Re: ssh and scp fail connecting to a root account
On Wed, Sep 20, 2000 at 04:06:24 +0100, Brian Somers wrote: On 17 Sep 2000, Jason Evans wrote: On Fri, Sep 15, 2000 at 03:40:12PM +0100, Konstantin Chuguev wrote: Udo Schweigert wrote: after a fresh build of -current openssh does not work if connecting to the root-user. For example (tested from a -stable machine, but the same from 4.1-RELEASE): Yes, I've been seeing the same thing since the checkout of the SMPng stuff... No idea why it's happening. I've seen similar things intermittently over the past 10 days, and specifically the same problem for the past three days or so. I'm pretty sure that the problems have been associated with the random device rather than the SMP work specifically. Well, the crash is apparently due to malloc flags - remove the /etc/malloc.conf link and it may work better. I've only seen this once, and when I tried to run sshd under gdb it went away, and now I can't reproduce it again. :-( Got it ! See version 1.6 of src/lib/libc/stdlib/setenv.c. This took me all night - Up for work in two hours !!! :-( Perfect! Now it also works for me. Thank you very much, Brian. Best regards. -- Udo Schweigert, Siemens AG | Voice : +49 89 636 42170 ZT IK 3, Siemens CERT| Fax: +49 89 636 41166 D-81730 Muenchen / Germany | email : [EMAIL PROTECTED] PGP-2/5 fingerprint | D8 A5 DF 34 EC 87 E8 C6 E2 26 C4 D0 EE 80 36 B2 To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of the message
Re: ssh and scp fail connecting to a root account
[ OpenSSH failure with particular malloc.conf flags ] Got it ! See version 1.6 of src/lib/libc/stdlib/setenv.c. This took me all night - Up for work in two hours !!! :-( Good catch! Nate To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of the message
Re: ssh and scp fail connecting to a root account
On 17 Sep 2000, Jason Evans wrote: On Fri, Sep 15, 2000 at 03:40:12PM +0100, Konstantin Chuguev wrote: Udo Schweigert wrote: after a fresh build of -current openssh does not work if connecting to the root-user. For example (tested from a -stable machine, but the same from 4.1-RELEASE): Yes, I've been seeing the same thing since the checkout of the SMPng stuff... No idea why it's happening. I've seen similar things intermittently over the past 10 days, and specifically the same problem for the past three days or so. I'm pretty sure that the problems have been associated with the random device rather than the SMP work specifically. Well, the crash is apparently due to malloc flags - remove the /etc/malloc.conf link and it may work better. I've only seen this once, and when I tried to run sshd under gdb it went away, and now I can't reproduce it again. :-( Got it ! See version 1.6 of src/lib/libc/stdlib/setenv.c. This took me all night - Up for work in two hours !!! :-( Kris -- In God we Trust -- all others must submit an X.509 certificate. -- Charles Forsythe [EMAIL PROTECTED] -- Brian [EMAIL PROTECTED]brian@[uk.]FreeBSD.org http://www.Awfulhak.org brian@[uk.]OpenBSD.org Don't _EVER_ lose your sense of humour ! To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of the message
Re: ssh and scp fail connecting to a root account
On Fri, Sep 15, 2000 at 03:40:12PM +0100, Konstantin Chuguev wrote: Udo Schweigert wrote: after a fresh build of -current openssh does not work if connecting to the root-user. For example (tested from a -stable machine, but the same from 4.1-RELEASE): Yes, I've been seeing the same thing since the checkout of the SMPng stuff... No idea why it's happening. I've seen similar things intermittently over the past 10 days, and specifically the same problem for the past three days or so. I'm pretty sure that the problems have been associated with the random device rather than the SMP work specifically. Jason To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of the message
Re: ssh and scp fail connecting to a root account
On 17 Sep 2000, Jason Evans wrote: On Fri, Sep 15, 2000 at 03:40:12PM +0100, Konstantin Chuguev wrote: Udo Schweigert wrote: after a fresh build of -current openssh does not work if connecting to the root-user. For example (tested from a -stable machine, but the same from 4.1-RELEASE): Yes, I've been seeing the same thing since the checkout of the SMPng stuff... No idea why it's happening. I've seen similar things intermittently over the past 10 days, and specifically the same problem for the past three days or so. I'm pretty sure that the problems have been associated with the random device rather than the SMP work specifically. Well, the crash is apparently due to malloc flags - remove the /etc/malloc.conf link and it may work better. I've only seen this once, and when I tried to run sshd under gdb it went away, and now I can't reproduce it again. :-( Kris -- In God we Trust -- all others must submit an X.509 certificate. -- Charles Forsythe [EMAIL PROTECTED] To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of the message
