UserAgent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.181 Safari/537.36

Steps to reproduce the problem:
1. Upgrade to latest chromium (66.0.3359.117-1).
2. Run

What is the expected behavior?
Start.

What went wrong?
kernel: chromium[13280]: segfault at 0 ip 000055fb420b3ae1 sp 00007ffda031d3d0 error 4 in chromium[55fb3e18d000+5f5b000]
[cut...] Started Process Core Dump (PID 13294/UID 0).
-- Subject: Unit systemd-coredump@1-13294-0.service has finished start-up
-- Defined-By: systemd
-- Support: https://lists.freedesktop.org/mailman/listinfo/systemd-devel
-- 
-- Unit systemd-coredump@1-13294-0.service has finished starting up.
-- 
-- The start-up result is RESULT.
[cut...] systemd-coredump[13295]: Process 13280 (chromium) of user 1000 dumped core.

Stack trace of thread 13280:
#0 0x000055fb420b3ae1 n/a (chromium)
#1 0x000055fb420b3130 n/a (chromium)
#2 0x000055fb420b28e0 n/a (chromium)
#3 0x000055fb420b2810 n/a (chromium)
#4 0x000055fb420b3595 n/a (chromium)
#5 0x000055fb41f524c2 n/a (chromium)
#6 0x000055fb3fc72870 n/a (chromium)
#7 0x000055fb3eb64505 n/a (chromium)
#8 0x000055fb3ef255a7 n/a (chromium)
#9 0x000055fb3eb64c21 n/a (chromium)
#10 0x000055fb3eb6959f n/a (chromium)
#11 0x000055fb3eb62266 n/a (chromium)
#12 0x000055fb3fc53952 n/a (chromium)
#13 0x000055fb3fc5df52 n/a (chromium)
#14 0x000055fb3fc529e4 n/a (chromium)
#15 0x000055fb3e284bb4 ChromeMain (chromium)
#16 0x00007f1bf0255f4a __libc_start_main (libc.so.6)
#17 0x000055fb3e18d02a _start (chromium)

Stack trace of thread 13289:
#0 0x00007f1bf032afe6 epoll_pwait (libc.so.6)
#1 0x000055fb40024d2e n/a (chromium)
#2 0x000055fb4002253f n/a (chromium)
#3 0x000055fb3ff9e7dd n/a (chromium)
#4 0x000055fb3ffc2474 n/a (chromium)
#5 0x000055fb3eb716e2 n/a (chromium)
#6 0x000055fb3eb7177c n/a (chromium)
#7 0x000055fb3ffeddb0 n/a (chromium)
#8 0x000055fb3ffebf4b n/a (chromium)
#9 0x00007f1bf926008c start_thread (libpthread.so.0)
#10 0x00007f1bf032ae7f __clone (libc.so.6)

Stack trace of thread 13288:
#0 0x00007f1bf032097b __poll (libc.so.6)
#1 0x00007f1bf717a523 n/a (libglib-2.0.so.0)
#2 0x00007f1bf717a8e2 g_main_loop_run (libglib-2.0.so.0)
#3 0x00007f1bf3910348 n/a (libgio-2.0.so.0)
#4 0x00007f1bf71a2a2a n/a (libglib-2.0.so.0)
#5 0x00007f1bf926008c start_thread (libpthread.so.0)
#6 0x00007f1bf032ae7f __clone (libc.so.6)

Stack trace of thread 13286:
#0 0x00007f1bf926a6b7 waitpid (libpthread.so.0)
#1 0x000055fb3ffb8a9a n/a (chromium)
#2 0x000055fb3ffebf4b n/a (chromium)
#3 0x00007f1bf926008c start_thread (libpthread.so.0)
#4 0x00007f1bf032ae7f __clone (libc.so.6)

Stack trace of thread 13281:
#0 0x00007f1bf032097b __poll (libc.so.6)
#1 0x000055fb3ee82f12 n/a (chromium)
#2 0x000055fb3ffed200 n/a (chromium)
#3 0x000055fb3ffebf4b n/a (chromium)
#4 0x00007f1bf926008c start_thread (libpthread.so.0)
#5 0x00007f1bf032ae7f __clone (libc.so.6)

