Guado running R61-9765.86.0.

What steps will reproduce the problem?
(1)join meeting
(2)mute/unmute camera and microphone
(3)change volume
Repear 1-3

What is the expected result?
No crash

What happens instead?
chrome crash


For graphics-related bugs, please copy/paste the contents of the about:gpu
page at the end of this report.
=================================

Guado log
---------
2017-10-27T08:06:22.418875-07:00 INFO kernel: [234412.015836] Watchdog[19837]: segfault at 0 ip 00000ff3af597e97 sp 0000706ee86b1860 error 6 in chrome[ff3abb41000+7f2b000]
2017-10-27T08:06:22.431140-07:00 WARNING crash_reporter[607]: [user] Received crash notification for chrome[19831] sig 11, user 1000 (developer build - not testing - always dumping)
2017-10-27T08:06:22.433905-07:00 INFO crash_reporter[607]: State of crashed process [19831]: D (disk sleep)
2017-10-27T08:06:22.436660-07:00 WARNING crash_reporter[609]: Received crash notification for chrome[19831] user 1000 (called directly)
2017-10-27T08:06:22.438218-07:00 ERR crash_reporter[616]: Could not create /var/spool/crash/chrome.20171027.080622.19831.chrome.txt: Permission denied
2017-10-27T08:06:22.438380-07:00 INFO crash_reporter[609]: Log command "  for f in $(ls -1rt /var/log/chrome/chrome_[0-9]* | tail -2)     $(ls -1rt /home/chronos/u-*/log/chrome_[0-9]* 2>/dev/null | tail -2); do     echo "===$f (tail)===";     tail -20 $f;     echo EOF;     echo;   done;   echo "===session_manager (tail)===";   awk '$3 ~ "^session_manager\[" { print }' /var/log/messages | tail -20;   echo "===dma-buf-mmap debug===";   grep -C 5 'dma-buf-mmap:' /var/log/messages | tail -200;   echo EOF" exited with 127
2017-10-27T08:06:22.479773-07:00 ERR crash_reporter[609]: Could not write file /var/spool/crash/chrome.20171027.080622.19831.i915_error_state.log.xz Written: -1 Len: 84
2017-10-27T08:06:22.480100-07:00 ERR crash_reporter[609]: Unable to write /var/spool/crash/chrome.20171027.080622.19831.meta
2017-10-27T08:06:25.671821-07:00 INFO crash_reporter[607]: Stored minidump to /var/spool/crash/chrome.20171027.080622.19831.dmp
2017-10-27T08:06:25.672089-07:00 INFO crash_reporter[607]: Leaving core file at /var/spool/crash/chrome.20171027.080622.19831.core due to developer image
2017-10-27T08:06:28.748101-07:00 INFO kernel: [234418.350029] [drm] DP Port2 lanes not reversed
2017-10-27T08:06:29.170872-07:00 INFO kernel: [234418.774120] [drm] write mode info 153
2017-10-27T08:06:29.170885-07:00 INFO kernel: [234418.774131] [drm] write mode info 153
2017-10-27T08:06:29.695514-07:00 INFO kernel: [234419.297453] [drm] write mode info 153
localhost crash # cat /etc/lsb-release 
CHROMEOS_RELEASE_APPID={8AA6D9AC-6EBC-4288-A615-171F56F66B4E}
CHROMEOS_BOARD_APPID={8AA6D9AC-6EBC-4288-A615-171F56F66B4E}
CHROMEOS_CANARY_APPID={90F229CE-83E2-4FAF-8479-E368A34938B1}
DEVICETYPE=CHROMEBOX
CHROMEOS_RELEASE_BUILDER_PATH=guado-release/R61-9765.86.0


testlog
======
10:00:58 INFO | autoserv| Number of process crashing detected: 0
10:00:58 INFO | autoserv| **********************************************************************
10:00:58 INFO | autoserv| 
10:00:58 INFO | autoserv| 
10:00:58 INFO | autoserv| 100.107.146.14: Start Test: 5, meets: 5, muted/unmuted/volume change from Hotrod: 26
10:00:58 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:01:00 INFO | autoserv| check device 18d1:8001
10:01:02 INFO | autoserv| 100.107.146.14: meet uqt-gegm-cyj joined
10:01:02 INFO | autoserv| Checking devices after joining meeting
10:01:02 INFO | autoserv| Checking speaker
10:01:02 INFO | autoserv| Hotrod volume is 60 for Bluestreak 100.107.146.14
10:01:02 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 60, cras: 60
10:01:02 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:01:03 INFO | autoserv| check device 18d1:8001
10:01:32 INFO | autoserv| Checking periphreal devices during meeting
10:01:33 INFO | autoserv| Hotrod volume is 60 for Bluestreak 100.107.146.14
10:01:33 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 60, cras: 60
10:01:35 INFO | autoserv| Great news, no error found in log
10:01:35 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:01:37 INFO | autoserv| check device 18d1:8001
10:01:37 INFO | autoserv| Start to mute microphone for Bluestreak 100.107.146.14
10:01:39 INFO | autoserv| Start to change volume for Bluestreak 100.107.146.14
10:01:42 INFO | autoserv| Checking periphreal devices during meeting
10:01:43 INFO | autoserv| Hotrod volume is 18 for Bluestreak 100.107.146.14
10:01:43 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 18, cras: 18
10:01:45 INFO | autoserv| Great news, no error found in log
10:02:07 INFO | autoserv| Checking periphreal devices during meeting
10:02:07 INFO | autoserv| Hotrod volume is 18 for Bluestreak 100.107.146.14
10:02:07 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 18, cras: 18
10:02:09 INFO | autoserv| Great news, no error found in log
10:02:09 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:02:11 INFO | autoserv| check device 18d1:8001
10:02:11 INFO | autoserv| Start to unmute microphone for Bluestreak 100.107.146.14
10:02:13 INFO | autoserv| Start to change volume for Bluestreak 100.107.146.14
10:02:16 INFO | autoserv| Checking periphreal devices during meeting
10:02:16 INFO | autoserv| Hotrod volume is 65 for Bluestreak 100.107.146.14
10:02:16 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 65, cras: 65
10:02:18 INFO | autoserv| Great news, no error found in log
10:02:40 INFO | autoserv| Checking periphreal devices during meeting
10:02:41 INFO | autoserv| Hotrod volume is 65 for Bluestreak 100.107.146.14
10:02:41 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 65, cras: 65
10:02:43 INFO | autoserv| Great news, no error found in log
10:02:43 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:02:45 INFO | autoserv| check device 18d1:8001
10:02:45 INFO | autoserv| Start to mute microphone for Bluestreak 100.107.146.14
10:02:47 INFO | autoserv| Start to change volume for Bluestreak 100.107.146.14
10:02:50 INFO | autoserv| Checking periphreal devices during meeting
10:02:50 INFO | autoserv| Hotrod volume is 92 for Bluestreak 100.107.146.14
10:02:50 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 92, cras: 92
10:02:52 INFO | autoserv| Great news, no error found in log
10:03:10 INFO | autoserv| Checking periphreal devices during meeting
10:03:11 INFO | autoserv| Hotrod volume is 92 for Bluestreak 100.107.146.14
10:03:11 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 92, cras: 92
10:03:13 INFO | autoserv| Great news, no error found in log
10:03:13 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:03:15 INFO | autoserv| check device 18d1:8001
10:03:15 INFO | autoserv| Start to unmute microphone for Bluestreak 100.107.146.14
10:03:17 INFO | autoserv| Start to change volume for Bluestreak 100.107.146.14
10:03:20 INFO | autoserv| Checking periphreal devices during meeting
