[bug-notifications] [openssh 0005006]: Compressed connections do not Work

Mantis Bug Tracker noreply at opencsw.org
Sun Sep 30 22:00:33 CEST 2012


A NOTE has been added to this issue. 
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https://www.opencsw.org/mantis/view.php?id=5006 
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Reported By:                ihsan
Assigned To:                yann
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Project:                    openssh
Issue ID:                   5006
Category:                   regular use
Reproducibility:            always
Severity:                   crash
Priority:                   normal
Status:                     acknowledged
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Date Submitted:             2012-09-30 20:54 CEST
Last Modified:              2012-09-30 22:00 CEST
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Summary:                    Compressed connections do not Work
Description: 
Client: OpenSSH 5.4p1, stock FreeBSD 8.3

"Compression" set to "yes" in sshd_config

sshd debug output: 
debug1: trying public key file /home/xxx/.ssh/authorized_keys
debug1: fd 7 clearing O_NONBLOCK
debug1: matching key found: file /home/xxx/.ssh/authorized_keys, line 1
Found matching DSA key: xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx
debug1: restore_uid: 0/0
debug1: ssh_dss_verify: signature correct
debug1: do_pam_account: called
Accepted publickey for xxxxx from xxx.xxx.xxx.xxx port 38033 ssh2
ld.so.1: sshd: fatal: libz.so.1: open failed: No such file or directory
ld.so.1: sshd: fatal: relocation error: file /opt/csw/sbin/sshd: symbol
inflateInit_: referenced symbol not found
debug1: monitor_read_log: child log fd closed
debug1: monitor_child_preauth: xxxxx has been authenticated by privileged
process
debug1: do_cleanup
debug1: PAM: cleanup

Workaround:
Disable Compression in sshd_config

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---------------------------------------------------------------------- 
 (0010146) yann (manager) - 2012-09-30 22:00
 https://www.opencsw.org/mantis/view.php?id=5006#c10146 
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I confirm that it's a chroot problem.
Before the libz search lines, the process has been chrooted in
/var/opt/csw/empty:

...
1260:   chroot("/var/opt/csw/empty")                    = 0
...



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