gvfsd-mtp crashed with SIGSEGV in backend_died()

Bug #1160077 reported by AndreK on 2013-03-25
58
This bug affects 7 people
Affects Status Importance Assigned to Milestone
gvfs (Ubuntu)
Medium
Unassigned

Bug Description

happens when unmounting (ejecting) Samsung Android phone..

ProblemType: Crash
DistroRelease: Ubuntu 13.04
Package: gvfs-backends 1.15.4-0ubuntu2
ProcVersionSignature: Ubuntu 3.8.0-13.23-generic 3.8.3
Uname: Linux 3.8.0-13-generic x86_64
ApportVersion: 2.9.2-0ubuntu3
Architecture: amd64
Date: Mon Mar 25 23:34:16 2013
EcryptfsInUse: Yes
ExecutablePath: /usr/lib/gvfs/gvfsd-mtp
InstallationDate: Installed on 2012-10-15 (161 days ago)
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release amd64 (20121015.2)
MarkForUpload: True
ProcCmdline: /usr/lib/gvfs/gvfsd-mtp --spawner :1.10 /org/gtk/gvfs/exec_spaw/3
SegvAnalysis:
 Segfault happened at: 0x7fcb058150bc: mov 0x20(%rax),%rax
 PC (0x7fcb058150bc) ok
 source "0x20(%rax)" (0xaaaaaaaaaaaaaaca) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: gvfs
StacktraceTop:
 ?? () from /usr/lib/x86_64-linux-gnu/gvfs/libgvfsdaemon.so
 ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 g_object_unref () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 g_value_unset () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: gvfsd-mtp crashed with SIGSEGV in g_object_unref()
UpgradeStatus: Upgraded to raring on 2013-03-22 (3 days ago)
UserGroups: adm cdrom dialout dip lpadmin plugdev sambashare sudo

AndreK (andre-k) wrote :

StacktraceTop:
 backend_died (monitor=0x7fcafc003d90, old_backend=<optimized out>) at gvfsmonitor.c:77
 weak_refs_notify (data=0x7fcaf401f650) at /build/buildd/glib2.0-2.35.9/./gobject/gobject.c:2470
 g_object_unref (_object=0x7fcafc006620) at /build/buildd/glib2.0-2.35.9/./gobject/gobject.c:2987
 g_value_unset (value=value@entry=0x7fffedbb0980) at /build/buildd/glib2.0-2.35.9/./gobject/gvalue.c:274
 g_signal_emit_valist (instance=0x7fcafc006620, signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7fffedbb0bc8) at /build/buildd/glib2.0-2.35.9/./gobject/gsignal.c:3358

Changed in gvfs (Ubuntu):
importance: Undecided → Medium
summary: - gvfsd-mtp crashed with SIGSEGV in g_object_unref()
+ gvfsd-mtp crashed with SIGSEGV in backend_died()
tags: removed: need-amd64-retrace
Launchpad Janitor (janitor) wrote :

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

Changed in gvfs (Ubuntu):
status: New → Confirmed
Rolf Leggewie (r0lf) on 2018-04-21
information type: Private → Public
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