Public bug reported:
1)
# lsb_release -rd
No LSB modules are available.
Description: Ubuntu 24.04.5 LTS
Release: 24.04
2)
# lsb_release -rd
No LSB modules are available.
Description: Ubuntu 24.04.5 LTS
Release: 24.04
root@nvm1:~# apt-cache policy zsh
zsh:
Installed: 5.9-6ubuntu2
Candidate: 5.9-6ubuntu2
Version table:
*** 5.9-6ubuntu2 500
500 http://archive.ubuntu.com/ubuntu noble/main amd64 Packages
100 /var/lib/dpkg/status
3) zsh shell doesn't crash when exiting via SIGHUP signal
4) zsh SIGSEGV crash
Attaching a reproducer script.
Note this is fixed in upstream zsh:
https://github.com/zsh-users/zsh/commit/d3edf318
But not present in current Ubuntu zsh in 24.04 or 26.04
ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: zsh 5.9-6ubuntu2
ProcVersionSignature: Ubuntu 6.8.0-142.142-generic 6.8.12
Uname: Linux 6.8.0-142-generic x86_64
ApportVersion: 2.28.3-0ubuntu0.1
Architecture: amd64
CasperMD5CheckResult: unknown
CloudArchitecture: x86_64
CloudID: lxd
CloudName: unknown
CloudPlatform: lxd
CloudSubPlatform: seed-dir (/var/lib/cloud/seed/nocloud-net)
Date: Wed Sep 30 19:53:45 2026
ProcEnviron:
LANG=en_US.UTF-8
PATH=(custom, no user)
SHELL=/bin/bash
TERM=screen.xterm-256color
XDG_RUNTIME_DIR=<set>
SourcePackage: zsh
UpgradeStatus: No upgrade log present (probably fresh install)
** Affects: zsh (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug noble
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https://bugs.launchpad.net/bugs/2169067
Title:
zsh crash (SIGSEGV) cleanfilelist null pointer
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