Date: Sat, 04 Feb 2012 13:45:53 -0800 From: Dennis Glatting <freebsd@pki2.com> To: Konstantin Belousov <kostikbel@gmail.com> Cc: freebsd-amd64@freebsd.org Subject: Re: aesni module with AMD CPUs? Message-ID: <1328391953.14163.31.camel@btw.pki2.com> In-Reply-To: <20120204182841.GZ3283@deviant.kiev.zoral.com.ua> References: <7e0e01cc2b957c417a3f69232b33ebe0@antiszoc.hu> <1328372906.15339.98.camel@btw.pki2.com> <20120204163303.GR3283@deviant.kiev.zoral.com.ua> <1328373505.14163.8.camel@btw.pki2.com> <1328373948.14163.13.camel@btw.pki2.com> <20120204170431.GT3283@deviant.kiev.zoral.com.ua> <1328375448.14163.14.camel@btw.pki2.com> <1328377314.14163.21.camel@btw.pki2.com> <20120204180401.GV3283@deviant.kiev.zoral.com.ua> <1328379258.14163.28.camel@btw.pki2.com> <20120204182841.GZ3283@deviant.kiev.zoral.com.ua>
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On Sat, 2012-02-04 at 20:28 +0200, Konstantin Belousov wrote: > On Sat, Feb 04, 2012 at 10:14:18AM -0800, Dennis Glatting wrote: > > On Sat, 2012-02-04 at 20:04 +0200, Konstantin Belousov wrote: > > > On Sat, Feb 04, 2012 at 09:41:54AM -0800, Dennis Glatting wrote: > > > > On Sat, 2012-02-04 at 09:10 -0800, Dennis Glatting wrote: > > > > > > What is written into dmesg after the load ? > > > > > > Try to restart sshd and log into the system over ssh after aesni(4) > > > > > and > > > > > > cryptodev(4) modules are loaded. > > > > > > > > > > > > > Sorry, BD3 is in the process of being updated to pick up the LSI patches > > > > (Thank you LSI and others). > > > > > > > > > > > > On BD3: > > > > > > > > > > > > bd3# kldload aesni > > > > bd3# kldstat | grep -i aesni > > > > 8 1 0xffffffff81768000 1a2b aesni.ko > > > > bd3# /etc/rc.d/sshd restart > > > > Stopping sshd. > > > > Waiting for PIDS: 1832. > > > > Starting sshd. > > > > bd3# > > > > > > > > > > > > > > > > On BTW: > > > > > > > > > > > > btw> ssh -v dennisg@bd3 > > > > OpenSSH_5.4p1_hpn13v11 FreeBSD-20100308, OpenSSL 0.9.8q 2 Dec 2010 > > > > debug1: Reading configuration data /etc/ssh/ssh_config > > > > debug1: Connecting to bd3.pki2.com [192.168.23.22] port 22. > > > > debug1: Connection established. > > > > debug1: identity file /home/dennis_glatting/.ssh/id_rsa type -1 > > > > debug1: identity file /home/dennis_glatting/.ssh/id_rsa-cert type -1 > > > > debug1: identity file /home/dennis_glatting/.ssh/id_dsa type -1 > > > > debug1: identity file /home/dennis_glatting/.ssh/id_dsa-cert type -1 > > > > debug1: Remote protocol version 2.0, remote software version > > > > OpenSSH_5.8p2_hpn13v11 FreeBSD-20110503 > > > > debug1: match: OpenSSH_5.8p2_hpn13v11 FreeBSD-20110503 pat OpenSSH* > > > > debug1: Enabling compatibility mode for protocol 2.0 > > > > debug1: Local version string SSH-2.0-OpenSSH_5.4p1_hpn13v11 > > > > FreeBSD-20100308 > > > > debug1: SSH2_MSG_KEXINIT sent > > > > debug1: SSH2_MSG_KEXINIT received > > > > debug1: kex: server->client aes128-ctr hmac-sha1 none > > > > debug1: kex: client->server aes128-ctr hmac-sha1 none > > > > debug1: SSH2_MSG_KEX_DH_GEX_REQUEST(1024<2048<8192) sent > > > > debug1: expecting SSH2_MSG_KEX_DH_GEX_GROUP > > > > debug1: SSH2_MSG_KEX_DH_GEX_INIT sent > > > > debug1: expecting