UserAgent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.15 Safari/537.36

Steps to reproduce the problem:
on mac mojave, install latest 69.0.3453.0 canary build, or let old 69.0.3451.0 automatically update

What is the expected behavior?
not crash

What went wrong?
it crashed
---
error report for apple
---
Process:               Google Chrome Canary [34226]
Path:                  /Applications/Google Chrome Canary.app/Contents/MacOS/Google Chrome Canary
Identifier:            com.google.Chrome.canary
Version:               ???
Code Type:             X86-64 (Native)
Parent Process:        ??? [1]
Responsible:           Google Chrome Canary [34226]
User ID:               501

Date/Time:             2018-06-08 21:45:12.307 +0800
OS Version:            Mac OS X 10.14 (18A293u)
Report Version:        12
Anonymous UUID:        5EB78E41-27E9-EDC2-B0BE-D91F1D3475F4

Sleep/Wake UUID:       4D2BB9E8-1D97-43DD-9640-831B8C6AFDEE

Time Awake Since Boot: 98000 seconds
Time Since Wake:       16000 seconds

System Integrity Protection: enabled

Crashed Thread:        0

Exception Type:        EXC_CRASH (Code Signature Invalid)
Exception Codes:       0x0000000000000000, 0x0000000000000000
Exception Note:        EXC_CORPSE_NOTIFY

Termination Reason:    Namespace CODESIGNING, Code 0x1

kernel messages:

VM Regions Near 0 (cr2):
--> 
    __TEXT                 000000010e7f9000-000000010e7fa000 [    4K] r-x/rwx SM=COW  

Thread 0 Crashed:
0   ???                           	0x0000000116a83320 _dyld_start + 0

Thread 0 crashed with X86 Thread State (64-bit):
  rax: 0x0000000000000000  rbx: 0x0000000000000000  rcx: 0x0000000000000000  rdx: 0x0000000000000000
  rdi: 0x0000000000000000  rsi: 0x0000000000000000  rbp: 0x0000000000000000  rsp: 0x00007ffee1406ba0
   r8: 0x0000000000000000   r9: 0x0000000000000000  r10: 0x0000000000000000  r11: 0x0000000000000000
  r12: 0x0000000000000000  r13: 0x0000000000000000  r14: 0x0000000000000000  r15: 0x0000000000000000
  rip: 0x0000000116a83320  rfl: 0x0000000000000200  cr2: 0x0000000000000000

Logical CPU:     0
Error Code:      0x00000000
Trap Number:     0

Binary Images:
       0x10e7f9000 -        0x10e7f9ffb +??? (0) <F0CE1367-0F54-31B6-9F94-655E12F0D6E5> (null)
       0x116a6c000 -        0x116aea39f +??? (620.3) <3E97BEC3-BC90-32AC-A762-3419CBE70241> (null)

External Modification Summary:
  Calls made by other processes targeting this process:
    task_for_pid: 0
    thread_create: 0
    thread_set_state: 0
  Calls made by this process:
    task_for_pid: 0
    thread_create: 0
    thread_set_state: 0
  Calls made by all processes on this machine:
    task_for_pid: 109477
    thread_create: 0
    thread_set_state: 0

VM Region Summary:
ReadOnly portion of Libraries: Total=688K resident=0K(0%) swapped_out_or_unallocated=688K(100%)
Writable regions: Total=8400K written=0K(0%) resident=0K(0%) swapped_out=0K(0%) unallocated=8400K(100%)

                                VIRTUAL   REGION 
REGION TYPE                        SIZE    COUNT (non-coalesced) 
===========                     =======  ======= 
STACK GUARD                       56.0M        2 
Stack                             8192K        2 
__DATA                             232K        4 
__LINKEDIT                         176K        3 
__TEXT                             512K        3 
shared memory                        8K        3 
===========                     =======  ======= 
TOTAL                             64.9M       11 

Model: MacBookAir5,1, BootROM MBA51.00F8.B00, 2 processors, Intel Core i5, 1.7 GHz, 4 GB, SMC 2.4f19
Graphics: Intel HD Graphics 4000, Intel HD Graphics 4000, Built-In
Memory Module: BANK 0/DIMM0, 2 GB, DDR3, 1600 MHz, 0x802C, 0x384B54463235363634485A2D3147364D3120
Memory Module: BANK 1/DIMM0, 2 GB, DDR3, 1600 MHz, 0x802C, 0x384B54463235363634485A2D3147364D3120
AirPort: spairport_wireless_card_type_airport_extreme (0x14E4, 0xE9), Broadcom BCM43xx 1.0 (7.21.190.30.1a6)
Bluetooth: Version 6.0.8d20, 3 services, 18 devices, 1 incoming serial ports
Network Service: Wi-Fi, AirPort, en0
Serial ATA Device: APPLE SSD TS128E, 121.33 GB
USB Device: USB 2.0 Bus
USB Device: Hub
USB Device: FaceTime HD Camera (Built-in)
USB Device: USB 2.0 Bus
USB Device: Hub
USB Device: Hub
USB Device: Apple Internal Keyboard / Trackpad
USB Device: BRCM20702 Hub
USB Device: Bluetooth USB Host Controller
USB Device: USB 3.0 Bus
USB Device: iPhone
USB Device: Razer DeathAdder Elite
Thunderbolt Bus: MacBook Air, Apple Inc., 23.4

Crashed report ID: 

How much crashed? Whole browser

Is it a problem with a plugin? No 

Did this work before? Yes 69.0.3451.0

Chrome version: 69.0.3454.0  Channel: canary
OS Version: OS X 10.14.0
Flash Version: