[Bug 1873607] Re: systemd segv coredump, reboot/poweroff ignored.

Harry Coin hgcoin at gmail.com
Wed Apr 29 22:36:24 UTC 2020 

And again:
root at noc1:~# 
Broadcast message from systemd-journald at noc1.1.quietfountain.com (Tue 2020-04-28 12:32:15 CDT):

systemd[1]: Caught <SEGV>, dumped core as pid 25084.


Broadcast message from systemd-journald at noc1.1.quietfountain.com (Tue 2020-04-28 12:32:15 CDT):

systemd[1]: Freezing execution.


root at noc1:~# 


from the syslog:

Apr 28 12:31:46 noc1 rssmonitor.py[18369]: rssmain: Running:  systemctl daemon-reload
Apr 28 12:31:46 noc1 systemd[1]: /lib/systemd/system/dbus.socket:4: ListenStream= references a path below legacy directory /var/run/, updating /var/run/dbus/system_bus_socket → /run/dbus/system_bus_socket; please update the unit file accordingly.
Apr 28 12:31:46 noc1 systemd[1]: /lib/systemd/system/virtlockd.socket:5: ListenStream= references a path below legacy directory /var/run/, updating /var/run/libvirt/virtlockd-sock → /run/libvirt/virtlockd-sock; please update the unit file accordingly.
Apr 28 12:31:46 noc1 systemd[1]: /lib/systemd/system/virtlockd-admin.socket:5: ListenStream= references a path below legacy directory /var/run/, updating /var/run/libvirt/virtlockd-admin-sock → /run/libvirt/virtlockd-admin-sock; please update the unit file accordingly.
Apr 28 12:31:46 noc1 systemd[1]: /lib/systemd/system/virtlogd.socket:5: ListenStream= references a path below legacy directory /var/run/, updating /var/run/libvirt/virtlogd-sock → /run/libvirt/virtlogd-sock; please update the unit file accordingly.
Apr 28 12:31:46 noc1 systemd[1]: /lib/systemd/system/virtlogd-admin.socket:5: ListenStream= references a path below legacy directory /var/run/, updating /var/run/libvirt/virtlogd-admin-sock → /run/libvirt/virtlogd-admin-sock; please update the unit file accordingly.
Apr 28 12:31:46 noc1 systemd[1]: /lib/systemd/system/fail2ban.service:12: PIDFile= references a path below legacy directory /var/run/, updating /var/run/fail2ban/fail2ban.pid → /run/fail2ban/fail2ban.pid; please update the unit file accordingly.
Apr 28 12:31:46 noc1 systemd[1]: Reloading.
Apr 28 12:31:46 noc1 kernel: [37890.433153] systemd[1]: segfault at 50 ip 000055c2dd32d6f0 sp 00007ffef173c7b0 error 4 in systemd[55c2dd2d4000+ae000]
Apr 28 12:31:46 noc1 kernel: [37890.433172] Code: a8 48 8b 75 a0 c7 45 ac 00 00 00 00 48 8b 94 c7 a0 04 00 00 48 89 45 88 48 89 f0 48 39 d6 74 17 66 2e 0f 1f 84 00 00 00 00 00 <48> 8b 40 50 83 45 ac 01 48 39 c2 75 f3 48 8b 45 a0 31 db 4c 8d 7d
Apr 28 12:31:47 noc1 rssmonitor.py[18369]: rssmain: Ran OK:   systemctl daemon-reload

The last entry means the systemctl daemon-reload command returned a
normal 0 exit code.

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https://bugs.launchpad.net/bugs/1873607

Title:
  systemd segv coredump, reboot/poweroff ignored.

Status in systemd package in Ubuntu:
  Confirmed

Bug description:
  Proximate syslog:

