Segfault error 6 in libc-2.27.so

[rosconap]

Hi,

Seen a segfault in dmesg:

bmon[16429] segfault at 7ffe54c89ff8 ip 00007f2366d8e4b3 sp 00007ffe54c8a000 error 6 in libc-2.27.so[7f2366d00000+1e7000]

This is an AWS Ubuntu 18.04.4 LTS instance with kernel: Linux ip-10-0-1-254 4.15.0-1065-aws #69-Ubuntu SMP Thu Mar 26 02:17:29 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux

apt info:

Package: bmon Version: 1:4.0-4build1 Priority: optional Section: universe/net Origin: Ubuntu Maintainer: Ubuntu Developers [email protected] Original-Maintainer: Patrick Matthäi [email protected] Bugs: https://bugs.launchpad.net/ubuntu/+filebug Installed-Size: 142 kB Depends: libc6 (>= 2.8), libconfuse2 (>= 3.2.1~), libncurses5 (>= 6), libnl-3-200 (>= 3.2.7), libnl-route-3-200 (>= 3.2.7), libtinfo5 (>= 6)

If you need more info, please let me know

[pettyalex]

bmon is segfaulting on me on Ubuntu 18.04 on kernel 4.15.0-156-generic. If it keeps it up I'll try and snag some actually useful debugging info, but I am seeing

[2191300.739699] bmon[24726]: segfault at 7ffeb56d0fb8 ip 00007f4de09e852d sp 00007ffeb56d0fc0 error 6 in libc-2.27.so[7f4de098d000+1e7000]
[2191363.777465] bmon[24738]: segfault at 7ffeb5feaff8 ip 00007fcc72401502 sp 00007ffeb5feb000 error 6 in libc-2.27.so[7fcc72373000+1e7000]
[2191366.052698] bmon[24740]: segfault at 7fff985b8ff8 ip 00007feeff4b752d sp 00007fff985b9000 error 6 in libc-2.27.so[7feeff45c000+1e7000]