SIGSEGV in pkgPolicy::GetPriority()

Bug #1747180 reported by Alberto on 2018-02-03
10
This bug affects 1 person
Affects Status Importance Assigned to Milestone
apt (Ubuntu)
Medium
Unassigned

Bug Description

Continuous Crashes, especialle when you see video, generate Core Dumps
You can solve restarting

Ubuntu 16.04
Kernel 4.4.0-122-generic
apt 1.2.24

ProblemType: Crash
DistroRelease: Ubuntu 16.04
Package: apt 1.2.24
ProcVersionSignature: Ubuntu 4.4.0-112.135-generic 4.4.98
Uname: Linux 4.4.0-112-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
ApportVersion: 2.20.1-0ubuntu2.15
Architecture: amd64
CrashCounter: 1
Date: Sat Feb 3 11:43:46 2018
ExecutablePath: /usr/bin/apt-get
InstallationDate: Installed on 2016-10-22 (468 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
ProcCmdline: apt-get install vidcutter
SegvAnalysis:
 Segfault happened at: 0x7f4963a9a5ef <_ZN9pkgPolicy11GetPriorityERKN8pkgCache11VerIteratorEb+143>: testb $0x1,0x28(%rdx)
 PC (0x7f4963a9a5ef) ok
 source "$0x1" ok
 destination "0x28(%rdx)" (0x7f4962f85858) in non-writable VMA region: 0x7f4962f82000-0x7f4963182000 ---p /lib/x86_64-linux-gnu/libc-2.23.so
SegvReason: writing VMA /lib/x86_64-linux-gnu/libc-2.23.so
Signal: 11
SourcePackage: apt
StacktraceTop:
 pkgPolicy::GetPriority(pkgCache::VerIterator const&, bool) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.5.0
 ?? () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.5.0
 pkgPolicy::GetCandidateVer(pkgCache::PkgIterator const&) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.5.0
 pkgDepCache::Init(OpProgress*) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.5.0
 pkgCacheFile::BuildDepCache(OpProgress*) () from /usr/lib/x86_64-linux-gnu/libapt-pkg.so.5.0
Title: apt-get crashed with SIGSEGV in pkgPolicy::GetPriority()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

Alberto (albertoramon) wrote :

StacktraceTop:
 pkgPolicy::GetPriority (this=0x562a931ea5d0, Ver=..., ConsiderFiles=<optimized out>) at /build/apt-ke47OC/apt-1.2.24/apt-pkg/policy.cc:384
 pkgPolicy::GetCandidateVerNew (this=this@entry=0x562a931ea5d0, Pkg=...) at /build/apt-ke47OC/apt-1.2.24/apt-pkg/policy.cc:239
 pkgPolicy::GetCandidateVer (this=0x562a931ea5d0, Pkg=...) at /build/apt-ke47OC/apt-1.2.24/apt-pkg/policy.cc:136
 pkgDepCache::Init (this=this@entry=0x562a931ee2f0, Prog=Prog@entry=0x7ffdbc95b530) at /build/apt-ke47OC/apt-1.2.24/apt-pkg/depcache.cc:158
 pkgCacheFile::BuildDepCache (this=this@entry=0x7ffdbc95b2f0, Progress=Progress@entry=0x7ffdbc95b530) at /build/apt-ke47OC/apt-1.2.24/apt-pkg/cachefile.cc:189

Changed in apt (Ubuntu):
importance: Undecided → Medium
tags: removed: need-amd64-retrace
summary: - Aleatory Crasesh, fell that is when you are view a video
+ SIGSEGV in pkgPolicy::GetPriority()
Julian Andres Klode (juliank) wrote :

Thanks for your bug report. I made it public as it does not contain any sensitive information. I'm not entirely sure why this is happening, but I might dig into it a bit later.

information type: Private → Public
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