As requested:
gdb /usr/sbin/named
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Reading symbols from /usr/sbin/named...
(No debugging symbols found in /usr/sbin/named)
(gdb) set args -f -u bind
(gdb) run
Starting program: /usr/sbin/named -f -u bind
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7ffff3000680 (LWP 30029)]
[New Thread 0x7ffff2600680 (LWP 30030)]
[New Thread 0x7ffff1400680 (LWP 30031)]
[New Thread 0x7ffff0600680 (LWP 30032)]
free(): invalid pointer
Thread 1 "named" received signal SIGABRT, Aborted.
__pthread_kill_implementation (threadid=<optimized out>,
signo=signo@entry=6, no_tid=no_tid@entry=0) at ./nptl/pthread_kill.c:44
44 ./nptl/pthread_kill.c: Arquivo ou diret▒rio inexistente.
(gdb) bt
#0 __pthread_kill_implementation (threadid=<optimized out>,
signo=signo@entry=6, no_tid=no_tid@entry=0) at ./nptl/pthread_kill.c:44
#1 0x00007ffff6e0db6f in __pthread_kill_internal (signo=6,
threadid=<optimized out>) at ./nptl/pthread_kill.c:78
#2 0x00007ffff6dbf4e2 in __GI_raise (sig=sig@entry=6) at
../sysdeps/posix/raise.c:26
#3 0x00007ffff6da84ed in __GI_abort () at ./stdlib/abort.c:79
#4 0x00007ffff6da9395 in __libc_message (fmt=fmt@entry=0x7ffff6f1d55e
"%s\n") at ../sysdeps/posix/libc_fatal.c:150
#5 0x00007ffff6e17455 in malloc_printerr (str=str@entry=0x7ffff6f1b02b
"free(): invalid pointer") at ./malloc/malloc.c:5765
#6 0x00007ffff6e195b4 in _int_free (av=0x7ffff6f58ac0 <main_arena>,
p=<optimized out>, have_lock=have_lock@entry=0) at ./malloc/malloc.c:4500
#7 0x00007ffff6e1be2f in __GI___libc_free (mem=<optimized out>) at
./malloc/malloc.c:3391
#8 0x00007fffedc97155 in ?? () from
/usr/lib/x86_64-linux-gnu/samba/ldb/schema_load.so
#9 0x00007ffff266082b in dsdb_get_schema () from
/usr/lib/x86_64-linux-gnu/samba/libldbsamba-private-samba.so.0
#10 0x00007fffedc96d5c in ?? () from
/usr/lib/x86_64-linux-gnu/samba/ldb/schema_load.so
#11 0x00007ffff39632c2 in ldb_module_init_chain () from
/lib/x86_64-linux-gnu/libldb.so.2
#12 0x00007ffff39632c2 in ldb_module_init_chain () from
/lib/x86_64-linux-gnu/libldb.so.2
#13 0x00007fffedce8dd4 in ?? () from
/usr/lib/x86_64-linux-gnu/samba/ldb/rootdse.so
#14 0x00007ffff39632c2 in ldb_module_init_chain () from
/lib/x86_64-linux-gnu/libldb.so.2
#15 0x00007fffedcc6f13 in ?? () from
/usr/lib/x86_64-linux-gnu/samba/ldb/samba_dsdb.so
#16 0x00007ffff39632c2 in ldb_module_init_chain () from
/lib/x86_64-linux-gnu/libldb.so.2
#17 0x00007ffff39633ac in ldb_load_modules () from
/lib/x86_64-linux-gnu/libldb.so.2
#18 0x00007ffff39622be in ldb_connect () from
/lib/x86_64-linux-gnu/libldb.so.2
#19 0x00007ffff265b435 in samba_ldb_connect () from
/usr/lib/x86_64-linux-gnu/samba/libldbsamba-private-samba.so.0
#20 0x00007ffff3924678 in samdb_connect_url () from
/lib/x86_64-linux-gnu/libsamdb.so.0
#21 0x00007ffff66aca6e in dlz_create () from
/usr/lib/x86_64-linux-gnu/samba/bind9/dlz_bind9_18.so
#22 0x0000555555579126 in ?? ()
#23 0x00007ffff794d49a in ?? () from
/lib/x86_64-linux-gnu/libdns-9.19.25-185-g392e7199df2-1-Debian.so
#24 0x00007ffff7859105 in dns_dlzcreate () from
/lib/x86_64-linux-gnu/libdns-9.19.25-185-g392e7199df2-1-Debian.so
#25 0x000055555558cf07 in ?? ()
#26 0x000055555559d88f in ?? ()
#27 0x000055555559eb81 in ?? ()
#28 0x00007ffff7f4e537 in isc.async_cb () from
/lib/x86_64-linux-gnu/libisc-9.19.25-185-g392e7199df2-1-Debian.so
#29 0x00007ffff7b12d33 in ?? () from /lib/x86_64-linux-gnu/libuv.so.1
#30 0x00007ffff7b26a72 in ?? () from /lib/x86_64-linux-gnu/libuv.so.1
#31 0x00007ffff7b139f8 in uv_run () from /lib/x86_64-linux-gnu/libuv.so.1
#32 0x00007ffff7f61850 in ?? () from
/lib/x86_64-linux-gnu/libisc-9.19.25-185-g392e7199df2-1-Debian.so
#33 0x000055555556e97a in main ()
Em 28/06/2024 01:56, Michael Tokarev escreveu:
On 6/27/24 16:33, Lucas Bocchi wrote:
Package: bind9
Version: 1:9.19.24-185-g392e7199df2-1
Severity: important
Dear Maintainer,
BIND9 with default configs, only enabling BIND9_DLZ, appears SEGFAULT
on new bind9 version to debian testing
Jun 27 10:26:01 gw-fw-local named[146587]: Loading 'AD DNS Zone'
using driver dlopen
Jun 27 10:26:01 gw-fw-local kernel: named[146587]: segfault at 8 ip
00007ff967100340 sp 00007ffcf4188950 error 4 in
libc.so.6[7ff96708f000+157000] likely on CPU 0 (core 0, socket 0)
Jun 27 10:26:01 gw-fw-local kernel: Code: 5c 41 5d 41 5e e9 f0 fa ff
ff 48 8d 3d a9 71 10 00 e8 14 e1 ff ff 0f 1f 40 00 48 8d 3d 31 71 10
00 e8 04 e1 ff ff 0f 1f 40 00 <48> 8b 50 08 48 83 e2 f8 48 01 d0 49
39 c5 0f 82 38 ff ff ff 48 8d
Can you try to get a stack backtrace from named?
We already had a similar bug before,
https://bugzilla.samba.org/show_bug.cgi?id=14030
Thanks,
/mjt
