Your message dated Thu, 28 Feb 2013 18:04:35 +0100
with message-id <20130228170435.GA5566@kronk>
and subject line Re: Bug#597627: Some more information about the curl crash
has caused the Debian Bug report #597627,
regarding curl SFTP upload causes segfault after ~2GB
to be marked as done.
This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.
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--
597627: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=597627
Debian Bug Tracking System
Contact [email protected] with problems
--- Begin Message ---
Package: curl
Version: 7.18.2-8lenny4
Severity: important
Uploading a file by using an SFTP connection causes curl
to segfault after around 2GB.
root@zirkel:/etc/tartarus# cat /dev/urandom | curl -v -u USER:PASS
--upload-file - "sftp://FOO.your-backup.de/random";
* About to connect() to FOO.your-backup.de port 22 (#0)
* Trying FOO... connected
* Connected to FOO.your-backup.de (FOO) port 22 (#0)
* SSH authentication methods available: publickey,password
* Using ssh public key file /home/stefan/.ssh/id_dsa.pub
* Using ssh private key file /home/stefan/.ssh/id_dsa
* SSH public key authentication failed: Unable to open public key file
* Initialized password authentication
* Authentication complete
} [data not shown]
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 2028M 0 0 0 2028M 0 3458k --:--:-- 0:10:00 --:--:--
3736kSpeicherzugriffsfehler
root@zirkel:/etc/tartarus# curl -V
curl 7.18.2 (x86_64-pc-linux-gnu) libcurl/7.18.2 OpenSSL/0.9.8g zlib/1.2.3.3
libidn/1.8 libssh2/0.18
Protocols: tftp ftp telnet dict ldap ldaps http file https ftps scp sftp
Features: GSS-Negotiate IDN IPv6 Largefile NTLM SSL libz
(for some reason, LANG=de, so Speicherzugriffsfehler == Segmentation Fault)
Uploading large files by using FTP works fine.
-- System Information:
Debian Release: 5.0.6
APT prefers stable
APT policy: (990, 'stable')
Architecture: amd64 (x86_64)
Locale: LANG=de_DE.UTF-8, LC_CTYPE=de_DE.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash
Versions of packages curl depends on:
ii libc6 2.7-18lenny4 GNU C Library: Shared libraries
ii libcurl3 7.18.2-8lenny4 Multi-protocol file transfer libra
ii zlib1g 1:1.2.3.3.dfsg-12 compression library - runtime
curl recommends no packages.
curl suggests no packages.
-- no debconf information
--- End Message ---
--- Begin Message ---
On Fri, Mar 30, 2012 at 01:01:24PM +0200, Alessandro Ghedini wrote:
> tags 597627 moreinfo
> kthxbye
>
> On Tue, Sep 21, 2010 at 10:26:36PM +0200, Gunnar Beutner wrote:
> > The SSH server Stefan was testing this against is running ProFTPd
> > (1.3.3b) with mod_sftp.
> >
> > The crash appears to be related to mod_sftp'd rekeying feature; by
> > default new encryption keys are negotiated after 2GB of data - which is
> > approximately the amount of data that has been sent in the test.
> >
> > Once rekeying is disabled (i.e. using "SFTPRekey none" in the ProFTPd
> > configuration file) this bug can no longer be reproduced.
>
> I can't reproduce this, but not being a ProFTPd user probably I'm doing
> something wrong. Could someone please provide a procedure (e.g. example
> configuration files, step-by-step instructions, ...) to reproduce this?
>
> Also, is this really a curl-specific bug (i.e. does this happen with other
> clients too)?
Closing this since I couldn't reproduce it and no additional information has
been provided. Feel free to re-open this report if you still notice the problem.
Cheers
--
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