issue can be reproduced when notebook is returning from sleep - black screen
with white flashes.
was able to press Ctrl-Alt-F2 + Ctrl+Alt-Del - it restarted successfully,
however no errors seen in kernel logs - besides below:
ERROR: apport (pid 16076) Sat Oct 16 17:46:05 2021: host pid 3575 crashed in a
separate mount namespace, ignoring
ERROR: apport (pid 16078) Sat Oct 16 17:46:05 2021: host pid 4345 crashed in a
separate mount namespace, ignoring
ERROR: apport (pid 16077) Sat Oct 16 17:46:05 2021: host pid 3467 crashed in a
separate mount namespace, ignoring
ERROR: apport (pid 16079) Sat Oct 16 17:46:05 2021: host pid 3876 crashed in a
separate mount namespace, ignoring
ERROR: apport (pid 16085) Sat Oct 16 17:46:06 2021: host pid 12222 crashed in a
separate mount namespace, ignoring
(crashes from firefox) -
ct 16 17:46:04 eugene-X505BA kernel: [ 5029.860472] WebExtensions[3575]:
segfault at 0 ip 00007fe5c63d7e24 sp 00007fff52c6fb08 error 6 in lib
xkbcommon.so.0.0.0[7fe5c63c1000+1c000]
Oct 16 17:46:04 eugene-X505BA kernel: [ 5029.860491] Code: 45 48 48 8b 04 d8 48
83 c4 08 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 83 c4 08 31 c0
5b 5d c3 0f 1f 80 00 00 00 00 f3 0f 1e fa <83> 07 01 48 89 f8 c3 0f 1f 44 00
00 f3 0f 1e fa 48 85 ff 74 37 55
Oct 16 17:46:05 eugene-X505BA kernel: [ 5029.933516] audit: type=1400
audit(1634395565.034:99): apparmor="DENIED" operation="open" profile="sn
ap.firefox.firefox" name="/proc/3467/environ" pid=2642
comm=427265616B70616420536572766572 requested_mask="r" denied_mask="r"
fsuid=1000 ouid=
1000
** Package changed: xorg (Ubuntu) => wayland (Ubuntu)
** Changed in: wayland (Ubuntu)
Status: Invalid => New
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which is subscribed to xorg in Ubuntu.
https://bugs.launchpad.net/bugs/1947453
Title:
wayland black screen with white flashes, display corruption, kernel
5.13
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