Re: [squid-users] Squid 3.x and wccp2_router crash

Hi Amos,

I applied your patch to 3.3.9 and recompiled/reinstalled. Same issue
persists. Here is your
requested information:

root_at_hib-wccp-1:~ # gdb /usr/sbin/squid
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This GDB was configured as "amd64-marcel-freebsd"...
(gdb) run -NYCd3
Starting program: /usr/sbin/squid -NYCd3
[New LWP 100158]
[New Thread 803407400 (LWP 100158/squid)]
2013/12/19 10:27:40| Starting Squid Cache version 3.3.9 for
amd64-unknown-freebsd9.2...
2013/12/19 10:27:40| Process ID 69641
2013/12/19 10:27:40| Process Roles: master worker
2013/12/19 10:27:40| With 11095 file descriptors available
2013/12/19 10:27:40| Initializing IP Cache...
2013/12/19 10:27:40| DNS Socket created at [::], FD 5
2013/12/19 10:27:40| DNS Socket created at 0.0.0.0, FD 6
2013/12/19 10:27:40| Adding domain XXXX from /etc/resolv.conf
2013/12/19 10:27:40| Adding nameserver XXXX from /etc/resolv.conf
2013/12/19 10:27:40| Adding nameserver XXXX from /etc/resolv.conf
2013/12/19 10:27:40| Logfile: opening log
daemon:/var/log/squid/access_log
2013/12/19 10:27:40| Logfile Daemon: opening log
/var/log/squid/access_log
2013/12/19 10:27:40| WARNING: no_suid: setuid(0): (1) Operation not
permitted
2013/12/19 10:27:40| WARNING: no_suid: setuid(0): (1) Operation not
permitted
2013/12/19 10:27:41| Unlinkd pipe opened on FD 12
2013/12/19 10:27:41| Store logging disabled
2013/12/19 10:27:41| Swap maxSize 1048576 + 262144 KB, estimated 100824
objects
2013/12/19 10:27:41| Target number of buckets: 5041
2013/12/19 10:27:41| Using 8192 Store buckets
2013/12/19 10:27:41| Max Mem size: 262144 KB
2013/12/19 10:27:41| Max Swap size: 1048576 KB
2013/12/19 10:27:41| Rebuilding storage in /cache (dirty log)
2013/12/19 10:27:41| Using Least Load store dir selection
2013/12/19 10:27:41| Set Current Directory to /usr/var/cache/squid
2013/12/19 10:27:41| Loaded Icons.
2013/12/19 10:27:41| Accepting WCCPv2 messages on port 2048, FD 15.
2013/12/19 10:27:41| Initialising all WCCPv2 lists
2013/12/19 10:27:41| HTCP Disabled.
2013/12/19 10:27:41| Squid plugin modules loaded: 0
2013/12/19 10:27:41| Accepting HTTP Socket connections at
local=[::]:3128 remote=[::] FD 16 flags=9
2013/12/19 10:27:41| Done reading /cache swaplog (0 entries)
2013/12/19 10:27:41| Store rebuilding is 0.00% complete
2013/12/19 10:27:41| Finished rebuilding storage from disk.
2013/12/19 10:27:41| 0 Entries scanned
2013/12/19 10:27:41| 0 Invalid entries.
2013/12/19 10:27:41| 0 With invalid flags.
2013/12/19 10:27:41| 0 Objects loaded.
2013/12/19 10:27:41| 0 Objects expired.
2013/12/19 10:27:41| 0 Objects cancelled.
2013/12/19 10:27:41| 0 Duplicate URLs purged.
2013/12/19 10:27:41| 0 Swapfile clashes avoided.
2013/12/19 10:27:41| Took 0.02 seconds ( 0.00 objects/sec).
2013/12/19 10:27:41| Beginning Validation Procedure
2013/12/19 10:27:41| Completed Validation Procedure
2013/12/19 10:27:41| Validated 0 Entries
2013/12/19 10:27:41| store_swap_size = 0.00 KB
2013/12/19 10:27:42| storeLateRelease: released 0 objects
2013/12/19 10:27:42| Ip::Address::GetSockAddr : Cannot convert non-IPv4
to IPv4. from [::]
Assertion failed: (false), function GetSockAddr, file Address.cc, line
966.

