FreeBSD Security Advisory FreeBSD-SA-15:24.rpcbind

[Xin Li]

On 09/30/15 12:12, Robert Blayzor wrote:
> On Sep 30, 2015, at 3:10 PM, Xin Li <delphij at delphij.net> wrote:
>>
>> Will it be possible for you to get a backtrace from the coredump?
>>
>> Cheers,
> 
> 
> GNU gdb 6.1.1 [FreeBSD]
> Copyright 2004 Free Software Foundation, Inc.
> GDB is free software, covered by the GNU General Public License, and you are
> welcome to change it and/or distribute copies of it under certain conditions.
> Type "show copying" to see the conditions.
> There is absolutely no warranty for GDB.  Type "show warranty" for details.
> This GDB was configured as "amd64-marcel-freebsd"...(no debugging symbols found)...
> Core was generated by `rpcbind'.
> Program terminated with signal 6, Aborted.
> Reading symbols from /usr/lib/libwrap.so.6...(no debugging symbols found)...done.
> Loaded symbols for /usr/lib/libwrap.so.6
> Reading symbols from /lib/libutil.so.9...(no debugging symbols found)...done.
> Loaded symbols for /lib/libutil.so.9
> Reading symbols from /lib/libc.so.7...(no debugging symbols found)...done.
> Loaded symbols for /lib/libc.so.7
> Reading symbols from /libexec/ld-elf.so.1...(no debugging symbols found)...done.
> Loaded symbols for /libexec/ld-elf.so.1
> #0  0x0000000800d0164a in thr_kill () from /lib/libc.so.7
> (gdb) bt
> #0  0x0000000800d0164a in thr_kill () from /lib/libc.so.7
> #1  0x0000000800d01636 in raise () from /lib/libc.so.7
> #2  0x0000000800d015b9 in abort () from /lib/libc.so.7
> #3  0x0000000800d67f31 in __assert () from /lib/libc.so.7
> #4  0x000000000040739a in ?? ()
> #5  0x0000000000404075 in ?? ()
> #6  0x000000000040303f in ?? ()
> #7  0x000000080062a000 in ?? ()
> #8  0x0000000000000000 in ?? ()

Can you compile debugging symbols in?  Also can you try running rpcbind
by hand with -d, which allows one to see the messages?

Cheers,
-- 
Xin LI <delphij at delphij.net>    https://www.delphij.net/
FreeBSD - The Power to Serve!           Live free or die

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