search for: channel_free

From: Marcin Slusarz <marcin.slusarz at gmail.com> Subject: [libdrm PATCH] nouveau: disable flush_notify on channel_free We don't want do call flush_notify when we will FIRE the RING a couple of lines later, because grobj bound to this channel might be already freed. --- nouveau/nouveau_channel.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/nouveau/nouveau_channel.c b/nouveau/nouveau...

Hi! I am resending the following message about problems with utmp handling. * In the meantime I had some request in private mail from people asking whether I have new information. * The problem is still persistant in 2.9p2. * My own new investigations show, that the problem only appears with protocol 2, not with protocol 1, I therefore only started to note it when protocol 2 became the

We installed openssh 3.1p1 on our Solaris 2.8 machine using gcc 2.95.2. During the installation, we modified ssh_config and sshd_config to enable X11 and agent forwarding. In sshd_config, we changed the following line to read: X11Forwarding yes In ssh_config, we changed the following two lines to read: ForwardAgent yes ForwardX11 yes Both files are set to permission readable

...0 channel 0^M debug1: session_input_channel_req: session 0 req shell^M debug1: fd 4 setting TCP_NODELAY^M debug1: channel 0: rfd 10 isatty^M debug1: fd 10 setting O_NONBLOCK^M debug2: fd 9 is O_NONBLOCK^M debug1: Setting controlling tty using TIOCSCTTY.^M Connection closed by remote host.^M debug1: channel_free: channel 0: server-session, nchannels 2^M debug3: channel_free: status: The following connections are open:^M #0 server-session (t4 r0 i0/43 o0/0 fd 10/9)^M ^M debug3: channel_close_fds: channel 0: r 10 w 9 e -1^M debug1: channel_free: channel 1: X11 inet listener, nchannels 1^M debug3: channel_f...

...buf empty debug1: channel 3: input drain -> closed debug1: channel 3: send eof This seems to be consistent by itself, however the channel doesn't seem to be closed. When the session is shutdown (type "exit" in shell), it is hanging: - Server: ... debug1: channel 0: is dead debug1: channel_free: channel 0: server-session, nchannels 4 - Client: debug1: channel_free: channel 0: status: The following connections are open: #0 client-session (t4 r0 i8/0 o128/0 fd -1/-1) #1 authentication agent connection (t4 r3 i1/0 o128/0 fd 7/7) debug1: channel_free: channel 0: dettaching channel user ^...

...ew [client-session] debug3: ssh_session2_command: channel_new: 0 debug1: send channel open 0 debug1: Entering interactive session. debug2: callback start debug1: client_init id 0 arg 0 debug1: Sending command: ps -ef debug2: callback done debug1: channel 0: open confirm rwindow 0 rmax 16384 debug1: channel_free: channel 0: client-session, nchannels 1 debug3: channel_free: status: The following connections are open: #0 client-session (t4 r0 i1/0 o16/0 fd 6/8) [..] Has anyone else see this? Well, off to throw up OpenSSH -current on Linux for testing... - Ben

...etup. Couldn't establish session for harbaugh from ncihp1.ncifcrf.gov debug1: Calling cleanup 0x120055cac(0x140031cc8) debug1: session_pty_cleanup: session 0 release /dev/pts/2 debug1: Calling cleanup 0x12005d934(0x0) Connection closed by remote host. debug1: channel_free: channel 0: server-session, nchannels 2 debug3: channel_free: status: The following connections are open: #0 server-session (t4 r0 i0/0 o0/0 fd 13/12) debug3: channel_close_fds: channel 0: r 13 w 12 e -1 debug1: channel_free: channel 1: X11 inet listener, nchannels 1...

