[dns-operations] bind-9.9.4-P1 crash

[Mark Andrews]

    Could you please submit this to bind9-bugs at isc.org.
 
In message <812F0F01-2C7C-434D-B9E8-6219FCB8C171 at puck.nether.net>, Jared Mauch 
writes:
> Anyone seen this crash:?
>
> I'm hitting it fairly often right now and trying to poke at the code for
> triage:
>
> 17-Dec-2013 20:56:03.138 general: name.c:1727: INSIST(offset <= length)
> failed, back trace
> 17-Dec-2013 20:56:03.138 general: #0 0x43140d in ??
> 17-Dec-2013 20:56:03.138 general: #1 0x7ffff622517a in ??
> 17-Dec-2013 20:56:03.138 general: #2 0x7ffff7873536 in ??
> 17-Dec-2013 20:56:03.139 general: #3 0x7ffff7877b8d in ??
> 17-Dec-2013 20:56:03.139 general: #4 0x432590 in ??
> 17-Dec-2013 20:56:03.139 general: #5 0x4367a6 in ??
> 17-Dec-2013 20:56:03.139 general: #6 0x440c1f in ??
> 17-Dec-2013 20:56:03.139 general: #7 0x445c19 in ??
> 17-Dec-2013 20:56:03.139 general: #8 0x426bef in ??
> 17-Dec-2013 20:56:03.139 general: #9 0x7ffff6247836 in ??
> 17-Dec-2013 20:56:03.139 general: #10 0x7ffff5dfcf33 in ??
> 17-Dec-2013 20:56:03.139 general: #11 0x7ffff5b2aead in ??
> 17-Dec-2013 20:56:03.139 general: exiting (due to assertion failure)
>
>
> Seems to perhaps be with a specific QNAME
>
> (gdb) bt
> #0  0x00007ffff5a6bc59 in raise () from /usr/lib64/libc.so.6
> #1  0x00007ffff5a6d368 in abort () from /usr/lib64/libc.so.6
> #2  0x00000000004315d6 in assertion_failed (file=<optimized out>,
> line=<optimized out>, type=<optimized out>, cond=<optimized out>) at
> ./main.c:218
> #3  0x00007ffff622517a in isc_assertion_failed () from
> /usr/lib64/libisc.so.95
> #4  0x00007ffff7873536 in set_offsets () from /usr/lib64/libdns.so.100
> #5  0x00007ffff7877b8d in dns_name_copy () from /usr/lib64/libdns.so.100
> #6  0x0000000000432590 in query_findclosestnsec3
> (qname=qname at entry=0x7ffff26b6810, db=db at entry=0x7fffe73d82b0,
> version=version at entry=0x0,
>     client=client at entry=0x7fffe8132e10, rdataset=0x7fffed088b00,
> sigrdataset=0x7fffed0880f0, fname=0x7fffed0850b0,
> exact=exact at entry=isc_boolean_true,
>     found=found at entry=0x7ffff26b6810) at query.c:5337
> #7  0x00000000004367a6 in query_addwildcardproof (client=<optimized out>,
> db=0x7fffe73d82b0, version=0x7fffe73d0590, name=<optimized out>,
>     ispositive=ispositive at entry=isc_boolean_false,
> nodata=nodata at entry=isc_boolean_false) at query.c:3482
> #8  0x0000000000440c1f in query_find (client=0x7fffe8132e10,
> event=event at entry=0x0, qtype=<optimized out>, qtype at entry=12) at
> query.c:6686
> #9  0x0000000000445c19 in ns_query_start
> (client=client at entry=0x7fffe8132e10) at query.c:7794
> #10 0x0000000000426bef in client_request (task=<optimized out>,
> event=<optimized out>) at client.c:1939
> #11 0x00007ffff6247836 in run () from /usr/lib64/libisc.so.95
> #12 0x00007ffff5dfcf33 in start_thread () from /usr/lib64/libpthread.so.0
> #13 0x00007ffff5b2aead in clone () from /usr/lib64/libc.so.6
>
> QNAME available in private for those that I trust.
>
> - Jared
>
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-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org