Memory fault on HP-UX 11.0, 3.4p1

[Ladner, Eric (Eric.Ladner)]

Here's the last page or two of a "truss ssh pappt date"

Let me know if you need more.

Eric

read(5, "p a p p t , 1 4 6 . 2 5 . 1 4 . ".., 8192)
= 3945
lseek(5, 4294963580, SEEK_CUR)
= 229
close(5)
= 0
open("/root/.ssh/known_hosts", O_RDONLY|O_LARGEFILE, 0666)
= 5
ioctl(5, TCGETA, 0x7b043ce0)
ERR#25 ENOTTY
read(5, "p a p p t , 1 4 6 . 2 5 . 1 4 . ".., 8192)
= 3945
lseek(5, 4294963580, SEEK_CUR)
= 229
close(5)
= 0
brk(0x40086000)
= 0
brk(0x40096000)
= 0
brk(0x400a6000)
= 0
write(4, "\0\0\0\f\n15\0\0\0\0\0\0\0\0\0\0", 16)
= 16
brk(0x400a9000)
= 0
brk(0x400b1000)
= 0
write(4, "P \a86051fS ae6 , aba7119d10fe06".., 48)
= 48
select(5, 0x4002b8a8, NULL, NULL, NULL)
= 1
read(4, "faa88 92s k c2X M N % _ K Z 1d81".., 8192)
= 48
brk(0x400b2000)
= 0
socket2(1, 1, 0)
= 5
fcntl(5, F_SETFD, 1)
= 0
connect(5, 0x7b040918, 94)
= 0
write(4, "8d9ba2c6e49faceef510; I faN ccb5".., 64)
= 64
select(5, 0x4002b8a8, NULL, NULL, NULL)
= 1
read(4, "f5& \t7 9691\a6 \0e4A 9efdfdo I ".., 8192)
= 80
brk(0x400b3000)
= 0
write(5, "\0\0\001", 4)
= 4
write(5, "\v", 1)
= 1
read(5, "\0\0\0b3", 4)
= 4
read(5, "\f\0\0\001\0\0\095\0\0\0\as s h ".., 179)
= 179
write(4, "\ H \f\r\bb5Z 1f945 eeb9L # 90R ".., 208)
= 208
select(5, 0x4002ba18, NULL, NULL, NULL)
= 1
read(4, "e087\ae8ba( b3c6Z 1696a0e86 ea: ".., 8192)
= 192
brk(0x400b4000)
= 0
write(5, "\0\00187", 4)
= 4
write(5, "\r\0\0\095\0\0\0\as s h - r s a ".., 391)
= 391
read(5, "\0\0\094", 4)
= 4
read(5, "0e\0\0\08f\0\0\0\as s h - r s a ".., 148)
= 148
write(4, "c J 15178bb6b710d fcG E edb3y w ".., 176)
= 176
select(5, 0x4002ba18, NULL, NULL, NULL)
= 1
read(4, "8d1e, H j e3a4ac9bff3 e9b1e0P 17".., 8192)
= 32
close(5)
= 0
dup(0)
= 5
dup(1)
= 6
dup(2)
= 7
ioctl(5, TCGETA, 0x7b0408a0)
= 0
ioctl(6, TCGETA, 0x7b0408a0)
= 0
ioctl(7, TCGETA, 0x7b0408a0)
= 0
brk(0x400b5000)
= 0
  Received signal 11, SIGSEGV, in user mode, [SIG_DFL], partial siginfo
    Siginfo: si_code: I_NONEXIST, faulting address: 0xf5fe38bc, si_errno: 0
    PC: 0xc0bd6c1f, instruction: 0x48350ee8
exit(11) [implicit]
WIFSIGNALED(SIGSEGV)|WCOREDUMP

-----Original Message-----
From: David M. Williams [mailto:d_wllms at lanl.gov] 
Sent: Tuesday, October 08, 2002 10:05 AM
To: Ladner, Eric (Eric.Ladner)
Cc: openssh-unix-dev at mindrot.org
Subject: Re: Memory fault on HP-UX 11.0, 3.4p1


Eric,
    Can you run the ssh cmd via truss or strace (not sure which is 
supported on HP-UX)?

Dave

Ladner, Eric (Eric.Ladner) wrote:

>Is this a known issue?  (ignore the pervasive MS-outlook 
>capitalization)
>
>Ssh-agent /bin/ksh
>Ssh-add /root/.ssh/id_rsa
>Blah blah
>
>Ssh -vvv some_server date
>...
>debug1: ssh_rsa_verify: signature correct
>debug1: kex_derive_keys
>debug1: newkeys: mode 1
>debug1: Enabling compression at level 6.
>debug1: SSH2_MSG_NEWKEYS sent
>debug1: waiting for SSH2_MSG_NEWKEYS
>debug1: newkeys: mode 0
>debug1: SSH2_MSG_NEWKEYS received
>debug1: done: ssh_kex2.
>debug1: send SSH2_MSG_SERVICE_REQUEST
>debug1: service_accept: ssh-userauth
>debug1: got SSH2_MSG_SERVICE_ACCEPT
>debug1: authentications that can continue: 
>publickey,password,keyboard-interactive
>debug3: start over, passed a different list 
>publickey,password,keyboard-interactive
>debug3: preferred publickey,keyboard-interactive,password
>debug3: authmethod_lookup publickey
>debug3: remaining preferred: keyboard-interactive,password
>debug3: authmethod_is_enabled publickey
>debug1: next auth method to try is publickey
>debug1: userauth_pubkey_agent: testing agent key /root/.ssh/id_rsa
>debug3: send_pubkey_test
>debug2: we sent a publickey packet, wait for reply
>debug1: input_userauth_pk_ok: pkalg ssh-rsa blen 149 lastkey 400377a0 
>hint -1
>debug2: input_userauth_pk_ok: fp 
>7a:44:be:6c:94:18:fb:0c:ff:e5:1a:9a:07:98:a5:27
>debug3: sign_and_send_pubkey
>debug3: clear_auth_state: key_free 400377a0
>debug1: ssh-userauth2 successful: method publickey
>debug1: channel 0: new [client-session]
>debug3: ssh_session2_open: channel_new: 0
>debug1: send channel open 0
>Memory fault(coredump)
>
># ssh -V
>OpenSSH_3.4p1, SSH protocols 1.5/2.0, OpenSSL 0x0090607f
>
>HP-UX 11.0 (March 2002 patches)
>
>Thanks,
>
>Eric
>
>_______________________________________________
>openssh-unix-dev at mindrot.org mailing list 
>http://www.mindrot.org/mailman/listinfo/openssh-unix-dev
>
>
>  
>

-- 
David M. Williams, CISSP		Phone: 505-665-5021
Systems Engineer, CCN-2			Fax:   505-667-7428
Los Alamos National Laboratory		Email: d_wllms at lanl.gov