10:03:21 INFO | autoserv| Hotrod volume is 73 for Bluestreak 100.107.146.14
10:03:21 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 73, cras: 73
10:03:23 INFO | autoserv| Great news, no error found in log
10:03:52 INFO | autoserv| Checking periphreal devices during meeting
10:03:52 INFO | autoserv| Hotrod volume is 73 for Bluestreak 100.107.146.14
10:03:53 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 73, cras: 73
10:03:54 INFO | autoserv| Great news, no error found in log
10:03:54 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:03:56 INFO | autoserv| check device 18d1:8001
10:03:56 INFO | autoserv| Start to mute microphone for Bluestreak 100.107.146.14
10:03:59 INFO | autoserv| Start to change volume for Bluestreak 100.107.146.14
10:04:01 INFO | autoserv| Checking periphreal devices during meeting
10:04:02 INFO | autoserv| Hotrod volume is 33 for Bluestreak 100.107.146.14
10:04:02 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 33, cras: 33
10:04:04 INFO | autoserv| Great news, no error found in log
10:04:28 INFO | autoserv| Checking periphreal devices during meeting
10:04:28 INFO | autoserv| Hotrod volume is 33 for Bluestreak 100.107.146.14
10:04:28 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 33, cras: 33
10:04:30 INFO | autoserv| Great news, no error found in log
10:04:30 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:04:32 INFO | autoserv| check device 18d1:8001
10:04:32 INFO | autoserv| Start to unmute microphone for Bluestreak 100.107.146.14
10:04:35 INFO | autoserv| Start to change volume for Bluestreak 100.107.146.14
10:04:37 INFO | autoserv| Checking periphreal devices during meeting
10:04:38 INFO | autoserv| Hotrod volume is 8 for Bluestreak 100.107.146.14
10:04:38 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 8, cras: 8
10:04:39 INFO | autoserv| Great news, no error found in log
10:04:58 INFO | autoserv| Checking periphreal devices during meeting
10:04:58 INFO | autoserv| Hotrod volume is 8 for Bluestreak 100.107.146.14
10:04:58 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 8, cras: 8
10:05:00 INFO | autoserv| Great news, no error found in log
10:05:00 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:05:02 INFO | autoserv| check device 18d1:8001
10:05:02 INFO | autoserv| Start to mute microphone for Bluestreak 100.107.146.14
10:05:05 INFO | autoserv| Start to change volume for Bluestreak 100.107.146.14
10:05:07 INFO | autoserv| Checking periphreal devices during meeting
10:05:08 INFO | autoserv| Hotrod volume is 41 for Bluestreak 100.107.146.14
10:05:08 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 41, cras: 41
10:05:10 INFO | autoserv| Great news, no error found in log
10:05:31 INFO | autoserv| Checking periphreal devices during meeting
10:05:31 INFO | autoserv| Hotrod volume is 41 for Bluestreak 100.107.146.14
10:05:32 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 41, cras: 41
10:05:33 INFO | autoserv| Great news, no error found in log
10:05:33 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:05:35 INFO | autoserv| check device 18d1:8001
10:05:35 INFO | autoserv| Start to unmute microphone for Bluestreak 100.107.146.14
10:05:37 INFO | autoserv| Start to change volume for Bluestreak 100.107.146.14
10:05:39 INFO | autoserv| Checking periphreal devices during meeting
10:05:40 INFO | autoserv| Hotrod volume is 63 for Bluestreak 100.107.146.14
10:05:40 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 63, cras: 63
10:05:42 INFO | autoserv| Great news, no error found in log
10:06:11 INFO | autoserv| Checking periphreal devices during meeting
10:06:31 INFO | autoserv| Hotrod volume is 63 for Bluestreak 100.107.146.14
10:06:31 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 63, cras: 63
10:06:33 INFO | autoserv| Great news, no error found in log
10:06:33 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:06:35 INFO | autoserv| check device 18d1:8001
10:06:35 INFO | autoserv| Start to mute microphone for Bluestreak 100.107.146.14

