Public bug reported:
$ lsb_release -rd
Description: Ubuntu 20.04.3 LTS
Release: 20.04
$ apt-cache policy bind9
bind9:
Installed: 1:9.16.1-0ubuntu2.9
Candidate: 1:9.16.1-0ubuntu2.9
Version table:
*** 1:9.16.1-0ubuntu2.9 500
500 http://us.archive.ubuntu.com/ubuntu focal-updates/main amd64
Packages
500 http://us.archive.ubuntu.com/ubuntu focal-security/main amd64
Packages
From syslog:
Dec 14 16:19:10 dc-dns-02 kernel: [519037.010692] isc-worker0000[12829]: segfaul
t at 8 ip 00007f2e512d6166 sp 00007f2e4dfe4530 error 4 in libisc.so.1601.0.0[7f2
e512b4000+46000]
Dec 14 16:19:10 dc-dns-02 kernel: [519037.010706] Code: 00 00 48 8d 3d ab b4 02
00 e8 66 39 fe ff 66 0f 1f 44 00 00 f3 0f 1e fa 41 57 41 56 41 55 41 54 55 53 48
83 ec 08 4c 8b 67 10 <41> 83 7c 24 08 02 0f 85 be 00 00 00 49 89 fd 49 8b 7c 24
10 48 89
Dec 14 16:19:18 dc-dns-02 systemd[1]: named.service: Main process exited, code=k
illed, status=11/SEGV
Dec 14 16:19:18 dc-dns-02 systemd[1]: named.service: Failed with result 'signal'
.
Checking the address gets:
00007f2e512d6166 – 7f2e512b4000 = 22166
Checking that far into libisc.so.1601.0.0 gets:
$ addr2line -e /usr/lib/x86_64-linux-gnu/libisc.so.1601.0.0 -fCi 0x22166
isc_lfsr_init
??:?
** Affects: bind9 (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1954854
Title:
bind 9.16.1-ubuntu on ubuntu 20.04 randomly exits with segfault signal
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