Re: ssh and scp fail connecting to a root account
On Sat, Sep 16, 2000 at 04:03:32 +0100, Brian Somers wrote: On Fri, 15 Sep 2000, Udo Schweigert wrote: The strange: both commands succeed if connecting to a non-root account. Are there any others with these problems? Any clues? run sshd -d on the server, ssh -d on the client, and send me the output Hmm, I've been seeing this problem too. I ran sshd -p 1234 -d and it worked ok. I then killed the running sshd and started sshd -d and it worked too. I then ran sshd and it worked. I tried that, and it did not work for me. Same results as on port 22. Best regards. -- Udo Schweigert, Siemens AG | Voice : +49 89 636 42170 ZT IK 3, Siemens CERT| Fax: +49 89 636 41166 D-81730 Muenchen / Germany | email : [EMAIL PROTECTED] PGP-2/5 fingerprint | D8 A5 DF 34 EC 87 E8 C6 E2 26 C4 D0 EE 80 36 B2 To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of the message
Re: ssh and scp fail connecting to a root account
On Fri, 15 Sep 2000, Udo Schweigert wrote: The strange: both commands succeed if connecting to a non-root account. Are there any others with these problems? Any clues? run sshd -d on the server, ssh -d on the client, and send me the output Hmm, I've been seeing this problem too. I ran sshd -p 1234 -d and it worked ok. I then killed the running sshd and started sshd -d and it worked too. I then ran sshd and it worked. I'll look into this some more when I can reboot the machine :-/ This is what I get on the server: hak:~ $ sudo sshd -d debug: sshd version OpenSSH_2.2.0 debug: read DSA private key done debug: Bind to port 22 on ::. Server listening on :: port 22. debug: Bind to port 22 on 0.0.0.0. Server listening on 0.0.0.0 port 22. Generating 768 bit RSA key. RSA key generation complete. debug: Server will not fork when running in debugging mode. Connection from localhost port 1031 Connection from ::1 port 1031 debug: Client protocol version 1.5; client software version OpenSSH_2.2.0 debug: Local version string SSH-1.99-OpenSSH_2.2.0 debug: Sent 768 bit public key and 1024 bit host key. debug: Encryption type: 3des debug: Received session key; encryption turned on. debug: Installing crc compensation attack detector. debug: Attempting authentication for brian. Accepted rsa for brian from ::1 port 1031 debug: session_new: init debug: session_new: session 0 debug: Allocating pty. debug: Received request for X11 forwarding with auth spoofing. debug: fd 8 setting O_NONBLOCK debug: channel 0: new [X11 inet listener] debug: fd 9 setting O_NONBLOCK debug: channel 1: new [X11 inet listener] debug: Received authentication agent forwarding request. debug: fd 10 setting O_NONBLOCK debug: channel 2: new [auth socket] debug: Entering interactive session. debug: no set_nonblock for tty fd 3 debug: Setting controlling tty using TIOCSCTTY. debug: no set_nonblock for tty fd 4 debug: server_init_dispatch_13 debug: server_init_dispatch_15 debug: tvp!=NULL kid 0 mili 10 debug: tvp!=NULL kid 0 mili 10 debug: tvp!=NULL kid 0 mili 10 debug: tvp!=NULL kid 0 mili 10 debug: tvp!=NULL kid 0 mili 10 debug: Received SIGCHLD. debug: tvp!=NULL kid 1 mili 10 debug: tvp!=NULL kid 1 mili 100 debug: End of interactive session; stdin 0, stdout (read 310, sent 310), stderr 0 bytes. debug: channel_free: channel 0: status: The following connections are open: debug: channel_free: channel 1: status: The following connections are open: debug: channel_free: channel 2: status: The following connections are open: Disconnecting: Command terminated on signal 6. debug: Calling cleanup 0x8053874(0x0) debug: xauthfile_cleanup_proc called debug: Calling cleanup 0x8060ee0(0x0) debug: Calling cleanup 0x80538e8(0x80758c0) debug: pty_cleanup_proc: /dev/ttyp2 debug: Calling cleanup 0x805b890(0x0) hak:~ $ And on the client I see this: hak:~ $ ssh -v localhost SSH Version OpenSSH_2.2.0, protocol versions 1.5/2.0. Compiled with SSL (0x0090581f). debug: Reading configuration data /etc/ssh/ssh_config debug: Applying options for * debug: ssh_connect: getuid 15 geteuid 15 anon 1 debug: Connecting to localhost [::1] port 22. debug: Connection established. debug: Remote protocol version 1.99, remote software version OpenSSH_2.2.0 debug: Local version string SSH-1.5-OpenSSH_2.2.0 debug: Waiting for server public key. debug: Received server public key (768 bits) and host key (1024 bits). debug: Forcing accepting of host key for loopback/localhost. debug: Encryption type: 3des debug: Sent encrypted session key. debug: Installing crc compensation attack detector. debug: Received encrypted confirmation. debug: Trying RSA authentication via agent with '[EMAIL PROTECTED]' debug: Received RSA challenge from server. debug: Sending response to RSA challenge. debug: Remote: RSA authentication accepted. debug: RSA authentication accepted by server. debug: Requesting pty. debug: Requesting X11 forwarding with