10:06:37 INFO | autoserv| Start to change volume for Bluestreak 100.107.146.14
10:06:39 INFO | autoserv| Checking periphreal devices during meeting
10:06:39 INFO | autoserv| Hotrod volume is 63 for Bluestreak 100.107.146.14
10:06:40 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 63, cras: 63
10:06:41 INFO | autoserv| Great news, no error found in log
10:07:07 INFO | autoserv| Checking periphreal devices during meeting
10:07:08 INFO | autoserv| Hotrod volume is 63 for Bluestreak 100.107.146.14
10:07:08 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 63, cras: 63
10:07:10 INFO | autoserv| Great news, no error found in log
10:07:10 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:07:11 INFO | autoserv| check device 18d1:8001
10:07:11 INFO | autoserv| Start to unmute microphone for Bluestreak 100.107.146.14
10:07:13 INFO | autoserv| Start to change volume for Bluestreak 100.107.146.14
10:07:16 INFO | autoserv| Checking periphreal devices during meeting
10:07:16 INFO | autoserv| Hotrod volume is 66 for Bluestreak 100.107.146.14
10:07:16 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 66, cras: 66
10:07:18 INFO | autoserv| Great news, no error found in log
10:07:45 INFO | autoserv| Checking periphreal devices during meeting
10:07:46 INFO | autoserv| Hotrod volume is 66 for Bluestreak 100.107.146.14
10:07:46 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 66, cras: 66
10:07:48 INFO | autoserv| Great news, no error found in log
10:07:48 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:07:49 INFO | autoserv| check device 18d1:8001
10:07:49 INFO | autoserv| Start to mute microphone for Bluestreak 100.107.146.14
10:07:51 INFO | autoserv| Start to change volume for Bluestreak 100.107.146.14
10:07:53 INFO | autoserv| Checking periphreal devices during meeting
10:07:54 INFO | autoserv| Hotrod volume is 92 for Bluestreak 100.107.146.14
10:07:54 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 92, cras: 92
10:07:56 INFO | autoserv| Great news, no error found in log
10:08:21 INFO | autoserv| Checking periphreal devices during meeting
10:08:22 INFO | autoserv| Hotrod volume is 92 for Bluestreak 100.107.146.14
10:08:22 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 92, cras: 92
10:08:24 INFO | autoserv| Great news, no error found in log
10:08:24 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:08:25 INFO | autoserv| check device 18d1:8001
10:08:25 INFO | autoserv| Start to unmute microphone for Bluestreak 100.107.146.14
10:08:27 INFO | autoserv| Start to change volume for Bluestreak 100.107.146.14
10:08:30 INFO | autoserv| Checking periphreal devices during meeting
10:08:30 INFO | autoserv| Hotrod volume is 56 for Bluestreak 100.107.146.14
10:08:30 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 56, cras: 56
10:08:32 INFO | autoserv| Great news, no error found in log
10:08:54 INFO | autoserv| Checking periphreal devices during meeting
10:08:55 INFO | autoserv| Hotrod volume is 56 for Bluestreak 100.107.146.14
10:08:55 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 56, cras: 56
10:08:57 INFO | autoserv| Great news, no error found in log
10:08:57 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:08:59 INFO | autoserv| check device 18d1:8001
10:08:59 INFO | autoserv| Start to mute microphone for Bluestreak 100.107.146.14
10:09:01 INFO | autoserv| Start to change volume for Bluestreak 100.107.146.14
10:09:03 INFO | autoserv| Checking periphreal devices during meeting
10:09:05 INFO | autoserv| Hotrod volume is 8 for Bluestreak 100.107.146.14
10:09:05 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 8, cras: 8
10:09:07 INFO | autoserv| Great news, no error found in log
10:09:22 INFO | autoserv| Checking periphreal devices during meeting
10:09:22 INFO | autoserv| Hotrod volume is 8 for Bluestreak 100.107.146.14
10:09:22 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 8, cras: 8
10:09:24 INFO | autoserv| Great news, no error found in log
10:09:24 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:09:26 INFO | autoserv| check device 18d1:8001
10:09:26 INFO | autoserv| Start to unmute microphone for Bluestreak 100.107.146.14
10:09:28 INFO | autoserv| Start to change volume for Bluestreak 100.107.146.14
10:09:31 INFO | autoserv| Checking periphreal devices during meeting
