This crash has stopped happening after 17.04.

** Changed in: bluez (Ubuntu)
       Status: Confirmed => Fix Released

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https://bugs.launchpad.net/bugs/1514166

Title:
  bluetoothd crashed with SIGSEGV in rawmemchr() from
  _IO_str_init_static_internal from _IO_vsscanf from __sscanf from
  get_supported_device [plugins/sixaxis.c]

Status in bluez package in Ubuntu:
  Fix Released

Bug description:
  bluetoothd crashed with SIGSEGV in rawmemchr()

  https://errors.ubuntu.com/problem/f0eca11dfcb228bd89caa34e5f9b5529151c0c88

  ProblemType: Crash
  DistroRelease: Ubuntu 16.04
  Package: bluez 5.35-0ubuntu2
  ProcVersionSignature: Ubuntu 4.2.0-17.21-generic 4.2.3
  Uname: Linux 4.2.0-16-generic x86_64
  NonfreeKernelModules: openafs
  ApportVersion: 2.19.2-0ubuntu4
  Architecture: amd64
  Date: Sat Nov  7 17:15:18 2015
  ExecutablePath: /usr/lib/bluetooth/bluetoothd
  InstallationDate: Installed on 2015-06-02 (158 days ago)
  InstallationMedia: Ubuntu-GNOME 15.04 "Vivid Vervet" - Release amd64 
(20150422)
  InterestingModules: rfcomm bnep btusb bluetooth
  MachineType: LENOVO 20349
  ProcCmdline: /usr/lib/bluetooth/bluetoothd
  ProcEnviron:
   LANG=en_US.UTF-8
   PATH=(custom, no user)
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.2.0-17-generic.efi.signed 
root=/dev/mapper/btree-ubuntu ro rootflags=subvol=@ noprompt quiet splash 
vt.handoff=7
  SegvAnalysis:
   Segfault happened at: 0x7fef0124a51f <rawmemchr+31>: movdqu (%rdi),%xmm0
   PC (0x7fef0124a51f) ok
   source "(%rdi)" (0x00000000) not located in a known VMA region (needed 
readable region)!
   destination "%xmm0" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: bluez
  StacktraceTop:
   rawmemchr () at ../sysdeps/x86_64/rawmemchr.S:37
   _IO_str_init_static_internal (sf=sf@entry=0x7fffafd6df50, ptr=ptr@entry=0x0, 
size=size@entry=0, pstart=pstart@entry=0x0) at strops.c:44
   _IO_vsscanf (string=0x0, format=0x7fef0062eacc "%hx:%hx:%hx", 
args=args@entry=0x7fffafd6e078) at iovsscanf.c:43
   __sscanf (s=<optimized out>, format=<optimized out>) at sscanf.c:32
   ?? () from /usr/lib/x86_64-linux-gnu/bluetooth/plugins/sixaxis.so
  Title: bluetoothd crashed with SIGSEGV in rawmemchr()
  UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
  UpgradeStatus: Upgraded to xenial on 2015-10-28 (11 days ago)
  UserGroups:

  dmi.bios.date: 07/22/2015
  dmi.bios.vendor: LENOVO
  dmi.bios.version: 9ECN40WW(V3.00)
  dmi.board.asset.tag: 31900058Std
  dmi.board.name: Lenovo Y50-70 Touch
  dmi.board.vendor: LENOVO
  dmi.board.version: 31900058Std
  dmi.chassis.asset.tag: 31900058Std
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: Lenovo Y50-70 Touch
  dmi.modalias: 
dmi:bvnLENOVO:bvr9ECN40WW(V3.00):bd07/22/2015:svnLENOVO:pn20349:pvrLenovoY50-70Touch:rvnLENOVO:rnLenovoY50-70Touch:rvr31900058Std:cvnLENOVO:ct10:cvrLenovoY50-70Touch:
  dmi.product.name: 20349
  dmi.product.version: Lenovo Y50-70 Touch
  dmi.sys.vendor: LENOVO
  hciconfig:
   hci0:        Type: BR/EDR  Bus: USB
    BD Address: 28:B2:BD:0B:11:97  ACL MTU: 1021:5  SCO MTU: 96:5
    UP RUNNING
    RX bytes:691 acl:0 sco:0 events:47 errors:0
    TX bytes:2182 acl:0 sco:0 commands:47 errors:0

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