SSH2_MSG_KEX_DH_GEX_REPLY > > > > debug1: Host 'bd3.pki2.com' is known and matches the RSA host key. > > > > debug1: Found key in /home/dennis_glatting/.ssh/known_hosts:41 > > > > debug1: ssh_rsa_verify: signature correct > > > > debug1: SSH2_MSG_NEWKEYS sent > > > > debug1: expecting SSH2_MSG_NEWKEYS > > > > debug1: SSH2_MSG_NEWKEYS received > > > > debug1: Roaming not allowed by server > > > > debug1: SSH2_MSG_SERVICE_REQUEST sent > > > > debug1: SSH2_MSG_SERVICE_ACCEPT received > > > > debug1: Authentications that can continue: > > > > publickey,keyboard-interactive > > > > debug1: Next authentication method: publickey > > > > debug1: Trying private key: /home/dennis_glatting/.ssh/id_rsa > > > > debug1: Trying private key: /home/dennis_glatting/.ssh/id_dsa > > > > debug1: Next authentication method: keyboard-interactive > > > > Password: > > > > debug1: Authentication succeeded (keyboard-interactive). > > > > debug1: Final hpn_buffer_size = 2097152 > > > > debug1: HPN Disabled: 0, HPN Buffer Size: 2097152 > > > > debug1: channel 0: new [client-session] > > > > debug1: Enabled Dynamic Window Scaling > > > > > > > > debug1: Requesting no-more-sessions@openssh.com > > > > debug1: Entering interactive session. > > > > Last login: Sat Feb 4 09:38:12 2012 from btw.pki2.com > > > > FreeBSD 9.0-STABLE (SMUNI) #2: Sat Feb 4 09:15:42 PST 2012 > > > > > > > > bd3> > > > > > > > > > > > > Back to BD3: > > > > > > > > bd3# dmesg|tail > > > > da9 at mps2 bus 0 scbus4 target 0 lun 0 > > > > da9: <ATA WDC WD25EZRS-00J 0A80> Fixed Direct Access SCSI-6 device > > > > da9: 300.000MB/s transfers > > > > da9: Command Queueing enabled > > > > da9: 2384658MB (4883781168 512 byte sectors: 255H 63S/T 304001C) > > > > Trying to mount root from ufs:/dev/gpt/disk0 [rw]... > > > > ZFS filesystem version 5 > > > > ZFS storage pool version 28 > > > > cryptosoft0: <software crypto> on motherboard > > > > aesni0: <AES-CBC,AES-XTS> on motherboard > > > > bd3# > > > > > > > > > > > > bd3# tail /var/log/messages > > > > (snip -- sorry) > > > > Feb 4 09:38:18 bd3 su: dennisg to root on /dev/pts/0 > > > > Feb 4 09:38:22 bd3 kernel: cryptosoft0: <software crypto> on > > > > motherboard > > > > Feb 4 09:38:22 bd3 kernel: aesni0: <AES-CBC,AES-XTS> on motherboard > > > > bd3# > > > > > > > > > > > > > > > > I /assume/ sshd is using the driver. How would I know? > > > > > > Without reading the code and possibly adding some printfs or logs, you > > > cannot. But I do know that sshd prefer /dev/crypto when available, over > > > the usermode algorithm implementation. > > > > > > You can also look at the users of /dev/crypto, using "fuser /dev/crypto" > > > command, and see what that pids are. > > > > > > > Check that. > > > > At this point I would have to do some reading but there is > > no /dev/crypto. Whatever AESNI is doing, apparently creating /dev/crypto > > isn't one of them. I loaded and looked on three machines: Two 8150s and > > the 6274. All RELENG_9. > > > > bd3# fuser /dev/crypto > > fuser: /dev/crypto: No such file or directory > > fuser: files not accessible > > bd3# > Did you load cryptodev ? I noted that in some previous message. No. But now that I know about, :), I think this