10:09:31 INFO | autoserv| Hotrod volume is 60 for Bluestreak 100.107.146.14
10:09:31 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 60, cras: 60
10:09:33 INFO | autoserv| Great news, no error found in log
10:09:51 INFO | autoserv| Checking periphreal devices during meeting
10:09:52 INFO | autoserv| Hotrod volume is 60 for Bluestreak 100.107.146.14
10:09:52 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 60, cras: 60
10:09:54 INFO | autoserv| Great news, no error found in log
10:09:54 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:09:55 INFO | autoserv| check device 18d1:8001
10:09:55 INFO | autoserv| Start to mute microphone for Bluestreak 100.107.146.14
10:09:57 INFO | autoserv| Start to change volume for Bluestreak 100.107.146.14
10:09:59 INFO | autoserv| Checking periphreal devices during meeting
10:10:00 INFO | autoserv| Hotrod volume is 23 for Bluestreak 100.107.146.14
10:10:00 INFO | autoserv| Volume in BlueStreak and cras are sync for node 19? cfm: 23, cras: 23
10:10:02 INFO | autoserv| Great news, no error found in log
10:10:24 INFO | autoserv| Great news, no error found in log
10:10:26 INFO | autoserv| 100.107.146.14: meet uqt-gegm-cyj ended
10:10:26 INFO | autoserv| Start gpio test
10:10:30 INFO | autoserv| 100.107.146.14: meet uqt-gegm-cyj joined
10:11:26 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:11:27 INFO | autoserv| check device 18d1:8001
10:11:29 INFO | autoserv| Great news, no error found in log
10:12:01 INFO | autoserv| Great news, no error found in log
10:12:04 INFO | autoserv| 100.107.146.14: meet uqt-gegm-cyj ended
10:12:28 INFO | autoserv| Checking usb devices in usb kernel: ['18d1:8001']
10:12:29 INFO | autoserv| check device 18d1:8001
10:12:29 INFO | autoserv| >>>> Test result for test 100.107.146.14 on 5: PASS!!!
10:12:29 INFO | autoserv| Bluestreak 100.107.146.14 joins/leaves meeting uqt-gegm-cyj, duration 564 sec total duration: 23 min.
10:12:29 INFO | autoserv| ===>Guado: 100.107.146.14, device: Hangouts Meet speakermic.
10:12:29 INFO | autoserv| 
10:12:29 INFO | autoserv| 
10:12:29 INFO | autoserv| ********************Test Summary****************************************
10:12:29 INFO | autoserv| Number of tests: 5
10:12:29 INFO | autoserv| Number of times peripherals checked in USB kernel stack: 62
10:12:29 INFO | autoserv| Number of times speaker failed to be enumerated: 0
10:12:29 INFO | autoserv| Number of times speaker failed to initialize interface: 0
10:12:29 INFO | autoserv| Number of times speaker checked: 85
10:12:29 INFO | autoserv| 
10:12:29 INFO | autoserv| >>>>> Total Meetings/Duration: 5, 23 min
10:12:29 INFO | autoserv| Total mute/unmute camera/mic and changing volume: 41
10:12:29 INFO | autoserv| Number of failure for preferred speaker setting failure: 0
10:12:29 INFO | autoserv| Number of failure for preferred mic setting failure: 0
10:12:29 INFO | autoserv| Number of failure for muting mic: 0
10:12:29 INFO | autoserv| Number of failure for audio streaming failure when mic is muted: 0
10:12:29 INFO | autoserv| Number of failure for unmuting mic: 0
10:12:29 INFO | autoserv| Number of failure for audio streaming failure when mic is unmuted: 0
10:12:29 INFO | autoserv| Number of failure for setting volume failure: 0
10:12:29 INFO | autoserv| Number of times speaker checked: 85
10:12:29 INFO | autoserv| 
10:12:29 INFO | autoserv| >>>>>Total times of shutting/restoring power  for usb port using gpio : 5
10:12:29 INFO | autoserv| Number of times usb devices checked: 62
10:12:29 INFO | autoserv| 
10:12:29 INFO | autoserv| >>>>> Log file scanning report for test 5:
10:12:29 INFO | autoserv| Kernel error: 0
10:12:29 INFO | autoserv| USB Kernel error: 0
10:12:29 INFO | autoserv| USB device flap error: 0
10:12:29 INFO | autoserv| Chrome error: 0
10:12:29 INFO | autoserv| Kernel uvcvideo error: 0
10:12:29 INFO | autoserv| Kernel audio error: 0
10:12:29 INFO | autoserv| Atrus error: 0
10:12:29 INFO | autoserv| Number of process crashing detected: 0
10:12:29 INFO | autoserv| **********************************************************************
10:12:29 INFO | autoserv| 
10:12:29 INFO | autoserv| 
10:12:29 INFO | autoserv| There is process crashed on 100.107.146.14. <<<<<<<<<<
 

 

Deleted: debug-logs_20171027-082628.tgz 24.9 MB

debug-logs_20171027-082628.tgz 24.9 MB Download