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Description of problem: selinux blocks sendmail to send mail as mail notification for printing Version-Release number of selected component (if applicable): cups-1.6.3-26.el7.x86_64 selinux-policy-3.13.1-102.el7.noarch How reproducible: always Steps to Reproduce: 0. have a printer queue testclass 1. setup sendmail by echo "Subject xyz" > /etc/cups/mailto.conf 2. like a user: lp -d testclass -m /etc/fstab #it should print a file and send a mail notification Actual results: time->Mon Oct 17 06:46:42 2016 type=SYSCALL msg=audit(1476701202.187:219): arch=c000003e syscall=2 success=no exit=-13 a0=7f712ebbf400 a1=80000 a2=1b6 a3=24 items=0 ppid=26379 pid=26380 auid=4294967295 uid=4 gid=7 euid=4 suid=4 fsuid=4 egid=51 sgid=51 fsgid=51 tty=(none) ses=4294967295 comm="sendmail" exe="/usr/sbin/sendmail.sendmail" subj=system_u:system_r:system_mail_t:s0-s0:c0.c1023 key=(null) type=AVC msg=audit(1476701202.187:219): avc: denied { open } for pid=26380 comm="sendmail" path="/etc/services" dev="dm-0" ino=101344203 scontext=system_u:system_r:system_mail_t:s0-s0:c0.c1023 tcontext=system_u:object_r:user_tmp_t:s0 tclass=file Fail: AVC messages found. and mail is not send Expected results: no denial, mail is sent Additional info:
Pavel, this is a problem with labeling. Execute # restorecon -R -v /etc/services to fix labeling. Thank you.
I see yes, I am sorry. There were bunch of tests before this one, issue was found there.