segfault at 968 Error

[VigneshDhanraj G]

Hi Team,

While Running rsync rsync://username@ip:873 , I am getting following error.

rsync: safe_read failed to read 1 bytes [Receiver]: Connection reset by
peer (104)
rsync error: error in rsync protocol data stream (code 12) at io.c(276)
[Receiver=3.1.1]

In Remote pc , i can see segmentation fault, dmesg gives following error.
My remote PC using debian wheezy.

rsync[9022]: segfault at 968 ip 00007f90001cd790 sp 00007fffe96008a0 error
4 in libpthread-2.13.so[7f90001c8000+17000]

gdb output: bt

(gdb) bt
#0  0x00007fa75e8ab790 in __pthread_initialize_minimal_internal () from
/lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007fa75e8ab209 in _init () from
/lib/x86_64-linux-gnu/libpthread.so.0
#2  0x00007fa75e6a0000 in ?? ()
#3  0x00007fa75f967f09 in ?? () from /lib64/ld-linux-x86-64.so.2
#4  0x00007fa75f9680ce in ?? () from /lib64/ld-linux-x86-64.so.2
#5  0x00007fa75f96c333 in ?? () from /lib64/ld-linux-x86-64.so.2
#6  0x00007fa75f967ba6 in ?? () from /lib64/ld-linux-x86-64.so.2
#7  0x00007fa75f96bb1a in ?? () from /lib64/ld-linux-x86-64.so.2
#8  0x00007fa75efe5760 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x00007fa75f967ba6 in ?? () from /lib64/ld-linux-x86-64.so.2
#10 0x00007fa75efe57ff in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#11 0x00007fa75efe58f7 in __libc_dlopen_mode () from
/lib/x86_64-linux-gnu/libc.so.6
#12 0x00007fa75efbee94 in __nss_lookup_function () from
/lib/x86_64-linux-gnu/libc.so.6
#13 0x00007fa75efbf6ab in __nss_next2 () from
/lib/x86_64-linux-gnu/libc.so.6
#14 0x00007fa75efc5666 in gethostbyaddr_r () from
/lib/x86_64-linux-gnu/libc.so.6
#15 0x00007fa75efcae1d in getnameinfo () from
/lib/x86_64-linux-gnu/libc.so.6
#16 0x0000000000441002 in lookup_name ()
#17 0x0000000000440e3b in client_name ()
#18 0x000000000044d566 in start_daemon ()
#19 0x000000000043eb74 in start_accept_loop ()
#20 0x000000000044da7e in daemon_main ()
#21 0x0000000000425751 in main ()

strace output which shows segmentation fault.
7241  read(5,
"\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\3008\0\0\0\0\0\0"..., 832)
= 832
7241  fstat(5, {st_mode=S_IFREG|0644, st_size=80712, ...}) = 0
7241  mmap(NULL, 2185864, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE,
5, 0) = 0x7fd406a88000
7241  mprotect(0x7fd406a9b000, 2093056, PROT_NONE) = 0
7241  mmap(0x7fd406c9a000, 8192, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 5, 0x12000) = 0x7fd406c9a000
7241  mmap(0x7fd406c9c000, 6792, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fd406c9c000
7241  close(5)                          = 0
7241  mprotect(0x7fd406c9a000, 4096, PROT_READ) = 0
7241  mprotect(0x7fd406ea2000, 4096, PROT_READ) = 0
7241  set_tid_address(0x7fd4080809d0)   = 7241
7241  --- SIGSEGV (Segmentation fault) @ 0 (0) ---
6080  <... select resumed> )            = ? ERESTARTNOHAND (To be restarted)
6080  --- SIGCHLD (Child exited) @ 0 (0) ---
6080  wait4(-1, NULL, WNOHANG, NULL)    = 7241
6080  wait4(-1, NULL, WNOHANG, NULL)    = -1 ECHILD (No child processes)
6080  rt_sigreturn(0xffffffffffffffff)  = -1 EINTR (Interrupted system call)
6080  select(5, [4], NULL, NULL, NULL <unfinished ...>

so, i have upgraded rsync to latest in my remote pc, but problem not get
solved.
Please help me to solve this.

Regards,
Vigneshdhanraj G
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