  Apr 18 16:26:56 gate2 rssmonitor.py[2001]: settings: Running:  ip -all netns del
  Apr 18 16:26:56 gate2 systemd[1]: /lib/systemd/system/dbus.socket:4: ListenStream= references a path below legacy directory /var/run/, updating /var/run/dbus/system_bus_socket → /r
  un/dbus/system_bus_socket; please update the unit file accordingly.
  Apr 18 16:26:56 gate2 systemd[1]: /lib/systemd/system/sssd.service:11: PIDFile= references a path below legacy directory /var/run/, updating /var/run/sssd.pid → /run/sssd.pid; plea
  se update the unit file accordingly.
  Apr 18 16:26:56 gate2 systemd[1]: /lib/systemd/system/oddjobd.service:6: PIDFile= references a path below legacy directory /var/run/, updating /var/run/oddjobd.pid → /run/oddjobd.p
  id; please update the unit file accordingly.
  Apr 18 16:26:56 gate2 systemd[1]: /lib/systemd/system/fail2ban.service:12: PIDFile= references a path below legacy directory /var/run/, updating /var/run/fail2ban/fail2ban.pid → /r
  un/fail2ban/fail2ban.pid; please update the unit file accordingly.
  Apr 18 16:26:56 gate2 systemd[1]: /lib/systemd/system/certmonger.service:6: PIDFile= references a path below legacy directory /var/run/, updating /var/run/certmonger.pid → /run/cer
  tmonger.pid; please update the unit file accordingly.
  Apr 18 16:26:56 gate2 systemd[1]: Reloading.
  Apr 18 16:26:56 gate2 kernel: [  454.966336] systemd[1]: segfault at 50 ip 000055946ed0d6f0 sp 00007fff8409d210 error 4 in systemd[55946ecb4000+ae000]
  Apr 18 16:26:56 gate2 kernel: [  454.966354] Code: a8 48 8b 75 a0 c7 45 ac 00 00 00 00 48 8b 94 c7 a0 04 00 00 48 89 45 88 48 89 f0 48 39 d6 74 17 66 2e 0f 1f 84 00 00 00 00 00 <48
  > 8b 40 50 83 45 ac 01 48 39 c2 75 f3 48 8b 45 a0 31 db 4c 8d 7d
  Apr 18 16:26:56 gate2 rssmonitor.py[1213]: rssmain: Ran OK:   systemctl daemon-reload
  Apr 18 16:26:57 gate2 rssmonitor.py[1213]: rssmain: Running:  systemctl enable rssmonitor.service
  Apr 18 16:27:23 gate2 sssd[nss]: Enumeration requested but not enabled
  Apr 18 16:27:24 gate2 kernel: [  482.503042] printk: systemd: 43 output lines suppressed due to ratelimiting
  Apr 18 16:27:24 gate2 systemd[1]: Caught <SEGV>, dumped core as pid 2034.

  ProblemType: Bug
  DistroRelease: Ubuntu 19.10
  Package: systemd 242-7ubuntu3.7
  ProcVersionSignature: Ubuntu 5.3.0-46.38-generic 5.3.18
  Uname: Linux 5.3.0-46-generic x86_64
  ApportVersion: 2.20.11-0ubuntu8.8
  Architecture: amd64
  Date: Sat Apr 18 18:09:06 2020
  InstallationDate: Installed on 2019-11-01 (169 days ago)
  InstallationMedia: Ubuntu-MATE 19.10 "Eoan Ermine" - Release amd64 (20191017)
  Lsusb:
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
   Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
   Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: QEMU Standard PC (i440FX + PIIX, 1996)
  ProcEnviron:
   SHELL=/bin/bash
   LANG=en_US.UTF-8
   TERM=xterm-256color
   XDG_RUNTIME_DIR=<set>
   PATH=(custom, no user)
  ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-5.3.0-46-generic root=UUID=82254a10-a9e1-4459-aba0-7876df48d9da ro rootflags=subvol=@ quiet splash vt.handoff=7
  SourcePackage: systemd
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 04/01/2014
  dmi.bios.vendor: SeaBIOS
  dmi.bios.version: 1.12.0-1
  dmi.chassis.type: 1
  dmi.chassis.vendor: QEMU
  dmi.chassis.version: pc-i440fx-cosmic
  dmi.modalias: dmi:bvnSeaBIOS:bvr1.12.0-1:bd04/01/2014:svnQEMU:pnStandardPC(i440FX+PIIX,1996):pvrpc-i440fx-cosmic:cvnQEMU:ct1:cvrpc-i440fx-cosmic:
  dmi.product.name: Standard PC (i440FX + PIIX, 1996)
  dmi.product.version: pc-i440fx-cosmic
  dmi.sys.vendor: QEMU
  mtime.conffile..etc.systemd.resolved.conf: 2020-04-18T10:41:34.662328

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