...ering debug1: session_by_tty: session 0 tty /dev/pts/4 debug3: mm_session_close: session 0 pid 20872 debug3: mm_session_close: tty /dev/pts/4 ptyfd 3 debug1: session_pty_cleanup: session 0 release /dev/pts/4 debug3: mm_request_receive entering Connection closed by remote host. debug1: channel_free: channel 0: server-session, nchannels 2 debug3: channel_free: status: The following connections are open: #0 server-session (t4 r0 i0/63 o0/0 fd 10/9) debug3: channel_close_fds: channel 0: r 10 w 9 e -1 debug1: channel_free: channel 1: X11 inet listener, nchannels 1 debug3: channel_fre...

...s reply 0 debug1: channel 0: rcvd eof debug1: channel 0: output open -> drain debug1: channel 0: rcvd close debug1: channel 0: obuf empty debug1: channel 0: output drain -> closed debug1: channel 0: close_write debug1: channel 0: send close debug1: channel 0: is dead debug1: channel_free: channel 0: status: The following connections are open: #0 client-session (t4 r0 i8/0 o128/0 fd -1/-1) debug1: channel_free: channel 0: dettaching channel user debug1: Transferred: stdin 0, stdout 0, stderr 0 bytes in 0.6 seconds debug1: Bytes per second: stdin 0.0, stdout 0.0, stderr 0....

...debug1: channel 0: send eof debug1: channel 0: rcvd eof debug1: channel 0: output open -> drain debug1: channel 0: rcvd close debug1: channel 0: obuf empty debug1: channel 0: output drain -> closed debug1: channel 0: close_write debug1: channel 0: send close debug1: channel 0: is dead debug1: channel_free: channel 0: status: The following connections are open: #0 client-session (t4 r0 i8/0 o128/0 fd -1/-1) debug1: channel_free: channel 0: dettaching channel user debug1: Transferred: stdin 0, stdout 0, stderr 0 bytes in 15.3 seconds debug1: Bytes per second: stdin 0.0, stdout 0.0, stderr 0.0 debug1...

...n debug1: channel 0: close_read debug1: channel 0: input: no drain shortcut debug1: channel 0: ibuf empty debug1: channel 0: input drain -> wait_oclose debug1: channel 0: send ieof debug1: channel 0: rcvd oclose debug1: channel 0: input wait_oclose -> closed debug1: channel 0: is dead debug1: channel_free: channel 0: status: The following connections are open: #0 X11 connection from X.X.X.X port 1482 (t4 r2 i8/0 o128/0 fd 4/4) Waiting for forwarded connections to terminate... The following connections are open: #2 X11 connection from X.X.X.X port 1482 (t4 r0 i4/0 o16/0 fd 8/8) debug1: Transferr...

http://bugzilla.mindrot.org/show_bug.cgi?id=296 ------- Additional Comments From bugzilla-openssh at thewrittenword.com 2002-06-26 01:20 ------- Are you sure? I have 3.3p1 running on 4.0D and 5.1 and I can connect as non-root. ------- You are receiving this mail because: ------- You are the assignee for the bug, or are watching the assignee.

The command "ssh ls -l /doesnotexist" gives various responses: Running from a 200 MHz PentiumPro with dsa key added to ssh-agent: Mistakes worst to fast machine: To a faster 600 MHz dual processor i686 600 MHz machine: ls: /doesnotexist: No such file or directory -- correct nothing at all -- wrong ls: select: Bad file descriptor -- wrong

...ad average: 0.52, 0.49, 0.46 debug1: client_input_channel_req: channel 0 rtype exit-status reply 0 debug1: channel 0: rcvd close debug1: channel 0: obuf empty debug1: channel 0: output drain -> closed debug1: channel 0: close_write debug1: channel 0: send close debug1: channel 0: is dead debug1: channel_free: channel 0: status: The following connections are open: #0 client-session (t4 r0 i8/0 o128/0 fd -1/-1) debug1: channel_free: channel 0: dettaching channel user debug1: Transferred: stdin 0, stdout 0, stderr 0 bytes in 0.1 seconds debug1: Bytes per second: stdin 0.0, stdout 0.0, stderr 0.0 debug1...