Stack trace of thread 13292:
#0 0x00007f1bf9269988 read (libpthread.so.0)
#1 0x000055fb3f35b59f n/a (chromium)
#2 0x000055fb3ffebf4b n/a (chromium)
#3 0x00007f1bf926008c start_thread (libpthread.so.0)
#4 0x00007f1bf032ae7f __clone (libc.so.6)

Stack trace of thread 13291:
#0 0x00007f1bf032097b __poll (libc.so.6)
#1 0x00007f1bf52b2631 n/a (libdbus-1.so.3)
#2 0x00007f1bf52b122d n/a (libdbus-1.so.3)
#3 0x00007f1bf5298e9e n/a (libdbus-1.so.3)
#4 0x00007f1bf52998c3 n/a (libdbus-1.so.3)
#5 0x00007f1bf5299ec8 dbus_connection_send_with_reply_and_block (libdbus-1.so.3)
#6 0x00007f1bf5295ad4 dbus_bus_register (libdbus-1.so.3)
#7 0x00007f1bf5295d05 n/a (libdbus-1.so.3)
#8 0x000055fb40d887a7 n/a (chromium)
#9 0x000055fb40d9b9ff n/a (chromium)
#10 0x000055fb40d9e7e9 n/a (chromium)
#11 0x000055fb3ff7d5b1 n/a (chromium)
#12 0x000055fb3ff9abb0 n/a (chromium)
#13 0x000055fb3ff9b2c5 n/a (chromium)
#14 0x000055fb3ff9e695 n/a (chromium)
#15 0x000055fb3ffc2474 n/a (chromium)
#16 0x000055fb3ffeddb0 n/a (chromium)
#17 0x000055fb3ffebf4b n/a (chromium)
#18 0x00007f1bf926008c start_thread (libpthread.so.0)
#19 0x00007f1bf032ae7f __clone (libc.so.6)

Stack trace of thread 13293:
#0 0x00007f1bf03227b3 __select (libc.so.6)
#1 0x000055fb3ff86f13 n/a (chromium)
#2 0x000055fb3ffebf4b n/a (chromium)
#3 0x00007f1bf926008c start_thread (libpthread.so.0)
#4 0x00007f1bf032ae7f __clone (libc.so.6)

Stack trace of thread 13290:
#0 0x00007f1bf032afe6 epoll_pwait (libc.so.6)
#1 0x000055fb40024d2e n/a (chromium)
#2 0x000055fb4002253f n/a (chromium)
#3 0x000055fb3ff9e7dd n/a (chromium)
#4 0x000055fb3ffc2474 n/a (chromium)
#5 0x000055fb3ffeddb0 n/a (chromium)
#6 0x000055fb3ffebf4b n/a (chromium)
#7 0x00007f1bf926008c start_thread (libpthread.so.0)
#8 0x00007f1bf032ae7f __clone (libc.so.6)

Stack trace of thread 13287:
#0 0x00007f1bf032097b __poll (libc.so.6)
#1 0x00007f1bf717a523 n/a (libglib-2.0.so.0)
#2 0x00007f1bf717a63e g_main_context_iteration (libglib-2.0.so.0)
#3 0x00007f1bf717a692 n/a (libglib-2.0.so.0)
#4 0x00007f1bf71a2a2a n/a (libglib-2.0.so.0)
#5 0x00007f1bf926008c start_thread (libpthread.so.0)
#6 0x00007f1bf032ae7f __clone (libc.so.6)
-- Subject: Process 13280 (chromium) dumped core
-- Defined-By: systemd

Crashed report ID: no

How much crashed? Just one tab

Is it a problem with a plugin? N/A 

Did this work before? N/A 

Chrome version:  66.0.3359.117-1  Channel: stable
OS Version: 4.15.15-1-ARCH
Flash Version: