ZNC crash backtrace

gistfile1.txt

[2017-11-26 18:30:57.157257] (bonstra/mozilla) IRC -> ZNC [:bruford.mozilla.org 352 Bonstra #rust asymmetric moz-d3nt11.seedhost.eu belew.mozilla.org asymmetric H :0 asymmetric]
[2017-11-26 18:30:57.158416] (bonstra/mozilla) ZNC -> CLI [:bruford.mozilla.org 352 Bonstra #rust asymmetric moz-d3nt11.seedhost.eu belew.mozilla.org asymmetric H :0 asymmetric]

Thread 1 "znc" hit Breakpoint 1, 0xb6904024 in __stack_chk_fail_local ()
   from /usr/lib/libc.so.6
(gdb) bt full
#0  0xb6904024 in __stack_chk_fail_local () from /usr/lib/libc.so.6
No symbol table info available.
#1  0x00490110 in icuConv (src=..., tgt=..., cnv_in=0x80c7f0, cnv_out=0x80c7f0)
    at src/Csocket.cpp:1957
        indata = 0x8be1e0 ""
        indataend = 0xbefff374 ""
        buf = "y\r\n\000ford.mozilla.org 352 Bonstra #rust ahf anubis.0x90.dk belew.mozilla.org ahf H :0 Alexander Fæ", <incomplete sequence \303>
        pivotStart = u"y\r\n뚈뻿뛿뛿뻿飀\201톻뻿\001\000 \201톻뻿鏨\201뻿\003\000㔳2飀\201\000\000뻿뻿\004\000佐䝎Ѐ\000Ґ\000ꀰ\201 \000\000\000鏨\201뛿 \000Ҡ\000ꎤ뛿\000\000\000\xdd00̗Ѓ\024\000톻茌^鏨\201飀\201\001\000뻿\000\000뻿\001\000 \201飀\201\000\000\000"
        pivotSource = 0xbefff378 u"y\r\n뚈뻿뛿뛿뻿飀\201톻뻿\001"
        pivotTarget = 0xbefff378 u"y\r\n뚈뻿뛿뛿뻿飀\201톻뻿\001"
        pivotLimit = 0xbefff440 u"뻿\001"
        outdataend = 0xbefff374 ""
        reset = false
#2  0x00486d2c in Csock::PushBuff (this=this@entry=0x815920,
    data=data@entry=0x8198c0 "\003\003", len=len@entry=1044,
    bStartAtZero=bStartAtZero@entry=false) at src/Csocket.cpp:2380
        sUTF8 = {<std::__cxx11::basic_string<char, std::char_traits<char>, allocator<char> >> = ":bruford.mozilla.org 352 Bonstra #rust ahf anubis.0x90.dk belew.mozilla.org ahf H :0 Alexander Færøy\r\n",
          static CaseSensitive = CaseSensitivity::CaseSensitive,
          static CaseInsensitive = CaseSensitivity::CaseInsensitive}
        sBuff = {<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >> = ":bruford.mozilla.org 352 Bonstra #rust ahf anubis.0x90.dk belew.mozilla.org ahf H :0 Alexander Færøy\r\n",
          static CaseSensitive = CaseSensitivity::CaseSensitive,
          static CaseInsensitive = CaseSensitivity::CaseInsensitive}
        iStartPos = <optimized out>
#3  0x0048d854 in CSocketManager::Loop (this=0x5e80c8) at src/Csocket.cpp:3456
        iLen = <optimized out>
        cBuff = {m_pBuffer = 0x8198c0 "\003\003"}
        bytes = 1044
        pcSock = 0x815920
        iErrno = <optimized out>
        itSock = invalid iterator
        mpeSocks = Python Exception <class 'OverflowError'> cannot fit 'int' into an index-sized integer:

#4  0x00481024 in Csock::SetIsConnected (this=0x1, b=false)
    at src/Csocket.cpp:2267
No locals.
Backtrace stopped: previous frame identical to this frame (corrupt stack?)