UserAgent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.186 Safari/537.36

Steps to reproduce the problem:
1. Enable #enable-site-per-process
2. Open any page, even a blank one
3. Press CTRL-P

What is the expected behavior?
Print UI visible and no crash.

What went wrong?
I see print UI for a split second (controls on the left) then chromium crashed. Console output:

Received signal 11 SEGV_MAPERR 000000000008
#0 0x555b47192b2e <unknown>
#1 0x555b45384e3f <unknown>
#2 0x555b47192efe <unknown>
#3 0x7fea612bdd50 <unknown>
#4 0x555b46434ac5 <unknown>
#5 0x555b464347e3 <unknown>
#6 0x555b4929eac9 <unknown>
#7 0x555b4a31c16b <unknown>
#8 0x555b4a31d0f6 <unknown>
#9 0x555b45fd7147 <unknown>
#10 0x555b45ce898b <unknown>
#11 0x555b45ceb4a6 <unknown>
#12 0x555b45e9d3ef <unknown>
#13 0x555b478a97a4 <unknown>
#14 0x555b47193fa9 <unknown>
#15 0x555b471b3624 <unknown>
#16 0x555b471b450c <unknown>
#17 0x555b471b466a <unknown>
#18 0x555b471b5ea1 <unknown>
#19 0x555b471b5eed <unknown>
#20 0x7fea5f1d1517 g_main_context_dispatch
#21 0x7fea5f1d1780 <unknown>
#22 0x7fea5f1d182c g_main_context_iteration
#23 0x555b471b5c72 <unknown>
#24 0x555b471dc7f9 <unknown>
#25 0x555b470a6af2 <unknown>
#26 0x555b45b793f1 <unknown>
#27 0x555b45b7b0f5 <unknown>
#28 0x555b45b73bc9 <unknown>
#29 0x555b46e074c1 <unknown>
#30 0x555b46e15a06 <unknown>
#31 0x555b46e05e35 <unknown>
#32 0x555b4539f20f ChromeMain
#33 0x7fea56f5e541 __libc_start_main
#34 0x555b4539f06a _start
  r8: 0000000000000020  r9: 0000000000000000 r10: 0000555b4f8baf38 r11: 0000555b50bf2660
 r12: 00007ffc637ec028 r13: 00007ffc637ec030 r14: 0000000000000000 r15: 0000555b506b0b00
  di: 0000000000000000  si: 00007ffc637ec028  bp: 00007ffc637ec0f0  bx: 00007ffc637ec060
  dx: 0000555b506b0b00  ax: 0000555b50c03af0  cx: 0000000000000000  sp: 00007ffc637ec010
  ip: 0000555b46434ac5 efl: 0000000000010246 cgf: 002b000000000033 erf: 0000000000000004
 trp: 000000000000000e msk: 0000000000000000 cr2: 0000000000000008
[end of stack trace]
Calling _exit(1). Core file will not be generated.

Crashed report ID: No

How much crashed? Whole browser

Is it a problem with a plugin? No 

Did this work before? N/A 

Chrome version: 64.0.3282.186  Channel: n/a
OS Version: Gentoo stable
Flash Version: 

May or may not be related to Google Cloud print, I have both cloud and cups printers.