[Pacemaker] [corosync] corosync Segmentation fault.

[Jan Friesse]

Andrey,
can you please give a try to patch "[PATCH] votequorum: Properly
initialize atb and atb_string" which I've sent to ML (it should be there
soon)?

Thanks,
  Honza

Andrey Groshev napsal(a):
> 
> 
> 26.02.2014, 12:11, "Jan Friesse" <jfriesse at redhat.com>:
>> Andrey,
>> what version of corosync and libqb are you using?
>>
>> Can you please attach output from valgrind (and gdb backtrace)?
> ,,,,,,,,,,,
> 1314            qb_loop_run (corosync_poll_handle);
> (gdb) n
> 
> Program received signal SIGSEGV, Segmentation fault.
> 0x00007ffff71e581c in free () from /lib64/libc.so.6
> (gdb) bt
> #0  0x00007ffff71e581c in free () from /lib64/libc.so.6
> #1  0x00007ffff7fe77ec in votequorum_readconfig (runtime=<value optimized out>) at votequorum.c:1293
> #2  0x00007ffff7fe8300 in votequorum_exec_init_fn (api=<value optimized out>) at votequorum.c:2115
> #3  0x00007ffff7feeb7b in corosync_service_link_and_init (corosync_api=0x7ffff8200980, service=0x7ffff8200760) at service.c:139
> #4  0x00007ffff7fe4197 in votequorum_init (api=0x7ffff8200980, q_set_quorate_fn=0x7ffff7fda5b0 <quorum_api_set_quorum>) at votequorum.c:2255
> #5  0x00007ffff7fda42f in quorum_exec_init_fn (api=0x7ffff8200980) at vsf_quorum.c:280
> #6  0x00007ffff7feeb7b in corosync_service_link_and_init (corosync_api=0x7ffff8200980, service=0x7ffff8200c40) at service.c:139
> #7  0x00007ffff7feede9 in corosync_service_defaults_link_and_init (corosync_api=0x7ffff8200980) at service.c:348
> #8  0x00007ffff7fe9621 in main_service_ready () at main.c:978
> #9  0x00007ffff7b90b0f in main_iface_change_fn (context=0x7ffff7f73010, iface_addr=<value optimized out>, iface_no=0) at totemsrp.c:4672
> #10 0x00007ffff7b8a734 in timer_function_netif_check_timeout (data=0x7ffff8304f10) at totemudp.c:672
> #11 0x00007ffff77289f8 in ?? () from /usr/lib64/libqb.so.0
> #12 0x00007ffff7727016 in qb_loop_run () from /usr/lib64/libqb.so.0
> #13 0x00007ffff7fea930 in main (argc=<value optimized out>, argv=<value optimized out>, envp=<value optimized out>) at main.c:1314
> 
> Unfortunately, I have not yet used a valgrind. 
> Or "hangs", or fast end with :
> 
> # valgrind /usr/sbin/corosync -f
> ==2137== Memcheck, a memory error detector
> ==2137== Copyright (C) 2002-2012, and GNU GPL'd, by Julian Seward et al.
> ==2137== Using Valgrind-3.8.1 and LibVEX; rerun with -h for copyright info
> ==2137== Command: /usr/sbin/corosync -f
> ==2137== 
> ==2137== 
> ==2137== HEAP SUMMARY:
> ==2137==     in use at exit: 29,876 bytes in 193 blocks
> ==2137==   total heap usage: 890 allocs, 697 frees, 100,824 bytes allocated
> ==2137== 
> ==2137== LEAK SUMMARY:
> ==2137==    definitely lost: 0 bytes in 0 blocks
> ==2137==    indirectly lost: 0 bytes in 0 blocks
> ==2137==      possibly lost: 539 bytes in 22 blocks
> ==2137==    still reachable: 29,337 bytes in 171 blocks
> ==2137==         suppressed: 0 bytes in 0 blocks
> ==2137== Rerun with --leak-check=full to see details of leaked memory
> ==2137== 
> ==2137== For counts of detected and suppressed errors, rerun with: -v
> ==2137== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 12 from 6)
> 
> Now read manual about valgrind.
> 
>>
>> Thanks,
>>   Honza
>>
>> Andrey Groshev napsal(a):
>>
>>>  Hi, ALL.
>>>  Something I already confused, or after updating any package or myself something broke,
>>>  but call corosycn killed by segmentation fault signal.
>>>  I correctly understood that does not link the library libqb ?
>>>
>>>  .....
>>>
>>>  (gdb) n
>>>  [New Thread 0x7ffff4b2b700 (LWP 9014)]
>>>  1266            if ((flock_err = corosync_flock (corosync_lock_file, getpid ())) != COROSYNC_DONE_EXIT) {
>>>  (gdb) n
>>>  1280            totempg_initialize (
>>>  (gdb) n
>>>  1284            totempg_service_ready_register (
>>>  (gdb) n
>>>  1287            totempg_groups_initialize (
>>>  (gdb) n
>>>  1292            totempg_groups_join (
>>>  (gdb) n
>>>  1307            schedwrk_init (
>>>  (gdb) n
>>>  1314            qb_loop_run (corosync_poll_handle);
>>>  (gdb) n
>>>
>>>  Program received signal SIGSEGV, Segmentation fault.
>>>  0x00007ffff71e581c in free () from /lib64/libc.so.6
>>>  (gdb)
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