Notes === Using 18.04 LTS as well getting the crashing issue. Suspecting this SSD model driver causing the crash.
Below is the syslogs for your reference ===
Apr 8 13:12:25 localhost kernel: [ 773.855092] show_signal: 35 callbacks suppressed Apr 8 13:12:25 localhost kernel: [ 773.855094] traps: dpkg-query[8579] general protection fault ip:7f008f209f11 sp:7ffc1d8d16a8 error:0 in libc-2.27.so[7f008f07f000+1e7000] Apr 8 13:12:25 localhost kernel: [ 773.913058] traps: apport[8581] general protection fault ip:544414 sp:7ffe1f3ff9f0 error:0 in python3.6[400000+3b4000] Apr 8 13:12:25 localhost kernel: [ 773.913070] Process 8581(apport) has RLIMIT_CORE set to 1 Apr 8 13:12:25 localhost kernel: [ 773.913070] Aborting core Apr 8 13:12:27 localhost kernel: [ 776.151560] traps: dpkg-query[8582] general protection fault ip:7f279c3f8f11 sp:7ffc81d44d18 error:0 in libc-2.27.so[7f279c26e000+1e7000] Apr 8 13:12:31 localhost kernel: [ 780.513187] XFS (nvme0n1): Unmounting Filesystem
Apr 8 13:13:02 localhost kernel: [ 810.919029] traps: mkfs.ext4[8587] general protection fault ip:7f003ac171bb sp:7ffcd7625470 error:0 in libext2fs.so.2.4[7f003ac00000+4d000]
Apr 8 13:13:16 localhost kernel: [ 825.229643] traps: apport[8598] general protection fault ip:59cb64 sp:7ffcea1e5cf8 error:0 in python3.6[400000+3b4000] Apr 8 13:13:16 localhost kernel: [ 825.229657] Process 8598(apport) has RLIMIT_CORE set to 1 Apr 8 13:13:16 localhost kernel: [ 825.229657] Aborting core Apr 8 13:13:36 localhost kernel: [ 844.807235] traps: apport-checkrep[8604] general protection fault ip:59cb60 sp:7fff43e688b8 error:0 in python3.6[400000+3b4000] Apr 8 13:13:36 localhost kernel: [ 844.991014] apport-checkrep[8609]: segfault at 8 ip 000000000054dc65 sp 00007ffe23d42520 error 6 in python3.6[400000+3b4000] Apr 8 13:13:36 localhost kernel: [ 844.991018] Code: 46 28 00 00 00 00 49 89 4e 20 48 85 c9 74 04 4c 89 71 28 4c 89 35 b3 0f 52 00 e9 c6 fc ff ff 4c 8b 52 e8 4c 8b 4a f0 4d 89 11 <4d> 89 4a 08 48 c7 42 e8 00 00 00 00 e9 7d fd ff ff 48 89 fe 48 8b Apr 8 13:14:09 localhost kernel: [ 878.006289] traps: apport[8637] general protection fault ip:59cb60 sp:7ffe82f661f8 error:0 in python3.6[400000+3b4000] Apr 8 13:14:09 localhost kernel: [ 878.006303] Process 8637(apport) has RLIMIT_CORE set to 1 Apr 8 13:14:09 localhost kernel: [ 878.006303] Aborting core Apr 8 13:14:33 localhost systemd[1]: Starting Cleanup of Temporary Directories... Apr 8 13:14:33 localhost systemd[1]: Started Cleanup of Temporary Directories. Apr 8 13:15:01 localhost kernel: [ 929.918109] traps: apt-config[8682] general protection fault ip:7f56f13e3ed0 sp:7ffeef400768 error:0 in libapt-pkg.so.5.0.2[7f56f13a2000+1b6000] Apr 8 13:15:01 localhost kernel: [ 929.928414] traps: apport[8683] general protection fault ip:50cdaa sp:7ffd9052a960 error:0 in python3.6[400000+3b4000] Apr 8 13:15:01 localhost kernel: [ 929.928436] Process 8683(apport) has RLIMIT_CORE set to 1 Apr 8 13:15:01 localhost kernel: [ 929.928436] Aborting core Apr 8 13:15:01 localhost kernel: [ 930.422542] traps: apt-config[8868] general protection fault ip:7f867f5347f8 sp:7ffcb8a4a8e8 error:0 in ld-2.27.so[7f867f516000+29000] Apr 8 13:15:01 localhost kernel: [ 930.431142] traps: apport[8869] ge...
Notes
===
Using 18.04 LTS as well getting the crashing issue.
