Fix verified in the latest rpm (lvm2-cluster-2.02.74-3.el5).
(12:03:18) [root@z1:~]$ clvmd -R
connect() failed on local socket: No such file or directory
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.
http://rhn.redhat.com/errata/RHBA-2011-0053.html
Description of problem: when clvmd -R is run and clvmd is not running, following backtrace is printed and clvmd is aborted. Interesting is that this happens only on i686 machines (not reproducible on ia64 nor x86_64 with the same procedure). (05:55:38) [root@z1:~]$ pgrep clvmd (05:55:54) [root@z1:~]$ clvmd -R connect() failed on local socket: No such file or directory *** glibc detected *** clvmd: munmap_chunk(): invalid pointer: 0xbff5ba94 *** ======= Backtrace: ========= /lib/libc.so.6(cfree+0x188)[0x179b18] clvmd[0x8058a19] clvmd(refresh_clvmd+0x126)[0x80593b6] clvmd(main+0x1aa)[0x805632a] /lib/libc.so.6(__libc_start_main+0xdc)[0x125e9c] clvmd[0x8052bb1] ======= Memory map: ======== 00110000-00262000 r-xp 00000000 fd:00 9113611 /lib/libc-2.5.so 00262000-00264000 r--p 00152000 fd:00 9113611 /lib/libc-2.5.so 00264000-00265000 rw-p 00154000 fd:00 9113611 /lib/libc-2.5.so 00265000-00268000 rw-p 00265000 00:00 0 00b7b000-00b96000 r-xp 00000000 fd:00 9111999 /lib/ld-2.5.so 00b96000-00b97000 r--p 0001a000 fd:00 9111999 /lib/ld-2.5.so 00b97000-00b98000 rw-p 0001b000 fd:00 9111999 /lib/ld-2.5.so 00c29000-00c2a000 r-xp 00c29000 00:00 0 [vdso] 00cf4000-00cf7000 r-xp 00000000 fd:00 9113615 /lib/libdl-2.5.so 00cf7000-00cf8000 r--p 00002000 fd:00 9113615 /lib/libdl-2.5.so 00cf8000-00cf9000 rw-p 00003000 fd:00 9113615 /lib/libdl-2.5.so 00cfb000-00d10000 r-xp 00000000 fd:00 9113617 /lib/libpthread-2.5.so 00d10000-00d11000 r--p 00015000 fd:00 9113617 /lib/libpthread-2.5.so 00d11000-00d12000 rw-p 00016000 fd:00 9113617 /lib/libpthread-2.5.so 00d12000-00d14000 rw-p 00d12000 00:00 0 00d16000-00d35000 r-xp 00000000 fd:00 9113639 /lib/libdevmapper.so.1.02 00d35000-00d37000 rw-p 0001e000 fd:00 9113639 /lib/libdevmapper.so.1.02 00d39000-00d3d000 r-xp 00000000 fd:00 9109580 /lib/libdevmapper-event.so.1.02 00d3d000-00d3e000 rw-p 00003000 fd:00 9109580 /lib/libdevmapper-event.so.1.02 00d56000-00d6c000 r-xp 00000000 fd:00 9113622 /lib/libselinux.so.1 00d6c000-00d6e000 rw-p 00015000 fd:00 9113622 /lib/libselinux.so.1 00d70000-00dab000 r-xp 00000000 fd:00 9113621 /lib/libsepol.so.1 00dab000-00dac000 rw-p 0003b000 fd:00 9113621 /lib/libsepol.so.1 00dac000-00db6000 rw-p 00dac000 00:00 0 00db8000-00dbc000 r-xp 00000000 fd:00 14235775 /usr/lib/libdlm.so.2.0.115 00dbc000-00dbd000 rw-p 00003000 fd:00 14235775 /usr/lib/libdlm.so.2.0.115 00dc3000-00dc7000 r-xp 00000000 fd:00 14232744 /usr/lib/libcman.so.2.0.115 00dc7000-00dc8000 rw-p 00003000 fd:00 14232744 /usr/lib/libcman.so.2.0.115 00de4000-00def000 r-xp 00000000 fd:00 9113616 /lib/libgcc_s-4.1.2-20080825.so.1 00def000-00df0000 rw-p 0000a000 fd:00 9113616 /lib/libgcc_s-4.1.2-20080825.so.1 08047000-080cd000 r-xp 00000000 fd:00 14234114 /usr/sbin/clvmd 080cd000-080ce000 rw-p 00086000 fd:00 14234114 /usr/sbin/clvmd 080ce000-080d6000 rw-p 080ce000 00:00 0 08708000-08729000 rw-p 08708000 00:00 0 [heap] b7f2a000-b7f2d000 rw-p b7f2a000 00:00 0 bff47000-bff5c000 rw-p bffea000 00:00 0 [stack] Aborted (core dumped) Version-Release number of selected component (if applicable): lvm2-cluster-2.02.56-7.el5_5.4 How reproducible: 100% Steps to Reproduce: 1. run clvmd -R on i686 2. 