...put open -> drain debug1: channel 0: rcvd close debug2: channel 0: no data after CLOSE debug2: channel 0: no data after CLOSE debug1: channel 0: obuf empty debug1: channel 0: output drain -> closed debug1: channel 0: close_write debug1: channel 0: send close debug1: channel 0: is dead debug1: channel_free: channel 0: status: The following connections are open: #0 client-session (t4 r0 i8/0 o128/0 fd -1/-1) debug2: !channel_still_open. debug1: Transferred: stdin 0, stdout 0, stderr 0 bytes in 0.0 seconds debug1: Bytes per second: stdin 0.0, stdout 0.0, stderr 0.0 debug1: Exit status 0 ------------...

...debug1: channel 0: send eof debug1: channel 0: rcvd eof debug1: channel 0: output open -> drain debug1: channel 0: rcvd close debug1: channel 0: obuf empty debug1: channel 0: output drain -> closed debug1: channel 0: close_write debug1: channel 0: send close debug1: channel 0: is dead debug1: channel_free: channel 0: status: The following connections are open: #0 client-session (t4 r0 i8/0 o128/0 fd -1/-1) debug1: channel_free: channel 0: dettaching channel user debug1: Transferred: stdin 0, stdout 0, stderr 0 bytes in 0.2 seconds debug1: Bytes per second: stdin 0.0, stdout 0.0, stderr 0.0 debug1...

...> debug3: channel 3: will not send data after close > debug1: channel 3: obuf empty > debug1: channel 3: close_write > debug1: channel 3: output drain -> closed > debug1: channel 3: send close > debug1: channel 3: is dead > debug1: channel 3: garbage collecting > debug1: channel_free: channel 3: X11 connection from 127.0.0.1 port 47773, > nchan > nels 5 > debug3: channel_free: status: The following connections are open:\015 > #0 server-session (t4 r0 i0/0 o0/0 fd 16/15)\015 > #2 X11 connection from 127.0.0.1 port 47764 (t4 r1 i0/0 o0/0 fd > 18/18)\015 >...

...channel 0: close_write debug1: client_input_channel_req: channel 0 rtype exit-status reply 0 debug1: channel 0: rcvd close debug1: channel 0: input open -> closed debug1: channel 0: close_read debug2: channel 0: no data after CLOSE debug1: channel 0: send close debug1: channel 0: is dead debug1: channel_free: channel 0: client-session, nchannels 2 debug3: channel_free: status: The following connections are open: #0 client-session (t4 r0 i8/0 o128/0 fd -1/-1) #1 x11 (t7 r3 i2/0 o128/0 fd 10/10) debug1: channel_free: channel 0: detaching channel user debug3: channel_close_fds: channel 0: r -1 w -1 e...

...ug1: channel 1: input drain -> closed debug1: channel 1: send eof debug1: channel 1: write failed debug1: channel 1: output open -> closed debug1: channel 1: close_write debug1: X11 closed 1 i8/o128 debug1: channel 1: send close debug1: channel 1: rcvd close debug1: channel 1: is dead debug1: channel_free: channel 1: status: The following connections are open: #0 client-session (t4 r0 i1/0 o16/0 fd 6/7) #1 x11 (t7 r3 i8/0 o128/0 fd 9/9) X connection to ratbert:11.0 broken (explicit kill or server shutdown). Server: debug1: Seeding random number generator debug1: sshd version OpenSSH_2.9...

...14 debug3: Trying to reverse map address 161.99.65.161. cannot set login uid 202: error Not owner. Couldn't establish session for wadelljs from aku445 debug1: Calling cleanup 0x12005153c(0x140030728) debug3: mm_request_send entering: type 27 debug1: Calling cleanup 0x120068074(0x0) debug1: channel_free: channel 0: server-session, nchannels 2 debug3: channel_free: status: The following connections are open: #0 server-session (t10 r0 i0/0 o0/0 fd -1/-1) <snip>