Suspecting this SSD model driver causing the crash.
Below is the syslogs for your reference
===
Apr 8 13:12:25 localhost kernel: [ 773.855092] show_signal: 35 callbacks suppressed 27.so[7f008f07f 000+1e7000] 6[400000+ 3b4000] 27.so[7f279c26e 000+1e7000]
Apr 8 13:12:25 localhost kernel: [ 773.855094] traps: dpkg-query[8579] general protection fault ip:7f008f209f11 sp:7ffc1d8d16a8 error:0 in libc-2.
Apr 8 13:12:25 localhost kernel: [ 773.913058] traps: apport[8581] general protection fault ip:544414 sp:7ffe1f3ff9f0 error:0 in python3.
Apr 8 13:12:25 localhost kernel: [ 773.913070] Process 8581(apport) has RLIMIT_CORE set to 1
Apr 8 13:12:25 localhost kernel: [ 773.913070] Aborting core
Apr 8 13:12:27 localhost kernel: [ 776.151560] traps: dpkg-query[8582] general protection fault ip:7f279c3f8f11 sp:7ffc81d44d18 error:0 in libc-2.
Apr 8 13:12:31 localhost kernel: [ 780.513187] XFS (nvme0n1): Unmounting Filesystem
Apr 8 13:13:02 localhost kernel: [ 810.919029] traps: mkfs.ext4[8587] general protection fault ip:7f003ac171bb sp:7ffcd7625470 error:0 in libext2fs. so.2.4[ 7f003ac00000+ 4d000]
Apr 8 13:13:16 localhost kernel: [ 825.229643] traps: apport[8598] general protection fault ip:59cb64 sp:7ffcea1e5cf8 error:0 in python3. 6[400000+ 3b4000] checkrep[ 8604] general protection fault ip:59cb60 sp:7fff43e688b8 error:0 in python3. 6[400000+ 3b4000] checkrep[ 8609]: segfault at 8 ip 000000000054dc65 sp 00007ffe23d42520 error 6 in python3. 6[400000+ 3b4000] 6[400000+ 3b4000] pkg.so. 5.0.2[7f56f13a2 000+1b6000] 6[400000+ 3b4000] so[7f867f516000 +29000]
Apr 8 13:13:16 localhost kernel: [ 825.229657] Process 8598(apport) has RLIMIT_CORE set to 1
Apr 8 13:13:16 localhost kernel: [ 825.229657] Aborting core
Apr 8 13:13:36 localhost kernel: [ 844.807235] traps: apport-
Apr 8 13:13:36 localhost kernel: [ 844.991014] apport-
Apr 8 13:13:36 localhost kernel: [ 844.991018] Code: 46 28 00 00 00 00 49 89 4e 20 48 85 c9 74 04 4c 89 71 28 4c 89 35 b3 0f 52 00 e9 c6 fc ff ff 4c 8b 52 e8 4c 8b 4a f0 4d 89 11 <4d> 89 4a 08 48 c7 42 e8 00 00 00 00 e9 7d fd ff ff 48 89 fe 48 8b
Apr 8 13:14:09 localhost kernel: [ 878.006289] traps: apport[8637] general protection fault ip:59cb60 sp:7ffe82f661f8 error:0 in python3.
Apr 8 13:14:09 localhost kernel: [ 878.006303] Process 8637(apport) has RLIMIT_CORE set to 1
Apr 8 13:14:09 localhost kernel: [ 878.006303] Aborting core
Apr 8 13:14:33 localhost systemd[1]: Starting Cleanup of Temporary Directories...
Apr 8 13:14:33 localhost systemd[1]: Started Cleanup of Temporary Directories.
Apr 8 13:15:01 localhost kernel: [ 929.918109] traps: apt-config[8682] general protection fault ip:7f56f13e3ed0 sp:7ffeef400768 error:0 in libapt-
Apr 8 13:15:01 localhost kernel: [ 929.928414] traps: apport[8683] general protection fault ip:50cdaa sp:7ffd9052a960 error:0 in python3.
Apr 8 13:15:01 localhost kernel: [ 929.928436] Process 8683(apport) has RLIMIT_CORE set to 1
Apr 8 13:15:01 localhost kernel: [ 929.928436] Aborting core
Apr 8 13:15:01 localhost kernel: [ 930.422542] traps: apt-config[8868] general protection fault ip:7f867f5347f8 sp:7ffcb8a4a8e8 error:0 in ld-2.27.
Apr 8 13:15:01 localhost kernel: [ 930.431142] traps: apport[8869] ge...