[Touch-packages] [Bug 1873764] Re: CUPS Apparmor Error opening /proc/sys/kernel/random/boot_id
see comment #3, forgot to add: sudo apparmor_status 4 processes are in enforce mode. /usr/sbin/cups-browsed (188070) /usr/sbin/cupsd (188069) /usr/lib/cups/notifier/dbus (188098) /usr/sbin/cupsd /snap/canonical-livepatch/95/canonical-livepatchd (956) snap.canonical-livepatch.canonical-livepatchd dmesg: [42055.571610] audit: type=1400 audit(1589134509.618:1427): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=188069 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 Using: sudo aa-complain usr.sbin.cupsd sudo aa-complain /usr/sbin/cups-browsed removed the error messages. -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to cups in Ubuntu. https://bugs.launchpad.net/bugs/1873764 Title: CUPS Apparmor Error opening /proc/sys/kernel/random/boot_id Status in cups package in Ubuntu: Confirmed Bug description: I noted the following messages on a just installed Ubuntu Focal: $ dmesg | grep cups [ 1769.505132] audit: type=1400 audit(1587372138.575:3011): apparmor="DENIED" operation="capable" profile="/usr/sbin/cups-browsed" pid=15230 comm="cups-browsed" capability=23 capname="sys_nice" [ 1776.623181] audit: type=1400 audit(1587372145.693:3012): apparmor="DENIED" operation="capable" profile="/usr/sbin/cups-browsed" pid=15510 comm="cups-browsed" capability=23 capname="sys_nice" [ 2040.426033] audit: type=1400 audit(1587372409.494:3013): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2040.426044] audit: type=1400 audit(1587372409.494:3014): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2040.426074] audit: type=1400 audit(1587372409.494:3015): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2040.426092] audit: type=1400 audit(1587372409.494:3016): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2040.426106] audit: type=1400 audit(1587372409.494:3017): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2041.404914] audit: type=1400 audit(1587372410.473:3018): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2041.404920] audit: type=1400 audit(1587372410.473:3019): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2041.404926] audit: type=1400 audit(1587372410.473:3020): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2041.404953] audit: type=1400 audit(1587372410.473:3021): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2041.404963] audit: type=1400 audit(1587372410.473:3022): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2071.925327] audit: type=1400 audit(1587372440.994:3028): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2071.925330] audit: type=1400 audit(1587372440.994:3029): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2071.925337] audit: type=1400 audit(1587372440.994:3030): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2071.925382] audit: type=1400 audit(1587372440.994:3031): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2071.925391] audit: type=1400 audit(1587372440.994:3032): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd"
[Touch-packages] [Bug 1873764] Re: CUPS Apparmor Error opening /proc/sys/kernel/random/boot_id
Same happens for HP Laser 107 with driver installed from https://support.hp.com/us-en/drivers/selfservice/hp-laser-100-printer- series/24494339/model/24494342 using cups with cups error "Filter failed" when printing. -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to cups in Ubuntu. https://bugs.launchpad.net/bugs/1873764 Title: CUPS Apparmor Error opening /proc/sys/kernel/random/boot_id Status in cups package in Ubuntu: Confirmed Bug description: I noted the following messages on a just installed Ubuntu Focal: $ dmesg | grep cups [ 1769.505132] audit: type=1400 audit(1587372138.575:3011): apparmor="DENIED" operation="capable" profile="/usr/sbin/cups-browsed" pid=15230 comm="cups-browsed" capability=23 capname="sys_nice" [ 1776.623181] audit: type=1400 audit(1587372145.693:3012): apparmor="DENIED" operation="capable" profile="/usr/sbin/cups-browsed" pid=15510 comm="cups-browsed" capability=23 capname="sys_nice" [ 2040.426033] audit: type=1400 audit(1587372409.494:3013): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2040.426044] audit: type=1400 audit(1587372409.494:3014): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2040.426074] audit: type=1400 audit(1587372409.494:3015): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2040.426092] audit: type=1400 audit(1587372409.494:3016): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2040.426106] audit: type=1400 audit(1587372409.494:3017): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2041.404914] audit: type=1400 audit(1587372410.473:3018): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2041.404920] audit: type=1400 audit(1587372410.473:3019): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2041.404926] audit: type=1400 audit(1587372410.473:3020): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2041.404953] audit: type=1400 audit(1587372410.473:3021): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2041.404963] audit: type=1400 audit(1587372410.473:3022): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2071.925327] audit: type=1400 audit(1587372440.994:3028): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2071.925330] audit: type=1400 audit(1587372440.994:3029): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2071.925337] audit: type=1400 audit(1587372440.994:3030): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2071.925382] audit: type=1400 audit(1587372440.994:3031): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 [ 2071.925391] audit: type=1400 audit(1587372440.994:3032): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=15508 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 It happened after installing Brother DCPL3550CDW Linux drivers. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: cups-daemon 2.3.1-9ubuntu1 ProcVersionSignature: Ubuntu 5.4.0-25.29-lowlatency 5.4.30 Uname: Linux 5.4.0-25-lowlatency x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.20.11-0ubuntu27 Architecture: amd64 CasperMD5CheckResult: skip CurrentDesktop:
