Re: [Jailkit-users] jailkit problem with jk_jailuser on Redhat Enterprise Linux 3

[Koshy Abraham]

Mike wrote:

> This page helped me very much debugging jails:
> http://olivier.sessink.nl/jailkit/howtos_debug_jails.html
>
> - Mike

I did:
strace -f sftp address@hidden

After entering the password, I got the messages shown below. There are 
some 'Invalid Argument' messages.
Does any of this point us to the error?

Thanks for your help
Koshy
---

Trace messages
--------------
[pid 29357] ioctl(4, SNDCTL_TMR_CONTINUE or TCSETSF, {B38400 opost isig 
icanon echo ...}) = 0
[pid 29357] rt_sigaction(SIGALRM, {SIG_DFL}, NULL, 8) = 0
[pid 29357] rt_sigaction(SIGHUP, {SIG_DFL}, NULL, 8) = 0
[pid 29357] rt_sigaction(SIGINT, {SIG_DFL}, NULL, 8) = 0
[pid 29357] rt_sigaction(SIGQUIT, {SIG_DFL}, NULL, 8) = 0
[pid 29357] rt_sigaction(SIGPIPE, {SIG_IGN}, NULL, 8) = 0
[pid 29357] rt_sigaction(SIGTERM, {SIG_DFL}, NULL, 8) = 0
[pid 29357] rt_sigaction(SIGTSTP, {SIG_DFL}, NULL, 8) = 0
[pid 29357] rt_sigaction(SIGTTIN, {SIG_DFL}, NULL, 8) = 0
[pid 29357] close(4)                    = 0
[pid 29357] write(3, 
"%\206\242~\r3+h\311#\335\303\270y!J[\7\212\243\251P\313"..., 144) = 144
[pid 29357] select(4, [3], NULL, NULL, NULL) = 1 (in [3])
[pid 29357] read(3, 
"\203x\334\313\300\372\322\265q\247\300\244F\215\17\346"..., 8192) = 32
[pid 29357] dup(0)                      = 4
[pid 29357] dup(1)                      = 5
[pid 29357] dup(2)                      = 6
[pid 29357] ioctl(4, SNDCTL_TMR_TIMEBASE or TCGETS, 0xbfffa1a8) = -1 
EINVAL (Invalid argument)
[pid 29357] fcntl64(4, F_GETFL)         = 0x2 (flags O_RDWR)
[pid 29357] fcntl64(4, F_SETFL, O_RDWR|O_NONBLOCK) = 0
[pid 29357] ioctl(5, SNDCTL_TMR_TIMEBASE or TCGETS, 0xbfffa1a8) = -1 
EINVAL (Invalid argument)
[pid 29357] fcntl64(5, F_GETFL)         = 0x802 (flags O_RDWR|O_NONBLOCK)
[pid 29357] ioctl(6, SNDCTL_TMR_TIMEBASE or TCGETS, {B38400 opost isig 
icanon echo ...}) = 0
[pid 29357] ioctl(5, SNDCTL_TMR_TIMEBASE or TCGETS, 0xbfffa148) = -1 
EINVAL (Invalid argument)
[pid 29357] gettimeofday({1150727846, 225988}, NULL) = 0
[pid 29357] rt_sigaction(SIGINT, {SIG_IGN}, {SIG_DFL}, 8) = 0
[pid 29357] rt_sigaction(SIGINT, {0x804f520, [INT], 
SA_RESTORER|SA_RESTART, 0x1970d8}, {SIG_IGN}, 8) = 0
[pid 29357] rt_sigaction(SIGQUIT, {SIG_IGN}, {SIG_DFL}, 8) = 0
[pid 29357] rt_sigaction(SIGQUIT, {0x804f520, [QUIT], 
SA_RESTORER|SA_RESTART, 0x1970d8}, {SIG_IGN}, 8) = 0
[pid 29357] rt_sigaction(SIGTERM, {SIG_IGN}, {SIG_DFL}, 8) = 0
[pid 29357] rt_sigaction(SIGTERM, {0x804f520, [TERM], 
SA_RESTORER|SA_RESTART, 0x1970d8}, {SIG_IGN}, 8) = 0
[pid 29357] select(7, [3], [3], NULL, NULL) = 1 (out [3])
[pid 29357] write(3, 
"\366\227Y\243\34SG\215Vs\200~\255W\361\255&\236\323\220"..., 64) = 64
[pid 29357] select(7, [3], [], NULL, NULL) = 1 (in [3])
[pid 29357] read(3, 
"-\262^\22E\346\272\272\212r\341\236\20V\267b[Z\n\6\377"..., 8192) = 48
[pid 29357] getsockname(3, {sa_family=AF_INET, sin_port=htons(42458), 
sin_addr=inet_addr("127.0.0.1")}, [16]) = 0
[pid 29357] setsockopt(3, SOL_IP, IP_TOS, [8], 4) = 0
[pid 29357] select(7, [3], [3], NULL, NULL) = 1 (out [3])
[pid 29357] write(3, 
"y|\213c\240\202\21\221\0167_N\t\342No\234\205\264\201\223"..., 64) = 64
[pid 29357] select(7, [3], [], NULL, NULL) = 1 (in [3])
[pid 29357] read(3, 
"\255%\351\243n\360Eb*\21\364\205\20\250Ya\231\376\374\214"..., 8192) = 80
[pid 29357] select(7, [3 4], [], NULL, NULL) = 1 (in [4])
[pid 29357] read(4, "\0\0\0\5\1\0\0\0\3", 16384) = 9
[pid 29357] select(7, [3 4], [3], NULL, NULL) = 1 (out [3])
[pid 29357] write(3, 
":r\364\177\346ox\271\227\211n\273\377\315n\323F\240YHA"..., 48) = 48
[pid 29357] select(7, [3 4], [], NULL, NULL) = 1 (in [3])
[pid 29357] read(3, 
"\26\340$\201\325\272\374^\340\21_\253\274\16L|\274\206"..., 8192) = 128
[pid 29357] close(5)                    = 0
[pid 29357] close(4)                    = 0
[pid 29357] close(6)                    = 0
[pid 29357] select(7, [3], [3], NULL, NULL) = 1 (out [3])
[pid 29357] write(3, 
"E\354\27,\212\txNQ\"\263\215(\34\350x\244c\214L\7n\\\333"..., 32) = 32
[pid 29357] ioctl(0, SNDCTL_TMR_TIMEBASE or TCGETS, 0xbfffa118) = -1 
EINVAL (Invalid argument)
[pid 29357] fcntl64(0, F_GETFL)         = 0x802 (flags O_RDWR|O_NONBLOCK)
[pid 29357] fcntl64(0, F_SETFL, O_RDWR) = 0
[pid 29357] ioctl(1, SNDCTL_TMR_TIMEBASE or TCGETS, 0xbfffa118) = -1 
EINVAL (Invalid argument)
[pid 29357] fcntl64(1, F_GETFL)         = 0x2 (flags O_RDWR)
[pid 29357] ioctl(2, SNDCTL_TMR_TIMEBASE or TCGETS, {B38400 opost isig 
icanon echo ...}) = 0
[pid 29357] gettimeofday({1150727846, 241418}, NULL) = 0
[pid 29357] shutdown(3, 2 /* send and receive */) = 0
[pid 29357] close(3)                    = 0
[pid 29357] exit_group(127)             = ?
Process 29357 detached
<... read resumed> "", 4)               = 0
write(2, "Connection closed\r\n", 19Connection closed
)   = 19
exit_group(255)                         = ?