[Pacemaker] [corosync] corosync Segmentation fault.

[Andrey Groshev]

26.02.2014, 16:11, "Jan Friesse" <jfriesse at redhat.com>:
> 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)?

Yes. Service is running. Thanks.

# corosync-quorumtool -l

Membership information
----------------------
    Nodeid      Votes Name
 172793104          1 dev-cluster2-node1 (local)


Continue tests.
In messages logs I see
....
Feb 26 17:33:55 dev-cluster2-node1 qb_blackbox[15480]: [error] trying to recv chunk of size 1024 but 4030249 available
Feb 26 17:33:55 dev-cluster2-node1 qb_blackbox[15497]: [error] trying to recv chunk of size 1024 but 40489 available
Feb 26 17:33:55 dev-cluster2-node1 qb_blackbox[15514]: [error] Corrupt blackbox: File header hash (436212587) does not match calculated hash (-1660939413)
Feb 26 17:33:55 dev-cluster2-node1 qb_blackbox[15531]: [error] Corrupt blackbox: File header hash (8328043) does not match calculated hash (-905964693)
Feb 26 17:33:55 dev-cluster2-node1 qb_blackbox[15548]: [error] Corrupt blackbox: File header hash (12651) does not match calculated hash (21972)
.....

At this time build libqb. It tests or real errors?


> 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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