[squid-users] squid exiting on signal 6

[Amos Jeffries]

On 12/10/22 21:12, Ludovit Koren wrote:
> 
> Hi,
> 
> I am running squid-5.7 on FreeBSD 12.3-STABLE r371879. Occasionally I
> get the following error:
> 

> #3  0x000000080111fcb1 in __assert (func=<optimized out>, file=<optimized out>, line=<optimized out>, failedexpr=<optimized out>) at /usr/src/lib/libc/gen/assert.c:51
> #4  0x0000000000698fcd in Ip::Address::getAddrInfo (this=0x861c04588, dst=<optimized out>, force=0) at Address.cc:663
> #5  0x000000000068b732 in comm_openex (sock_type=sock_type at entry=1, proto=proto at entry=6, addr=..., flags=1, note=0x85ce42dc0 "[fe80::21f:29ff:fe28:7017]") at comm.cc:347
...

> 
> The squid is compiled without IPv6 option, so I do not understand why it
> tries to reach IPv6 address.
> 

A client is requiring connection to an IPv6 server. But Squid cannot 
convert that IPv6 address or use on an IPv4-only network. Lack of IPv6 
support also forbids IPv6 failover handling being used.

Amos