067a70720377, 0x7773067a70720377, 0x68630268637469, 0x0, 0x0, 0x0, 0xff0000, 0x0, 0x0, 0x0, 0x0,
0x730674656e03302d, 0x6863026863746977, 0x630b010000000100, 0x6e6f6d2d65686361, 0x3030303030303030, 0x3030303030303030, 0xe04d05dcc4c4f140, 0x84f1ee6752074d52,
0x3ec61eb51f4b6325, 0x6f6676bb69bd29df, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x7f4bd4001398, 0xa, 0x7f4beaf06299 <isc___mem_get+793>}
i = <optimized out>
nframes = 7
result = <optimized out>
logsuffix = <optimized out>
fname = 0x0
#3 0x00007f4beaeefffa in isc_assertion_failed (file=file@entry=0x7f4beaf33f2a "ht.c", line=line@entry=162, type=type@entry=isc_assertiontype_require,
cond=cond@entry=0x7f4beaf33e00 "(__builtin_expect(!!((ht) != ((void *)0)), 1) && __builtin_expect(!!(((const isc__magic_t *)(ht))->magic == ((('H') << 24 | ('T') << 16 | ('a') << 8 | ('b')))), 1))") at assertions.c:51
No locals.
#4 0x00007f4beaef5f68 in isc_ht_find (ht=0x0, key=<optimized out>, keysize=<optimized out>, valuep=valuep@entry=0x0) at ht.c:162
node = <optimized out>
hash = <optimized out>
#5 0x00007f4bec2497c6 in update_quantum (task=<optimized out>, event=0x0) at rpz.c:1912
namebuf = "*.1evnuvt1lcena9roy7au1yd7roe.org.zone.mw.rpz.switch.ch\000\000.ch\000\177\000\000\240\235]\002\000\000\000\000\375\377\377\377\377\377\377\377", '\000' <repeats 16 times>, "\005\000\000\000K\177\000\000\000\000\000\000\000\000\000\000r\"\221[p\243\364\vXÚ\354K\177\000\000\000\375\000\000\000\000\000\000XY\r\000\000\000\000\000\001\000\000\000\000\000\000\000\244\201\000\000\031\000\000\000\031", '\000' <repeats 15 times>, "k\325\332\002\000\000\000\000\000\020\000\000\000\000\000\000\200\377\001\000\000\000\000\000j"...
rdsiter = 0x0
result = 0
node = 0x7f4bc2fc59a0
rpz = 0x7f4be586fb20
domain = "zone.mw.rpz.switch.ch", '\000' <repeats 99 times>, "h\364\024\353K\177\000\000\t\000\000\000\000\062\060\060@\346\257\347K\177\000\000D\353\257\347K200P\346\257\347K\177\000\000\303\353\257\347K\177\000\000P\346\257\347K\177\000\000\274\367\363\352K\177\000\000\310\347\257\347K\177\000\000\001\000\000\000\000\000\000\000"...
fixname = {name = {magic = 1145983854, ndata = 0x7f4be7afe260 "\034\061evr4sk1fwf4kw1bpskp215neiqm\003org\004zone\002mw\003rpz\006switch\002ch", length = 56,
labels = 8, attributes = 1, offsets = 0x7f4be7afe1a0 "", buffer = 0x7f4be7afe220, link = {prev = 0xffffffffffffffff, next = 0xffffffffffffffff}, list = {
head = 0x0, tail = 0x0}},
offsets = "\000\035!&)-478\000\000\000K\177\000\000\000\342\257\347K\177\000\000\360\347\232ѭ\a\000\000\020\334\002\320K\177\000\000e\327F\351K\177\000\000\236[\363\352K\177\000\000\v\000\000\000\000\000\000\000\t\000\000\000\060\000\000\000\t\\\363\352K\177\000\000\020\350\257\347K\177\000\000\240c{\351K\177\000\000(\350\257\347K\177\000\000\365[\363\352K\177\000\000 nf\334K\177\000\000\261\266C\351K\177\000", buffer = {magic = 1114990113, base = 0x7f4be7afe260, length = 255, used = 56, current = 0, active = 0,
link = {prev = 0xffffffffffffffff, next = 0xffffffffffffffff}, mctx = 0x0, autore = isc_boolean_false},
data = "\034\061evr4sk1fwf4kw1bpskp215neiqm\003org\004zone\002mw\003rpz\006switch\002ch\000\000\000\002ch", '\000' <repeats 19 times>, " \021X\354K\177", '\000' <repeats 14 times>, "K\177\000\000\000\000\000\000\000\000\000\000,\000\000\000K\177\000\000\000\000\000\000K\177\000\000\375\000D\351K\177", '\000' <repeats 18 times>, "\377\377\377\377\377\377\377\377\375\000D\351K\177\000\000\t\000\000\000K\177\000\000\000\000\000\000\000\000\000\000\377\377\377\377\377\377\377\377\375\000D\351K\177\000\000\000\000\000\000\000\000\000\000"...}
name = 0x7f4be7afe150
count = 998
#6 0x00007f4beaf14c6b in dispatch (manager=0x7f4bec95a010) at task.c:1139
dispatch_count = 0
done = isc_boolean_false
finished = isc_boolean_false
requeue = isc_boolean_false
event = 0x7f4be586fe68
task = 0x7f4be58638a8
#7 run (uap=0x7f4bec95a010) at task.c:1311
manager = 0x7f4bec95a010
#8 0x00007f4bea24ddd5 in start_thread (arg=0x7f4be7aff700) at pthread_create.c:308
__res = <optimized out>
pd = 0x7f4be7aff700
now = <optimized out>
unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139963986343680, 5463038820892927182, 0, 8392704, 0, 139963986343680, -5384243006767504178, -5384255023598803762},
mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
not_first_call = <optimized out>
pagesize_m1 = <optimized out>
sp = <optimized out>
freesize = <optimized out>
#9 0x00007f4be94f1b3d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.