3. Actual results: core dumped Program terminated with signal 6, Aborted. Expected results: no coring Additional info: Program terminated with signal 6, Aborted. #0 0x00c29410 in __kernel_vsyscall () (gdb) bt full #0 0x00c29410 in __kernel_vsyscall () No symbol table info available. #1 0x00138df0 in raise () from /lib/libc.so.6 No symbol table info available. #2 0x0013a701 in abort () from /lib/libc.so.6 No symbol table info available. #3 0x0017128b in __libc_message () from /lib/libc.so.6 No symbol table info available. #4 0x00179b18 in free () from /lib/libc.so.6 No symbol table info available. #5 0x08058a19 in _cluster_free_request (response=0xbff5ba94, num=0) at refresh_clvmd.c:285 i = 0 #6 0x080593b6 in refresh_clvmd () at refresh_clvmd.c:320 num_responses = 0 args = "\b" response = 0xbff5ba94 saved_errno = 2 status = 0 i = -1074416008 #7 0x0805632a in main (argc=2, argv=0xbff5ba94) at clvmd.c:316 local_sock = <value optimized out> nodeinfo = { sysname = "\001\000\000\000\224\270\365\277\260\270\365\277p\315\362\267K\207\325\000\340\204p\b(\270\365\277D\271\365\277\317MvӴ\270\365\277и\365\277p\315\362\267S\207\325\000\000\000\000\000\000\000\000\000a\233\027\000", <incomplete sequence \326>, nodename = "+\301\213\000\000\000\000\360\270\365\277p\315\362\267[\207\325\000\224\307\021\000\304g\325\000\001\000\000\000\200Q&\000 \000\000\000\343\270\365\277pQ&\000\247J\270\000pQ&\000\030\310\317\000@Q&\000\001", release = "\000\000\265E\270\000\320\034\022\000v\a\005\b\200\271\362\267\002\000\000\000)\232\270\000\037\334\004\b\034\265\362\267\300o\271\000T\271\362\267\350\270\365\277\034\271\365\277\215I\270\000\324\223\021\000H\265\362\267\000\276", <incomplete sequence \362>, version = "\267\377\377\377\377H\265\362\267\244\001\021\000p\315\362\267\000\271\365\277\350\270\365\277\004\272\365\277.N=\366\v\000\000\000$<\021\000$:\021\000.N=\366", '\000' <repeats 12 times>, "\001\000\000", machine = "7\b\000\000\200\271\362\267H\265\362\267)\340\004\b\224\307\021\000,\212\004\b\001\000\000\000\300o\271\000\020x\271\000\370\271\365\277\024\272\365\277\247J\270\000,\212\004\b\370\271\365\277\264w\271\000\t\000\000\000\200", domainname = "\271\362\267\001\000\000\000\000\000\000\000\001\000\000\000\351\231\027\000\004\000\000\000d\271\365\277\004\000\000\000\230\271\365\277\004\000\000\000\000\204p\b\001\000\000\000\004\272\365\277\001\000\000\000\250\271\365\277\364\317\326\000@Q"} opt = <value optimized out> cmd_timeout = 60 start_timeout = 0 cluster_iface = IF_AUTO ss = {__val = {11, 3086136648, 1114532, 2344692694, 13619624, 3220551576, 3220551860, 273085911, 11, 1129508, 1126196, 273085910, 13619624, 0, 0, 1, 1403, 3086138880, 3086136648, 13993819, 1165204, 13986900, 1, 12152768, 3086143272, 3220551848, 3220551876, 12077735, 13986900, 3220551848, 12154804, 9}} debug_opt = 0 clusterwide_opt = 0