kern.log

Feb 18 19:23:11 tutu kernel: [ 6852.063138] show_signal_msg: 15 callbacks suppressed
Feb 18 19:23:11 tutu kernel: [ 6852.063141] vivaldi-bin[2335]: segfault at 39 ip 0000556da5baa510 sp 00007ffe78e71428 error 6 in vivaldi-bin[556da5053000+6e43000]
Feb 18 19:44:45 tutu kernel: [    0.000000] Linux version 4.8.0-36-generic (buildd@lgw01-18) (gcc version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.4) ) #36~16.04.1-Ubuntu SMP Sun Feb 5 09:39:57 UTC 2017 (Ubuntu 4.8.0-36.36~16.04.1-generic 4.8.11)