Public bug reported:
With the upgrade to eoan, my GNOME and Ubuntu sessions started locking
up hard when under load (i.e. when I start my session and start a bunch
of applications).
I couldn't find anything special in gdb, whether it's stuck or not, the
stack looks mostly the same:
(gdb) info threads
Id Target Id Frame
* 1 Thread 0x7f7439f6bcc0 (LWP 26352) "gnome-shell" 0x00007f743f7f5c2f in
__GI___poll (fds=0x7ffc1a361ba8, nfds=1, timeout=-1) at
../sysdeps/unix/sysv/linux/poll.c:29
2 Thread 0x7f7439f68700 (LWP 26354) "gmain" 0x00007f743f7f5c2f in
__GI___poll (fds=0x556aeb3369e0, nfds=2, timeout=-1) at
../sysdeps/unix/sysv/linux/poll.c:29
3 Thread 0x7f7433fff700 (LWP 26356) "gdbus" 0x00007f743f7f5c2f in
__GI___poll (fds=0x7f73fc002070, nfds=4, timeout=-1) at
../sysdeps/unix/sysv/linux/poll.c:29
4 Thread 0x7f74337fe700 (LWP 26357) "dconf worker" 0x00007f743f7f5c2f in
__GI___poll (fds=0x556aeb377c50, nfds=1, timeout=-1) at
../sysdeps/unix/sysv/linux/poll.c:29
5 Thread 0x7f7432336700 (LWP 26358) "gnome-s:disk$0" futex_wait_cancelable
(private=<optimized out>, expected=0, futex_word=0x556aeb339d28) at
../sysdeps/unix/sysv/linux/futex-internal.h:80
6 Thread 0x7f74311a7700 (LWP 26384) "JS Helper" futex_wait_cancelable
(private=<optimized out>, expected=0, futex_word=0x556aeb334468) at
../sysdeps/unix/sysv/linux/futex-internal.h:80
7 Thread 0x7f7430fa6700 (LWP 26385) "JS Helper" futex_wait_cancelable
(private=<optimized out>, expected=0, futex_word=0x556aeb334468) at
../sysdeps/unix/sysv/linux/futex-internal.h:80
8 Thread 0x7f7430da5700 (LWP 26386) "JS Helper" futex_wait_cancelable
(private=<optimized out>, expected=0, futex_word=0x556aeb334468) at
../sysdeps/unix/sysv/linux/futex-internal.h:80
9 Thread 0x7f7430ba4700 (LWP 26387) "JS Helper" futex_wait_cancelable
(private=<optimized out>, expected=0, futex_word=0x556aeb33446c) at
../sysdeps/unix/sysv/linux/futex-internal.h:80
10 Thread 0x7f74082d4700 (LWP 26696) "threaded-ml" 0x00007f743f7f5c2f in
__GI___poll (fds=0x7f73f4002910, nfds=3, timeout=-1) at
../sysdeps/unix/sysv/linux/poll.c:29
11 Thread 0x7f73d3fff700 (LWP 2290) "threaded-ml" 0x00007f743f7f5c2f in
__GI___poll (fds=0x7f73cc003130, nfds=3, timeout=-1) at
../sysdeps/unix/sysv/linux/poll.c:29
ProblemType: Bug
DistroRelease: Ubuntu 19.10
Package: gnome-shell 3.34.1-1ubuntu1
ProcVersionSignature: Ubuntu 5.3.0-19.20-generic 5.3.1
Uname: Linux 5.3.0-19-generic x86_64
NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
ApportVersion: 2.20.11-0ubuntu8
Architecture: amd64
Date: Wed Oct 30 10:46:53 2019
DisplayManager: gdm3
RelatedPackageVersions: mutter-common 3.34.1-1ubuntu1
SourcePackage: gnome-shell
UpgradeStatus: Upgraded to eoan on 2019-10-28 (1 days ago)
** Affects: gnome-shell (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug eoan
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https://bugs.launchpad.net/bugs/1850615
Title:
gnome-shell hardlocks under load
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