authentication spoofing. debug: Requesting authentication agent forwarding. debug: Requesting shell. debug: Entering interactive session. Last login: Sat Sep 16 13:54:54 2000 from localhost Copyright (c) 1980, 1983, 1986, 1988, 1990, 1991, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD 5.0-CURRENT (HAK) #1: Sat Sep 16 13:24:21 BST 2000 sshd in realloc():Received disconnect: Command terminated on signal 6. debug: Calling cleanup 0x804db94(0x0) debug: Calling cleanup 0x8056fe4(0x0) hak:~ $ The client works ok connecting to older machines. -- Brian [EMAIL PROTECTED]brian@[uk.]FreeBSD.org http://www.Awfulhak.org brian@[uk.]OpenBSD.org Don't _EVER_ lose your sense of humour ! To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of the message
ssh and scp fail connecting to a root account
Hello all, after a fresh build of -current openssh does not work if connecting to the root-user. For example (tested from a -stable machine, but the same from 4.1-RELEASE): --- $ ssh host -l root Last login: Fri Sep 15 16:22:48 2000 from Copyright (c) 1980, 1983, 1986, 1988, 1990, 1991, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD 5.0-CURRENT () #21: Fri Sep 15 11:59:41 CEST 2000 Welcome to FreeBSD! sshd in realloc(): error: junk pointer, too high to make sense. Connection to closed. --- (This implies that "PermitRootLogin" is set to yes in /etc/ssh/sshd_config) The only soultion is to have "UseLogin" set to yes. But nevertheless scp does never work if copying to the root account like this: --- $ scp file root@host:. select: Bad file descriptor lost connection --- The strange: both commands succeed if connecting to a non-root account. Are there any others with these problems? Any clues? Best regards. -- Udo Schweigert, Siemens AG | Voice : +49 89 636 42170 ZT IK 3, Siemens CERT| Fax: +49 89 636 41166 D-81730 Muenchen / Germany | email : [EMAIL PROTECTED] PGP-2/5 fingerprint | D8 A5 DF 34 EC 87 E8 C6 E2 26 C4 D0 EE 80 36 B2 To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of the message
Re: ssh and scp fail connecting to a root account
Udo Schweigert wrote: Hello all, after a fresh build of -current openssh does not work if connecting to the root-user. For example (tested from a -stable machine, but the same from 4.1-RELEASE): --- --- The strange: both commands succeed if connecting to a non-root account. Are there any others with these problems? Any clues? Yes, I've been seeing the same thing since the checkout of the SMPng stuff... No idea why it's happening. -- * *Konstantin Chuguev - Application Engineer * * Francis House, 112 Hills Road * Cambridge CB2 1PQ, United Kingdom D A N T E WWW:http://www.dante.net To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of the message
Re: ssh and scp fail connecting to a root account
On Sat, Sep 16, 2000 at 00:51:51 +0800, Clive Lin wrote: On Fri, Sep 15, 2000 at 04:33:44PM +0200, Udo Schweigert wrote: sshd in realloc(): error: junk pointer, too high to make sense. Connection to closed. Hm... did you just make new ssh instead of making world or rebuilding kernel ? No, I did a complete "make world" + a new kernel (with config -r) I got exactly the same error on the day sshd upgraded. dmesg shows that sshd got signal 11 all the time. My sshd got signal 6 (ABORT) -- Udo Schweigert, Siemens AG | Voice : +49 89 636 42170 ZT IK 3, Siemens CERT| Fax: +49 89 636 41166 D-81730 Muenchen / Germany | email : [EMAIL PROTECTED] PGP-2/5 fingerprint | D8 A5 DF 34 EC 87 E8 C6 E2 26 C4 D0 EE 80 36 B2 To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of the message
Re: ssh and scp fail connecting to a root account
On Fri, 15 Sep 2000, Udo Schweigert wrote: The strange: both commands succeed if connecting to a non-root account. Are there any others with these problems? Any clues? run sshd -d on the server, ssh -d on the client, and send me the output Kris -- In God we Trust -- all others must submit an X.509 certificate. -- Charles Forsythe [EMAIL PROTECTED] To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of the message
Re: ssh and scp fail connecting to a root account
On Fri, 15 Sep 2000, Udo Schweigert wrote: The strange: both commands succeed if connecting to a non-root account. Are there any others with these problems? Any clues? run sshd -d on the server, ssh -d on the client, and send me the output Hmm, I've been seeing this problem too. I ran sshd -p 1234 -d and it worked ok. I then killed the running sshd and started sshd -d and it worked too. I then ran sshd and it worked. I'll look into this some more when I can reboot the machine :-/ Kris -- In God we Trust -- all others must submit an X.509 certificate. -- Charles Forsythe [EMAIL PROTECTED] -- Brian [EMAIL PROTECTED]brian@[uk.]FreeBSD.org http://www.Awfulhak.org brian@[uk.]OpenBSD.org Don't _EVER_ lose your sense of humour ! To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-current" in the body of the message