Public bug reported:

When I attempt to upload or save on certain pages it crashes the browser.  Some 
examples below.
Does not happen on Google Drive.  Looks like it's trying to query the fs and 
dies when it can't.


No LSB modules are available.
Distributor ID: Ubuntu
Description:    Ubuntu 16.04.5 LTS
Release:        16.04
Codename:       xenial
Kernel:         4.15.0-39-generic
Chromium:       Version 70.0.3538.110 (Official Build) snap (64-bit)


# Right click on blank page "save as"
Nov 30 16:31:00 $HOSTNAME kernel: [35208.515968] audit: type=1400 
audit(1543595460.939:151): apparmor="DENIED" operation="open" 
profile="snap.chromium.chromium" name="/etc/fstab" pid=30734 comm="chrome" 
requested_mask="r" denied_mask="r" fsuid=1000 ouid=0

# Restart browser
Nov 30 16:31:04 $HOSTNAME dbus[1899]: apparmor="DENIED" 
operation="dbus_method_call"  bus="session" path="/org/freedesktop/secrets" 
interface="org.freedesktop.DBus.Properties" member="GetAll" mask="send" 
name="org.freedesktop.secrets" pid=32093 label="snap.chromium.chromium" 
peer_pid=1823 peer_label="unconfined"
Nov 30 16:31:04 $HOSTNAME kernel: [35212.081247] audit: type=1107 
audit(1543595464.507:152): pid=1384 uid=106 auid=4294967295 ses=4294967295 
msg='apparmor="DENIED" operation="dbus_method_call"  bus="system" path="/" 
interface="org.freedesktop.DBus.ObjectManager" member="GetManagedObjects" 
mask="send" name="org.bluez" pid=31991 label="snap.chromium.chromium" 
peer_pid=24826 peer_label="unconfined"
Nov 30 16:31:05 $HOSTNAME kernel: [35213.238692] audit: type=1400 
audit(1543595465.663:153): apparmor="DENIED" operation="open" 
profile="snap.chromium.chromium" name="/run/udev/data/c99:0" pid=31991 
comm="TaskSchedulerFo" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0
Nov 30 16:31:05 $HOSTNAME kernel: [35213.274048] audit: type=1400 
audit(1543595465.699:154): apparmor="DENIED" operation="open" 
profile="snap.chromium.chromium" name="/run/udev/data/c6:0" pid=31991 
comm="TaskSchedulerFo" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0

# Right click on blank page "save as" #2
Nov 30 16:31:08 $HOSTNAME kernel: [35216.557849] audit: type=1400 
audit(1543595468.983:155): apparmor="DENIED" operation="open" 
profile="snap.chromium.chromium" name="/etc/fstab" pid=31991 comm="chrome" 
requested_mask="r" denied_mask="r" fsuid=1000 ouid=0

# Restart browser
Nov 30 16:31:13 $HOSTNAME dbus[1899]: apparmor="DENIED" 
operation="dbus_method_call"  bus="session" path="/org/freedesktop/secrets" 
interface="org.freedesktop.DBus.Properties" member="GetAll" mask="send" 
name="org.freedesktop.secrets" pid=32646 label="snap.chromium.chromium" 
peer_pid=1823 peer_label="unconfined"
Nov 30 16:31:14 $HOSTNAME kernel: [35221.656759] audit: type=1107 
audit(1543595474.083:156): pid=1384 uid=106 auid=4294967295 ses=4294967295 
msg='apparmor="DENIED" operation="dbus_method_call"  bus="system" path="/" 
interface="org.freedesktop.DBus.ObjectManager" member="GetManagedObjects" 
mask="send" name="org.bluez" pid=32544 label="snap.chromium.chromium" 
peer_pid=24826 peer_label="unconfined"
Nov 30 16:31:23 $HOSTNAME kernel: [35230.641856] audit: type=1400 
audit(1543595483.067:157): apparmor="DENIED" operation="open" 
profile="snap.chromium.chromium" name="/run/udev/data/c99:0" pid=32544 
comm="TaskSchedulerFo" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0
Nov 30 16:31:23 $HOSTNAME kernel: [35230.660955] audit: type=1400 
audit(1543595483.087:158): apparmor="DENIED" operation="open" 
profile="snap.chromium.chromium" name="/run/udev/data/c6:0" pid=32544 
comm="TaskSchedulerFo" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0


# Upload to Salesforce case #2
Nov 30 16:31:46 $HOSTNAME kernel: [35253.816946] audit: type=1400 
audit(1543595506.243:159): apparmor="DENIED" operation="open" 
profile="snap.chromium.chromium" name="/etc/fstab" pid=32544 comm="chrome" 
requested_mask="r" denied_mask="r" fsuid=1000 ouid=0

# Restart browser
Nov 30 16:31:56 $HOSTNAME dbus[1899]: apparmor="DENIED" 
operation="dbus_method_call"  bus="session" path="/org/freedesktop/secrets" 
interface="org.freedesktop.DBus.Properties" member="GetAll" mask="send" 
name="org.freedesktop.secrets" pid=938 label="snap.chromium.chromium" 
peer_pid=1823 peer_label="unconfined"
Nov 30 16:31:56 $HOSTNAME kernel: [35264.509009] audit: type=1107 
audit(1543595516.935:160): pid=1384 uid=106 auid=4294967295 ses=4294967295 
msg='apparmor="DENIED" operation="dbus_method_call"  bus="system" path="/" 
interface="org.freedesktop.DBus.ObjectManager" member="GetManagedObjects" 
mask="send" name="org.bluez" pid=835 label="snap.chromium.chromium" 
peer_pid=24826 peer_label="unconfined"
Nov 30 16:31:58 $HOSTNAME kernel: [35265.833723] audit: type=1400 
audit(1543595518.259:161): apparmor="DENIED" operation="open" 
profile="snap.chromium.chromium" name="/run/udev/data/c99:0" pid=835 
comm="TaskSchedulerFo" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0
Nov 30 16:31:58 $HOSTNAME kernel: [35265.863889] audit: type=1400 
audit(1543595518.287:162): apparmor="DENIED" operation="open" 
profile="snap.chromium.chromium" name="/run/udev/data/c6:0" pid=835 
comm="TaskSchedulerFo" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0

** Affects: chromium-browser (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: snap

** Summary changed:

- Chromium snap crashes when trying to access fs
+ [snap] Chromium snap crashes when trying to access fs

** Tags added: snap

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https://bugs.launchpad.net/bugs/1806080

Title:
  [snap] Chromium snap crashes when trying to access fs

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