[Bug 1514166] Re: bluetoothd crashed with SIGSEGV in rawmemchr()

[Daniel van Vugt]

** Changed in: bluez (Ubuntu)
   Importance: Medium => High

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

** Description changed:

  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)
+  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
+  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 at entry=0x7fffafd6df50, ptr=ptr at entry=0x0, size=size at entry=0, pstart=pstart at entry=0x0) at strops.c:44
-  _IO_vsscanf (string=0x0, format=0x7fef0062eacc "%hx:%hx:%hx", args=args at 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
+  rawmemchr () at ../sysdeps/x86_64/rawmemchr.S:37
+  _IO_str_init_static_internal (sf=sf at entry=0x7fffafd6df50, ptr=ptr at entry=0x0, size=size at entry=0, pstart=pstart at entry=0x0) at strops.c:44
+  _IO_vsscanf (string=0x0, format=0x7fef0062eacc "%hx:%hx:%hx", args=args at 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
+  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

** Tags added: yakkety zesty

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Title:
  bluetoothd crashed with SIGSEGV in rawmemchr()

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