Program received signal SIGABRT, Aborted.
[Switching to Thread 803407400 (LWP 100158/squid)]
0x0000000802cbe23c in thr_kill () from /lib/libc.so.7

(gdb) backtrace
#0 0x0000000802cbe23c in thr_kill () from /lib/libc.so.7
#1 0x0000000802d6263b in abort () from /lib/libc.so.7
#2 0x0000000802d45d35 in __assert () from /lib/libc.so.7
#3 0x00000000006805e7 in Ip::Address::GetSockAddr (this=0x7fffffffd8e0,
buf=@0x7fffffffd910) at Address.cc:966
#4 0x0000000000#5 0x00000000006df030 in Comm::DoSelect (msec=) at ModKqueue.cc:301
#6 0x0000000000679c9d in CommSelectEngine::checkEvents (this=,
timeout=0) at comm.cc:2088
#7 0x0000000000523ccc in EventLoop::checkEngine (this=0x7fffffffda70,
engine=0x7fffffffdaf0, primary=) at EventLoop.cc:52
#8 0x0000000000523ee5 in EventLoop::runOnce (this=0x7fffffffda70) at
EventLoop.cc:126
#9 0x00000000005240a8 in EventLoop::run (this=0x7fffffffda70) at
EventLoop.cc:96
#10 0x0000000000598f53 in SquidMain (argc=2, argv=) at main.cc:1520
#11 0x00000000005992b8 in SquidMainSafe (argc=, argv=) at main.cc:1242
#12 0x00000000004b6941 in _start ()
#13 0x00000008009cf000 in ?? ()
#14 0x0000000000000000 in ?? ()

(gdb) frame 4
#4 0x0000000000604e8f in wccp2HandleUdp (sock=15, not_used=) at
wccp2.cc:1182
1182 from_tmp.GetSockAddr(from);

(gdb) print len
$1 = -1

(gdb) print from
$2 = {sin_len = 255 '�', sin_family = 255 '�', sin_port = 65535,
sin_addr = {s_addr = 4294967295}, sin_zero = "��������"}

(gdb) print from_tmp
$3 = {m_SocketAddr = {sin6_len = 0 '\0', sin6_family = 0 '\0', sin6_port
= 0, sin6_flowinfo = 0, sin6_addr = {__u6_addr = {__u6_addr8 = '\0' ,
__u6_addr16 = {0, 0,
          0, 0, 0, 0, 0, 0}, __u6_addr32 = {0, 0, 0, 0}}}, sin6_scope_id
= 0}, static STRLEN_IP4A = , static STRLEN_IP4R = 28, static STRLEN_IP4S
= ,
  static MAX_IP4_STRLEN = , static STRLEN_IP6A = , static STRLEN_IP6R =
75, static STRLEN_IP6S = ,
  static MAX_IP6_STRLEN = , static v4_localhost = {__u6_addr =
{__u6_addr8 =
"\000\000\000\000\000\000\000\000\000\000��\177\000\000\001",
__u6_addr16 = {0, 0, 0, 0, 0,
        65535, 127, 256}, __u6_addr32 = {0, 0, 4294901760, 16777343}}},
static v4_anyaddr = {__u6_addr = {__u6_addr8 =
"\000\000\000\000\000\000\000\000\000\000��\000\000\000",
      __u6_addr16 = {0, 0, 0, 0, 0, 65535, 0, 0}, __u6_addr32 = {0, 0,
4294901760, 0}}}, static v4_noaddr = {__u6_addr = {
      __u6_addr8 = "\000\000\000\000\000\000\000\000\000\000������",
__u6_addr16 = {0, 0, 0, 0, 0, 65535, 65535, 65535}, __u6_addr32 = {0, 0,
4294901760, 4294967295}}},
  static v6_noaddr = {__u6_addr = {__u6_addr8 = '�' , __u6_addr16 =
{65535, 65535, 65535, 65535, 65535, 65535, 65535, 65535}, __u6_addr32 =
{4294967295, 4294967295,
        4294967295, 4294967295}}}}

(gdb)

I hope you find this useful :) Thank you for your work on this issue!

- Don
Received on Thu Dec 19 2013 - 16:32:33 MST