krunner crashed with SIGSEGV in tcache_get()

[Alexander Browne]

Krunner crash message appeared. I don't remember doing anything recently with it other than use it to open apps.

ProblemType: Crash
DistroRelease: Ubuntu 18.10
Package: plasma-workspace 4:5.13.4-0ubuntu1
ProcVersionSignature: Ubuntu 4.17.0-7.8-generic 4.17.12
Uname: Linux 4.17.0-7-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.20.10-0ubuntu7
Architecture: amd64
CurrentDesktop: KDE
Date: Wed Aug 22 18:30:35 2018
ExecutablePath: /usr/bin/krunner
InstallationDate: Installed on 2018-08-18 (4 days ago)
InstallationMedia: Kubuntu 18.10 "Cosmic Cuttlefish" - Alpha amd64 (20180818)
ProcCmdline: /usr/bin/krunner
ProcEnviron:
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7f1ece0aa93c <malloc_consolidate+44>: mov 0x8(%rax),%rsi
 PC (0x7f1ece0aa93c) ok
 source "0x8(%rax)" (0x55710eb2a239) not located in a known VMA region (needed readable region)!
 destination "%rsi" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: plasma-workspace
StacktraceTop:
 tcache_get (tc_idx=0) at malloc.c:2943
 __GI___libc_malloc (bytes=24) at malloc.c:3050
 QArrayData::allocate(unsigned long, unsigned long, unsigned long, QFlags<QArrayData::AllocationOption>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
 QByteArray::fromRawData(char const*, int) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
 ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
Title: krunner crashed with SIGSEGV in tcache_get()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 tcache_get (tc_idx=0) at malloc.c:2943
 __GI___libc_malloc (bytes=24) at malloc.c:3050
 QArrayData::allocate (objectSize=objectSize@entry=1, alignment=alignment@entry=8, capacity=capacity@entry=0, options=..., options@entry=...) at tools/qarraydata.cpp:118
 QTypedArrayData<char>::allocate (options=..., capacity=0) at ../../include/QtCore/../../src/corelib/tools/qarraydata.h:218
 QTypedArrayData<char>::fromRawData (options=..., n=15, data=0x7f1eb1d23151 "checkIfFinished()") at ../../include/QtCore/../../src/corelib/tools/qarraydata.h:244

[Scarlett Gately Moore (scarlettmoore)]

This bug is very old, if it remains an issue please update the bug with info from a supported release.