[Bug 1725693] Re: systemd-resolved crashed with SIGSEGV in internal_hashmap_iterate()

[Apport retracing service]

*** This bug is a duplicate of bug 1664886 ***
    https://bugs.launchpad.net/bugs/1664886

Thank you for taking the time to report this crash and helping to make
this software better.  This particular crash has already been reported
and is a duplicate of bug #1664886, so is being marked as such.  Please
look at the other bug report to see if there is any missing information
that you can provide, or to see if there is a workaround for the bug.
Additionally, any further discussion regarding the bug should occur in
the other report.  Please continue to report any other bugs you may
find.

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** This bug has been marked a duplicate of private bug 1664886

** Information type changed from Private to Public

** Tags removed: need-amd64-retrace

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https://bugs.launchpad.net/bugs/1725693

Title:
  systemd-resolved crashed with SIGSEGV in internal_hashmap_iterate()

Status in systemd package in Ubuntu:
  New

Bug description:
  I upgraded to Ubuntu 17.10 from 17.04 using do-release-upgrade and
  logged in GUI session.

  ProblemType: Crash
  DistroRelease: Ubuntu 17.10
  Package: systemd 234-2ubuntu12
  ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4
  Uname: Linux 4.13.0-16-generic x86_64
  NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
  ApportVersion: 2.20.7-0ubuntu3
  Architecture: amd64
  Date: Sat Oct 21 15:19:59 2017
  ExecutablePath: /lib/systemd/systemd-resolved
  InstallationDate: Installed on 2014-04-19 (1280 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
  MachineType: Gigabyte Technology Co., Ltd. X58A-UD3R
  ProcCmdline: /lib/systemd/systemd-resolved
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-16-generic root=UUID=1ded6525-edff-4835-94fe-a4060f63847e ro persistent quiet splash vt.handoff=7
  SegvAnalysis:
   Segfault happened at: 0x7f186b636baa:	movzbl 0x2f(%rdi),%r8d
   PC (0x7f186b636baa) ok
   source "0x2f(%rdi)" (0x1e2700750134) not located in a known VMA region (needed readable region)!
   destination "%r8d" ok
  SegvReason: reading unknown VMA
  Signal: 11
  SourcePackage: systemd
  StacktraceTop:
   ?? () from /lib/systemd/libsystemd-shared-234.so
   internal_hashmap_iterate () from /lib/systemd/libsystemd-shared-234.so
   ?? ()
   ?? ()
   ?? ()
  Title: systemd-resolved crashed with SIGSEGV in internal_hashmap_iterate()
  UpgradeStatus: Upgraded to artful on 2017-10-20 (0 days ago)
  UserGroups:
   
  dmi.bios.date: 01/06/2012
  dmi.bios.vendor: Award Software International, Inc.
  dmi.bios.version: FH
  dmi.board.name: X58A-UD3R
  dmi.board.vendor: Gigabyte Technology Co., Ltd.
  dmi.chassis.type: 3
  dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
  dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrFH:bd01/06/2012:svnGigabyteTechnologyCo.,Ltd.:pnX58A-UD3R:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnX58A-UD3R:rvr:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr:
  dmi.product.name: X58A-UD3R
  dmi.sys.vendor: Gigabyte Technology Co., Ltd.

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