Package: dpkg
Version: 1.22.20
Severity: normal

This may be a usage error on my part, but it should probably not be
segfaulting either way.  While investigating a possible solution to
#1108166, I encountered the following segfault in dpkg-trigger:

root@satest-trixie:~# dpkg-trigger --by-package=sa-compile --no-await --no-act 
sa-compile-upgrade
[  721.686463] dpkg-trigger[5137]: segfault at c0 ip 00007f8b7d127d8a sp 
00007fffe1a0dc90 error 4 in libc.so.6[64d8a,7f8b7d0e
b000+165000] likely on CPU 0 (core 0, socket 0)
[  721.688762] Code: 00 e8 ea 3d 02 00 48 89 f9 e9 a5 fa ff ff 66 90 41 57 41 
56 41 55 41 54 49 89 d4 55 48 89 f5 53 48 89 fb
 48 81 ec f8 00 00 00 <8b> 87 c0 00 00 00 64 4c 8b 2c 25 28 00 00 00 4c 89 ac 
24 e8 00 00
Segmentation fault



-- System Information:
Debian Release: 13.0
  APT prefers testing-security
  APT policy: (500, 'testing-security'), (500, 'testing')
Architecture: amd64 (x86_64)

Kernel: Linux 6.12.32-amd64 (SMP w/4 CPU threads; PREEMPT)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE not set
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages dpkg depends on:
ii  libbz2-1.0   1.0.8-6
ii  libc6        2.41-8
ii  liblzma5     5.8.1-1
ii  libmd0       1.1.0-2+b1
ii  libselinux1  3.8.1-1
ii  libzstd1     1.5.7+dfsg-1
ii  tar          1.35+dfsg-3.1
ii  zlib1g       1:1.3.dfsg+really1.3.1-1+b1

dpkg recommends no packages.

Versions of packages dpkg suggests:
ii  apt            3.0.2
pn  debsig-verify  <none>

-- no debconf information

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