segfaulting on x86_64 for latest version
Dan Yefimov
dan at D00M.lightwave.net.ru
Tue Apr 11 03:56:19 EST 2006
On Sat, 8 Apr 2006, Andrei A. Voropaev wrote:
> Hi!
>
> I've downloaded yesterday the version openssh-4.3p2. Compiled and
> installed without problems. No optimization options were used, no PAM.
>
> sshd starts also without any problem.
>
> But when I try to connect to it, the connection is immidiately closed
> and I get in the dmesg the following
>
> sshd[5246]: segfault at 00002aaaaabbfe40 rip 00002aaaaaab0bf3 rsp 00007fffffef54d0 error 7
>
>
> Here is the output from ldd
>
> libcrypto.so.0.9.7 => /usr/lib/libcrypto.so.0.9.7 (0x00002aaaaabc1000)
> libutil.so.1 => /lib/libutil.so.1 (0x00002aaaaae01000)
> libz.so.1 => /lib/libz.so.1 (0x00002aaaaaf05000)
> libnsl.so.1 => /lib/libnsl.so.1 (0x00002aaaab019000)
> libcrypt.so.1 => /lib/libcrypt.so.1 (0x00002aaaab130000)
> libresolv.so.2 => /lib/libresolv.so.2 (0x00002aaaab265000)
> libc.so.6 => /lib/libc.so.6 (0x00002aaaab379000)
> libdl.so.2 => /lib/libdl.so.2 (0x00002aaaab597000)
> /lib64/ld-linux-x86-64.so.2 => /lib64/ld-linux-x86-64.so.2 (0x00002aaaaaaab000)
>
>From ldd output and kernel error line you provided I suspect a bug in your
glibc, namely in dynamic loader /lib64/ld-linux-x86-64.so.2. OpenSSH 3.9p1 is
fine with it, while later releases somehow provoke that bug.
--
Sincerely Your, Dan.
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