udisksd crashed with SIGSEGV in udisks_linux_drive_object_get_block()

[Graeme Thorn]

I unmounted a single USB disk, and all others disappeared off the desktop with it.

ProblemType: Crash
DistroRelease: Ubuntu 17.10
Package: udisks2 2.6.5-2ubuntu2
ProcVersionSignature: Ubuntu 4.13.0-36.40-generic 4.13.13
Uname: Linux 4.13.0-36-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
ApportVersion: 2.20.7-0ubuntu3.7
Architecture: amd64
Date: Tue Mar 20 16:47:19 2018
ExecutablePath: /usr/lib/udisks2/udisksd
InstallationDate: Installed on 2018-02-13 (35 days ago)
InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20180105.1)
MachineType: Dell Inc. Precision Tower 3420
ProcCmdline: /usr/lib/udisks2/udisksd
ProcEnviron:
 LANG=en_GB.UTF-8
 LANGUAGE=en_GB:en
 PATH=(custom, no user)
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-36-generic root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x55a0cf0fb92a <udisks_linux_drive_object_get_block+282>: mov 0x18(%rax),%rdi
 PC (0x55a0cf0fb92a) ok
 source "0x18(%rax)" (0x00000018) not located in a known VMA region (needed readable region)!
 destination "%rdi" ok
 Stack memory exhausted (SP below stack segment)
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: udisks2
StacktraceTop:
 udisks_linux_drive_object_get_block ()
 ?? ()
 ffi_call_unix64 () from /usr/lib/x86_64-linux-gnu/libffi.so.6
 ffi_call () from /usr/lib/x86_64-linux-gnu/libffi.so.6
 g_cclosure_marshal_generic () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: udisksd crashed with SIGSEGV in udisks_linux_drive_object_get_block()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

dmi.bios.date: 05/26/2016
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.3.6
dmi.board.name: 08K0X7
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 15
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvr1.3.6:bd05/26/2016:svnDellInc.:pnPrecisionTower3420:pvr:rvnDellInc.:rn08K0X7:rvrA00:cvnDellInc.:ct15:cvr:
dmi.product.name: Precision Tower 3420
dmi.sys.vendor: Dell Inc.

[Apport retracing service (apport)]

StacktraceTop:
 udisks_linux_drive_object_get_block (object=object@entry=0x7fbfb400c9f0, get_hw=get_hw@entry=0) at udiskslinuxdriveobject.c:476
 handle_eject (_drive=<optimized out>, invocation=0x7fbf9c007960, options=0x55a0d0b45f00) at udiskslinuxdrive.c:977
 ffi_call_unix64 () at ../src/x86/unix64.S:76
 ffi_call (cif=cif@entry=0x7fbfb1226880, fn=fn@entry=0x55a0cf0fdce0 <handle_eject>, rvalue=<optimized out>, avalue=avalue@entry=0x7fbfb1226790) at ../src/x86/ffi64.c:525
 g_cclosure_marshal_generic (closure=0x55a0d09b7e70, return_gvalue=0x7fbfb1226a50, n_param_values=<optimized out>, param_values=<optimized out>, invocation_hint=<optimized out>, marshal_data=<optimized out>) at ../../../../gobject/gclosure.c:1490

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.