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On 2023-03-06T13:16:40+00:00 kparal wrote:

Description of problem:
This seems to happen during user switching [1], but I'm not quite sure when 
exactly. But I do get crash reports on my next user login, and there are 
multiple crashes present. However, I didn't see any negative effect of this, 
just the crash report.

[1] https://fedoraproject.org/wiki/QA:Testcase_desktop_user_switching

Version-Release number of selected component:
gnome-shell-44~beta-2.fc38

Additional info:
reporter:       libreport-2.17.8
type:           CCpp
reason:         gnome-shell killed by SIGSEGV
journald_cursor: 
s=f14ac85b1ea64de087f79c5fe57e0ea5;i=11e456;b=e47cd77d619d4efbad547129c7282b81;m=28e6422c;t=5f63ae6e57d96;x=24808710e95e2b09
executable:     /usr/bin/gnome-shell
cmdline:        /usr/bin/gnome-shell
cgroup:         
0::/user.slice/user-1000.slice/[email protected]/session.slice/[email protected]
rootdir:        /
uid:            1000
kernel:         6.2.2-300.fc38.x86_64
package:        gnome-shell-44~beta-2.fc38
runlevel:       N 5
backtrace_rating: 4
crash_function: js::gc::Cell::storeBuffer

Truncated backtrace:
Thread no. 0 (13 frames)
 #0 js::gc::Cell::storeBuffer at 
/usr/src/debug/mozjs102-102.8.0-1.fc38.x86_64/gc/Cell.h:357
 #1 js::gc::PostWriteBarrierImpl<JSObject> at 
/usr/src/debug/mozjs102-102.8.0-1.fc38.x86_64/gc/StoreBuffer.h:646
 #2 js::gc::PostWriteBarrier<js::SavedFrame> at 
/usr/src/debug/mozjs102-102.8.0-1.fc38.x86_64/gc/StoreBuffer.h:658
 #3 js::InternalBarrierMethods<js::SavedFrame*, void>::postBarrier at 
/usr/src/debug/mozjs102-102.8.0-1.fc38.x86_64/gc/Barrier.h:350
 #5 js::BarrierMethods<JSObject*, void>::postWriteBarrier at 
/usr/include/mozjs-102/js/RootingAPI.h:795
 #6 JS::Heap<JSObject*>::postWriteBarrier at 
/usr/include/mozjs-102/js/RootingAPI.h:376
 #7 JS::Heap<JSObject*>::~Heap at /usr/include/mozjs-102/js/RootingAPI.h:338
 #8 mozilla::detail::VectorImpl<JS::Heap<JSObject*>, 0ul, 
js::SystemAllocPolicy, false>::destroy at 
/usr/include/mozjs-102/mozilla/Vector.h:65
 #9 mozilla::Vector<JS::Heap<JSObject*>, 0ul, js::SystemAllocPolicy>::~Vector 
at /usr/include/mozjs-102/mozilla/Vector.h:901
 #10 JS::GCVector<JS::Heap<JSObject*>, 0ul, js::SystemAllocPolicy>::~GCVector 
at /usr/include/mozjs-102/js/GCVector.h:43
 #11 GjsContextPrivate::~GjsContextPrivate at ../gjs/context.cpp:487
 #12 gjs_context_finalize at ../gjs/context.cpp:500
 #14 _shell_global_destroy_gjs_context at ../src/shell-global.c:738

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/24

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On 2023-03-06T13:16:44+00:00 kparal wrote:

Created attachment 1948335
File: proc_pid_status

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/25

------------------------------------------------------------------------
On 2023-03-06T13:16:45+00:00 kparal wrote:

Created attachment 1948336
File: maps

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/26

------------------------------------------------------------------------
On 2023-03-06T13:16:47+00:00 kparal wrote:

Created attachment 1948337
File: limits

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/27

------------------------------------------------------------------------
On 2023-03-06T13:16:49+00:00 kparal wrote:

Created attachment 1948338
File: environ

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/28

------------------------------------------------------------------------
On 2023-03-06T13:16:51+00:00 kparal wrote:

Created attachment 1948339
File: open_fds

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/29

------------------------------------------------------------------------
On 2023-03-06T13:16:53+00:00 kparal wrote:

Created attachment 1948340
File: mountinfo

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/30

------------------------------------------------------------------------
On 2023-03-06T13:16:55+00:00 kparal wrote:

Created attachment 1948341
File: os_info

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/31

------------------------------------------------------------------------
On 2023-03-06T13:16:57+00:00 kparal wrote:

Created attachment 1948342
File: cpuinfo

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/32

------------------------------------------------------------------------
On 2023-03-06T13:16:59+00:00 kparal wrote:

Created attachment 1948343
File: core_backtrace

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/33

------------------------------------------------------------------------
On 2023-03-06T13:17:01+00:00 kparal wrote:

Created attachment 1948344
File: exploitable

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/34

------------------------------------------------------------------------
On 2023-03-06T13:17:02+00:00 kparal wrote:

Created attachment 1948345
File: dso_list

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/35

------------------------------------------------------------------------
On 2023-03-06T13:17:04+00:00 kparal wrote:

Created attachment 1948346
File: var_log_messages

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/36

------------------------------------------------------------------------
On 2023-03-06T13:17:06+00:00 kparal wrote:

Created attachment 1948347
File: backtrace

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/37

------------------------------------------------------------------------
On 2023-03-14T13:13:26+00:00 vbenes wrote:

reloggin


reporter:       libreport-2.17.8
type:           CCpp
reason:         gnome-shell killed by SIGSEGV
journald_cursor: 
s=13f16def098948d8b9bd1e957507912f;i=19ef0e;b=644716e6455440c7984221d8c1a01300;m=14404d5dce;t=5f6dbf2e5bae6;x=a2dcc95bc3d5cb12
executable:     /usr/bin/gnome-shell
cmdline:        /usr/bin/gnome-shell
cgroup:         
0::/user.slice/user-1000.slice/[email protected]/session.slice/[email protected]
rootdir:        /
uid:            1000
kernel:         6.2.5-300.fc38.x86_64
package:        gnome-shell-44~rc-1.fc38
runlevel:       N 5
backtrace_rating: 4
crash_function: js::gc::Cell::storeBuffer
comment:        reloggin

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/38

------------------------------------------------------------------------
On 2023-03-14T13:13:28+00:00 vbenes wrote:

Created attachment 1950612
File: backtrace

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/39

------------------------------------------------------------------------
On 2023-03-22T13:31:31+00:00 kparal wrote:

I logged out. After next login, the crash was there.


reporter:       libreport-2.17.8
type:           CCpp
reason:         gnome-shell killed by SIGSEGV
journald_cursor: 
s=f14ac85b1ea64de087f79c5fe57e0ea5;i=20e220;b=5c083c075d034c0a8a6f312331f58140;m=1f4f6a04d;t=5f77d1d51f69c;x=89fd27c6cf1827c2
executable:     /usr/bin/gnome-shell
cmdline:        /usr/bin/gnome-shell
cgroup:         
0::/user.slice/user-1000.slice/[email protected]/session.slice/[email protected]
rootdir:        /
uid:            1000
kernel:         6.2.7-300.fc38.x86_64
package:        gnome-shell-44~rc-2.fc38
runlevel:       N 5
backtrace_rating: 4
crash_function: js::gc::Cell::storeBuffer
comment:        I logged out. After next login, the crash was there.

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/40

------------------------------------------------------------------------
On 2023-03-22T13:31:33+00:00 kparal wrote:

Created attachment 1952775
File: backtrace

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/41

------------------------------------------------------------------------
On 2023-03-27T21:25:35+00:00 rogerio.s.machado wrote:

on start session and set monitors


reporter:       libreport-2.17.8
type:           CCpp
reason:         gnome-shell killed by SIGSEGV
journald_cursor: 
s=606b0b394b4a48b39e9d4ad62bd37f01;i=1508dd;b=fce9e0c81baf450f876e92e4a06d6fb1;m=950627445;t=5f7e8595b538f;x=d61e54532aeb66cc
executable:     /usr/bin/gnome-shell
cmdline:        /usr/bin/gnome-shell
cgroup:         
0::/user.slice/user-1000.slice/[email protected]/session.slice/[email protected]
rootdir:        /
uid:            1000
kernel:         6.2.6-300.fc38.x86_64
package:        gnome-shell-44~rc-1.fc38
runlevel:       N 5
backtrace_rating: 4
crash_function: js::gc::Cell::storeBuffer
comment:        on start session and set monitors

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/44

------------------------------------------------------------------------
On 2023-03-27T21:25:37+00:00 rogerio.s.machado wrote:

Created attachment 1954028
File: backtrace

Reply at: https://bugs.launchpad.net/ubuntu/+source/gnome-
shell/+bug/1974293/comments/45


** Changed in: gnome-shell (Fedora)
       Status: Unknown => Confirmed

** Changed in: gnome-shell (Fedora)
   Importance: Unknown => Undecided

-- 
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https://bugs.launchpad.net/bugs/1974293

Title:
  gnome-shell crashed on logout with SIGSEGV in
  js::gc::Cell::storeBuffer() from
  js::gc::PostWriteBarrierImpl<JSObject>()

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