Den 2015-12-25 kl. 21:29, skrev Michael Kjörling:
> On 25 Dec 2015 20:20 +0000, from mich...@kjorling.se (Michael Kjörling):
>> Jag skulle börja med att prova något i stil med:
> Självklart förutsatt att du redan tittat i systemets loggfiler och det
> inte gav något av värde. Borde ha nämnt det som ett förbehåll, men då
> gör jag det nu istället. :-)
>
Inget konstigt i systemloggen.

strace -v /etc/init.d/samba start 2>&1 | grep -C 200 --color "textual
authentication agent:"
ger inget ut.

strastrace -v /etc/init.d/samba start, ger
execve("/etc/init.d/samba", ["/etc/init.d/samba", "start"],
["SHELL=/bin/bash", "TERM=xterm", "USER=root",
"PATH=/usr/local/sbin:/usr/local/"..., "MAIL=/var/mail/root",
"PWD=/root", "LANG=sv_SE.UTF-8", "HOME=/root", "SHLVL=1",
"LOGNAME=root", "DISPLAY=:0.0", "COLORTERM=xfce4-terminal",
"_=/usr/bin/strace"]) = 0
brk(0)                                  = 0x562f3b48a000
access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or
directory)
mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0)
= 0x7f029b9c5000
access("/etc/ld.so.preload", R_OK)      = -1 ENOENT (No such file or
directory)
open("/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
fstat(3, {st_dev=makedev(8, 1), st_ino=11022520, st_mode=S_IFREG|0644,
st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, st_blocks=200,
st_size=100996, st_atime=2015/12/25-20:30:52,
st_mtime=2015/12/25-20:30:51, st_ctime=2015/12/25-20:30:51}) = 0
mmap(NULL, 100996, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f029b9ac000
close(3)                                = 0
access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or
directory)
open("/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
read(3,
"\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\220\t\2\0\0\0\0\0"...,
832) = 832
fstat(3, {st_dev=makedev(8, 1), st_ino=11536536, st_mode=S_IFREG|0755,
st_nlink=1, st_uid=0, st_gid=0, st_blksize=4096, st_blocks=3344,
st_size=1710168, st_atime=2015/12/25-13:48:41,
st_mtime=2015/12/11-00:41:54, st_ctime=2015/12/17-13:48:01}) = 0
mmap(NULL, 3817216, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3,
0) = 0x7f029b402000
mprotect(0x7f029b59c000, 2097152, PROT_NONE) = 0
mmap(0x7f029b79c000, 24576, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x19a000) = 0x7f029b79c000
mmap(0x7f029b7a2000, 16128, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f029b7a2000
close(3)                                = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0)
= 0x7f029b9ab000
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0)
= 0x7f029b9aa000
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0)
= 0x7f029b9a9000
arch_prctl(ARCH_SET_FS, 0x7f029b9aa700) = 0
mprotect(0x7f029b79c000, 16384, PROT_READ) = 0
mprotect(0x562f399de000, 12288, PROT_READ) = 0
mprotect(0x7f029b9c7000, 4096, PROT_READ) = 0
munmap(0x7f029b9ac000, 100996)          = 0
getpid()                                = 6329
rt_sigaction(SIGCHLD, {0x562f397d4fd0, ~[RTMIN RT_1], SA_RESTORER,
0x7f029b4356e0}, NULL, 8) = 0
geteuid()                               = 0
brk(0)                                  = 0x562f3b48a000
brk(0x562f3b4ab000)                     = 0x562f3b4ab000
getppid()                               = 6327
stat("/root", {st_dev=makedev(8, 1), st_ino=3801089,
st_mode=S_IFDIR|0700, st_nlink=28, st_uid=0, st_gid=0, st_blksize=4096,
st_blocks=8, st_size=4096, st_atime=2015/12/25-21:35:53,
st_mtime=2015/12/25-21:31:19, st_ctime=2015/12/25-21:31:19}) = 0
stat(".", {st_dev=makedev(8, 1), st_ino=3801089, st_mode=S_IFDIR|0700,
st_nlink=28, st_uid=0, st_gid=0, st_blksize=4096, st_blocks=8,
st_size=4096, st_atime=2015/12/25-21:35:53,
st_mtime=2015/12/25-21:31:19, st_ctime=2015/12/25-21:31:19}) = 0
open("/etc/init.d/samba", O_RDONLY)     = 3
fcntl(3, F_DUPFD, 10)                   = 10
close(3)                                = 0
fcntl(10, F_SETFD, FD_CLOEXEC)          = 0
rt_sigaction(SIGINT, NULL, {SIG_DFL, [], 0}, 8) = 0
rt_sigaction(SIGINT, {0x562f397d4fd0, ~[RTMIN RT_1], SA_RESTORER,
0x7f029b4356e0}, NULL, 8) = 0
rt_sigaction(SIGQUIT, NULL, {SIG_DFL, [], 0}, 8) = 0
rt_sigaction(SIGQUIT, {SIG_DFL, ~[RTMIN RT_1], SA_RESTORER,
0x7f029b4356e0}, NULL, 8) = 0
rt_sigaction(SIGTERM, NULL, {SIG_DFL, [], 0}, 8) = 0
rt_sigaction(SIGTERM, {SIG_DFL, ~[RTMIN RT_1], SA_RESTORER,
0x7f029b4356e0}, NULL, 8) = 0
read(10, "#!/bin/sh\n\n### BEGIN INIT INFO\n#"..., 8192) = 1266
clone(child_stack=0,
flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD,
child_tidptr=0x7f029b9aa9d0) = 6330
wait4(-1, [....] Starting nmbd (via systemctl): nmbd.serviceError
creating textual authentication agent: Error opening current controlling
terminal for the process (`/dev/tty'): No such device or address
(polkit-error-quark, 0)
. ok
[{WIFEXITED(s) && WEXITSTATUS(s) == 0}], 0, NULL) = 6330
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6330,
si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
rt_sigreturn({mask=[]})                 = 6330
clone(child_stack=0,
flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD,
child_tidptr=0x7f029b9aa9d0) = 6360
wait4(-1, [....] Starting smbd (via systemctl): smbd.serviceError
creating textual authentication agent: Error opening current controlling
terminal for the process (`/dev/tty'): No such device or address
(polkit-error-quark, 0)
. ok
[{WIFEXITED(s) && WEXITSTATUS(s) == 0}], 0, NULL) = 6360
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6360,
si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
rt_sigreturn({mask=[]})                 = 6360
clone(child_stack=0,
flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD,
child_tidptr=0x7f029b9aa9d0) = 6390
wait4(-1, [....] Starting samba-ad-dc (via systemctl):
samba-ad-dc.serviceError creating textual authentication agent: Error
opening current controlling terminal for the process (`/dev/tty'): No
such device or address (polkit-error-quark, 0)
. ok
[{WIFEXITED(s) && WEXITSTATUS(s) == 0}], 0, NULL) = 6390
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6390,
si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
rt_sigreturn({mask=[]})                 = 6390
read(10, "", 8192)                      = 0
exit_group(0)                           = ?
+++ exited with 0 +++

Till