is what you want to see: bd3# kldload aesni bd3# kldload cryptodev bd3# ls -l /dev/crypto crw-rw-rw- 1 root wheel 0, 146 Feb 4 13:40 /dev/crypto bd3# bd3# /etc/rc.d/sshd restart Stopping sshd. Waiting for PIDS: 1832. Starting sshd. bd3# fuser /dev/crypto /dev/crypto: 2052w bd3# ps -ax| grep 2052 2052 ?? Ss 0:00.00 /usr/sbin/sshd 2055 1 RL+ 0:00.00 grep 2052 bd3# btw> ssh -v dennisg@bd3 OpenSSH_5.4p1_hpn13v11 FreeBSD-20100308, OpenSSL 0.9.8q 2 Dec 2010 debug1: Reading configuration data /etc/ssh/ssh_config debug1: Connecting to bd3.pki2.com [192.168.23.22] port 22. debug1: Connection established. debug1: identity file /home/dennis_glatting/.ssh/id_rsa type -1 debug1: identity file /home/dennis_glatting/.ssh/id_rsa-cert type -1 debug1: identity file /home/dennis_glatting/.ssh/id_dsa type -1 debug1: identity file /home/dennis_glatting/.ssh/id_dsa-cert type -1 debug1: Remote protocol version 2.0, remote software version OpenSSH_5.8p2_hpn13v11 FreeBSD-20110503 debug1: match: OpenSSH_5.8p2_hpn13v11 FreeBSD-20110503 pat OpenSSH* debug1: Enabling compatibility mode for protocol 2.0 debug1: Local version string SSH-2.0-OpenSSH_5.4p1_hpn13v11 FreeBSD-20100308 debug1: SSH2_MSG_KEXINIT sent debug1: SSH2_MSG_KEXINIT received debug1: kex: server->client aes128-ctr hmac-sha1 none debug1: kex: client->server aes128-ctr hmac-sha1 none debug1: SSH2_MSG_KEX_DH_GEX_REQUEST(1024<2048<8192) sent debug1: expecting SSH2_MSG_KEX_DH_GEX_GROUP debug1: SSH2_MSG_KEX_DH_GEX_INIT sent debug1: expecting SSH2_MSG_KEX_DH_GEX_REPLY debug1: Host 'bd3.pki2.com' is known and matches the RSA host key. debug1: Found key in /home/dennis_glatting/.ssh/known_hosts:41 debug1: ssh_rsa_verify: signature correct debug1: SSH2_MSG_NEWKEYS sent debug1: expecting SSH2_MSG_NEWKEYS debug1: SSH2_MSG_NEWKEYS received debug1: Roaming not allowed by server debug1: SSH2_MSG_SERVICE_REQUEST sent debug1: SSH2_MSG_SERVICE_ACCEPT received debug1: Authentications that can continue: publickey,keyboard-interactive debug1: Next authentication method: publickey debug1: Trying private key: /home/dennis_glatting/.ssh/id_rsa debug1: Trying private key: /home/dennis_glatting/.ssh/id_dsa debug1: Next authentication method: keyboard-interactive Password: debug1: Authentication succeeded (keyboard-interactive). debug1: Final hpn_buffer_size = 2097152 debug1: HPN Disabled: 0, HPN Buffer Size: 2097152 debug1: channel 0: new [client-session] debug1: Enabled Dynamic Window Scaling debug1: Requesting no-more-sessions@openssh.com debug1: Entering interactive session. Last login: Sat Feb 4 13:28:09 2012 from btw.pki2.com FreeBSD 9.0-STABLE (SMUNI) #2: Sat Feb 4 09:15:42 PST 2012 bd3> bd3# lsof | grep crypto | grep sshd sshd 1809 root txt VREG 0,131 1718000 95344175 /lib/libcrypto.so.6 sshd 1931 root txt VREG 0,131 1718000 95344175 /lib/libcrypto.so.6 sshd 1934 dennisg txt VREG 0,131 1718000 95344175 /lib/libcrypto.so.6 sshd 1984 root txt VREG 0,131 1718000 95344175 /lib/libcrypto.so.6 sshd 1987 dennisg txt VREG 0,131 1718000 95344175 /lib/libcrypto.so.6 sshd 2052 root txt VREG 0,131 1718000 95344175 /lib/libcrypto.so.6 sshd 2052 root 3u VCHR 0,146 0t0 146 /dev/crypto
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