[snap] choppy private window + non-private window

Bug #1901055 reported by Francois Thirioux
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Mozilla Firefox
Invalid
Unknown
firefox (Ubuntu)
New
Undecided
Unassigned

Bug Description

When I open a private window when using a normal window and if I let both windows open, I get some very short hangs, without any crash or whatever.

Never experience that with FF non-snap. Never experience that with only 1 FF window open.

A sample of FF stuff in logs:

17:59:48 MainThread: Failed to load module "canberra-gtk-module"
17:53:46 kernel: audit: type=1326 audit(1603382026.762:329): auid=1000 uid=1000 gid=1000 ses=3 subj=snap.firefox.firefox pid=22194 comm="firefox-bin" exe="/snap/firefox/443/firefox-bin" sig=0 arch=c000003e syscall=203 compat=0 ip=<deleted_by_me> code=0x50000
17:53:46 firefox-bin: SECCOMP auid=1000 uid=1000 gid=1000 ses=3 subj=snap.firefox.firefox pid=22194 comm="firefox-bin" exe="/snap/firefox/443/firefox-bin" sig=0 arch=c000003e syscall=203 compat=0 ip=<deleted_by_me> code=0x50000
17:53:46 kernel: audit: type=1326 audit(1603382026.746:325): auid=1000 uid=1000 gid=1000 ses=3 subj=snap.firefox.firefox pid=22194 comm="firefox-bin" exe="/snap/firefox/443/firefox-bin" sig=0 arch=c000003e syscall=203 compat=0 ip=<deleted_by_me> code=0x50000
17:53:46 firefox-bin: SECCOMP auid=1000 uid=1000 gid=1000 ses=3 subj=snap.firefox.firefox pid=22194 comm="firefox-bin" exe="/snap/firefox/443/firefox-bin" sig=0 arch=c000003e syscall=203 compat=0 ip=<deleted_by_me> code=0x50000
17:47:55 dbus-daemon: apparmor="DENIED" operation="dbus_bind" bus="session" name="org.mpris.MediaPlayer2.firefox.instance19664" mask="bind" pid=19664 label="snap.firefox.firefox"
17:47:40 kernel: audit: type=1107 audit(1603381660.470:321): pid=1361 uid=103 auid=4294967295 ses=4294967295 subj=unconfined msg='apparmor="DENIED" operation="dbus_method_call" bus="system" path="/org/freedesktop/RealtimeKit1" interface="org.freedesktop.RealtimeKit1" member="MakeThreadRealtimeWithPID" mask="send" name="org.freedesktop.RealtimeKit1" pid=19664 label="snap.firefox.firefox" peer_pid=1620 peer_label="unconfined"
 exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?'
17:47:40 kernel: USER_AVC pid=1361 uid=103 auid=4294967295 ses=4294967295 subj=unconfined msg='apparmor="DENIED" operation="dbus_method_call" bus="system" path="/org/freedesktop/RealtimeKit1" interface="org.freedesktop.RealtimeKit1" member="MakeThreadRealtimeWithPID" mask="send" name="org.freedesktop.RealtimeKit1" pid=19664 label="snap.firefox.firefox" peer_pid=1620 peer_label="unconfined"
 exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?'

Revision history for this message
Olivier Tilloy (osomon) wrote :

Thanks for the report François. Would you mind reporting this bug upstream at https://bugzilla.mozilla.org/enter_bug.cgi#h=dupes%7CFirefox, as this is where the snap package is maintained? Once reported there, please share the link to the bug here. Thanks!

Revision history for this message
In , Francois Thirioux (grouik-grouik-deactivatedaccount) wrote :

User Agent: Mozilla/5.0 (X11; Linux x86_64; rv:83.0) Gecko/20100101 Firefox/83.0

Steps to reproduce:

1) open FF
2) open a link in a new private window
3) use this private window

Actual results:

Scrolling is choppy, randomly and frequently. Always happens.

Revision history for this message
In , Francois Thirioux (grouik-grouik-deactivatedaccount) wrote :
Revision history for this message
Francois Thirioux (fthx) wrote :
Revision history for this message
Olivier Tilloy (osomon) wrote :

Excellent, thanks!

Changed in firefox:
status: Unknown → New
Revision history for this message
In , Release-mgmt-account-bot (release-mgmt-account-bot) wrote :

The severity field is not set for this bug.
:johannh, could you have a look please?

For more information, please visit [auto_nag documentation](https://wiki.mozilla.org/Release_Management/autonag#workflow.2Fno_severity.py).

Revision history for this message
In , Jhofmann-d (jhofmann-d) wrote :

Would you mind using the [Firefox Profiler](https://profiler.firefox.com/) to record a session where this happens? That would be quite valuable to figuring out the issue here.

Revision history for this message
In , Tihuang-5 (tihuang-5) wrote :

Closing this bug given that there is no update for the past two years. Free free to reopen it.

Changed in firefox:
status: New → Invalid
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