[Bug 1586991] Re: systemd-resolved crashed with SIGSEGV in dns_transaction_cache_answer()

Martin Pitt martin.pitt at ubuntu.com
Tue May 31 12:01:15 UTC 2016


I can provoke a very similar crash with "systemd-resolve www.facebook.com":
www.facebook.com: resolve call failed: DNSSEC validation failed: failed-auxiliary

Mai 31 14:00:45 donald systemd-resolved[14605]: Using degraded feature set (UDP) for DNS server 192.168.2.1.
Mai 31 14:00:45 donald systemd-resolved[14605]: DNSSEC validation failed for question c10r.facebook.com IN SOA: failed-auxiliary
Mai 31 14:00:45 donald systemd-resolved[14605]: DNSSEC validation failed for question star-mini.c10r.facebook.com IN DS: failed-auxiliary
Mai 31 14:00:45 donald systemd-resolved[14605]: DNSSEC validation failed for question star-mini.c10r.facebook.com IN SOA: failed-auxiliary
Mai 31 14:00:45 donald systemd-resolved[14605]: DNSSEC validation failed for question star-mini.c10r.facebook.com IN AAAA: failed-auxiliary
Mai 31 14:00:45 donald systemd-resolved[14605]: DNSSEC validation failed for question star-mini.c10r.facebook.com IN A: failed-auxiliary
Mai 31 14:00:45 donald systemd-resolved[14605]: *** Error in `/lib/systemd/systemd-resolved': double free or corruption (top): 0x0000558e1a5feac0 ***

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

Status in systemd package in Ubuntu:
  Confirmed

Bug description:
  Got that crash with the newer network-manager 1.2.2-0ubuntu3 upgrade with a gnome-shell session.
  Reinstalling network-manager also ends with that crash.

  ProblemType: Crash
  DistroRelease: Ubuntu 16.10
  Package: systemd 230-1git1
  ProcVersionSignature: Ubuntu 4.4.0-23.41-generic 4.4.10
  Uname: Linux 4.4.0-23-generic x86_64
  NonfreeKernelModules: nvidia_uvm nvidia_modeset nvidia
  ApportVersion: 2.20.1-0ubuntu4
  Architecture: amd64
  Date: Mon May 30 11:58:58 2016
  ExecutablePath: /lib/systemd/systemd-resolved
  Lsusb:
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 003 Device 002: ID 046d:c062 Logitech, Inc. M-UAS144 [LS1 Laser Mouse]
   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: ASUSTEK COMPUTER INC P5W DH Deluxe
  ProcCmdline: /lib/systemd/systemd-resolved
  ProcEnviron:
   LANG=en_GB.UTF-8
   LANGUAGE=en_GB:en
   PATH=(custom, no user)
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-23-generic root=UUID=7c755ed6-51cc-4b75-88ac-9c75acf82749 ro
  Signal: 11
  SourcePackage: systemd
  StacktraceTop:
   ?? ()
   ?? ()
   ?? ()
   ?? ()
   ?? ()
  SystemdDelta:
   [EXTENDED]   /etc/systemd/system/display-manager.service → /lib/systemd/system/display-manager.service.d/xdiagnose.conf
   [EXTENDED]   /lib/systemd/system/systemd-timesyncd.service → /lib/systemd/system/systemd-timesyncd.service.d/disable-with-time-daemon.conf
   [EXTENDED]   /lib/systemd/system/rc-local.service → /lib/systemd/system/rc-local.service.d/debian.conf

   3 overridden configuration files found.
  Title: systemd-resolved crashed with SIGSEGV
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:

  dmi.bios.date: 07/22/2010
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: 3002
  dmi.board.asset.tag: To Be Filled By O.E.M.
  dmi.board.name: P5W DH Deluxe
  dmi.board.vendor: ASUSTeK Computer INC.
  dmi.board.version: Rev 1.xx
  dmi.chassis.asset.tag: Asset-1234567890
  dmi.chassis.type: 3
  dmi.chassis.vendor: Chassis Manufacture
  dmi.chassis.version: Chassis Version
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr3002:bd07/22/2010:svnASUSTEKCOMPUTERINC:pnP5WDHDeluxe:pvrSystemVersion:rvnASUSTeKComputerINC.:rnP5WDHDeluxe:rvrRev1.xx:cvnChassisManufacture:ct3:cvrChassisVersion:
  dmi.product.name: P5W DH Deluxe
  dmi.product.version: System Version
  dmi.sys.vendor: ASUSTEK COMPUTER INC

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