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printer AVCs....



Running latest Rawhide, targeted/enforcing.

I get the following when 'deactivating/activating' a USB printer (and
printing fails):

type=AVC msg=audit(1148052935.119:30): avc:  denied  { create } for
pid=1902 comm="python" scontext=system_u:system_r:hplip_t:s0
tcontext=system_u:system_r:hplip_t:s0 tclass=netlink_route_socket
type=SYSCALL msg=audit(1148052935.119:30): arch=40000003 syscall=102
success=no exit=-13 a0=1 a1=bffa4878 a2=49ebaff4 a3=bffa4e69 items=0
pid=1902 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0
sgid=0 fsgid=0 tty=(none) comm="python" exe="/usr/bin/python"
subj=system_u:system_r:hplip_t:s0
type=SOCKETCALL msg=audit(1148052935.119:30): nargs=3 a0=10 a1=3 a2=0

type=USER_AVC msg=audit(1148053114.333:32): user pid=1735 uid=81
auid=4294967295 subj=system_u:system_r:system_dbusd_t:s0 msg='avc:
denied  { send_msg } for msgtype=signal
interface=com.redhat.PrinterSpooler member=JobQueuedLocal
dest=org.freedesktop.DBus spid=1913 tpid=2748
scontext=system_u:system_r:cupsd_t:SystemLow-SystemHigh
tcontext=user_u:system_r:unconfined_execmem_t tclass=dbus : exe="?"
(sauid=81, hostname=?, addr=?, terminal=?)'

The following messages were in /var/log/messages:

May 19 08:35:33 localhost dbus: Can't send to audit system: USER_AVC
avc:  denied  { send_msg } for msgtype=signal
interface=com.redhat.PrinterSpooler member=JobQueuedLocal
dest=org.freedesktop.DBus spid=1913 tpid=2748
scontext=system_u:system_r:cupsd_t:SystemLow-SystemHigh
tcontext=user_u:system_r:unconfined_execmem_t tclass=dbus : exe="?"
(sauid=81, hostname=?, addr=?, terminal=?)
May 19 08:35:33 localhost dbus: Can't send to audit system: USER_AVC
avc:  denied  { send_msg } for msgtype=signal
interface=com.redhat.PrinterSpooler member=QueueChanged
dest=org.freedesktop.DBus spid=1913 tpid=2748
scontext=system_u:system_r:cupsd_t:SystemLow-SystemHigh
tcontext=user_u:system_r:unconfined_execmem_t tclass=dbus : exe="?"
(sauid=81, hostname=?, addr=?, terminal=?)
May 19 08:35:33 localhost dbus: Can't send to audit system: USER_AVC
avc:  denied  { send_msg } for msgtype=signal
interface=com.redhat.PrinterSpooler member=JobStartedLocal
dest=org.freedesktop.DBus spid=1913 tpid=2748
scontext=system_u:system_r:cupsd_t:SystemLow-SystemHigh
tcontext=user_u:system_r:unconfined_execmem_t tclass=dbus : exe="?"
(sauid=81, hostname=?, addr=?, terminal=?)
May 19 08:35:35 localhost hpiod: invalid product id string: Broken
pipe io/hpiod/device.cpp 623
May 19 08:35:35 localhost hpiod: unable to Device::Open
hp:/usb/hp_LaserJet_1300?serial=00CNCB954325 io/hpiod/device.cpp 862
May 19 08:35:35 localhost hp_LaserJet_1300?serial=00CNCB954325: INFO:
open device failed; will retry in 30 seconds...
May 19 08:36:05 localhost hpiod: invalid product id string: Broken
pipe io/hpiod/device.cpp 623

tom
--
Tom London


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