Bug: Intermittent ==5466==ERROR: AddressSanitizer failed to allocate 0x1000 (4096) bytes of Allocate (error code: 12) during browser_searchMode_sessionStore.js
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2021-12-01 14:24:54+00:00
Resolved: 2022-01-11 17:12:14+00:00

**Filed by:** smolnar [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=359830190&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/dXS_STleRVSRqv2wNXJ22Q/runs/0/artifacts/public/logs/live_backing.log

---
```
INFO - GECKO(1579) | ==4269==FATAL: Internal error: AddressSanitizer's allocator exhausted the free list space for size class 12 (192 bytes).
[task 2021-12-01T13:52:03.655Z] 13:52:03    ERROR - GECKO(1579) | ==5466==ERROR: AddressSanitizer failed to allocate 0x1000 (4096) bytes of Allocate (error code: 12)
[task 2021-12-01T13:52:03.655Z] 13:52:03     INFO - GECKO(1579) | ERROR: Failed to mmap
[task 2021-12-01T13:52:03.655Z] 13:52:03     INFO - GECKO(1579) | ERROR: Failed to mmap
[task 2021-12-01T13:52:03.820Z] 13:52:03     INFO - GECKO(1579) | -----------------------------------------------------
[task 2021-12-01T13:52:03.825Z] 13:52:03     INFO - GECKO(1579) | Suppressions used:
[task 2021-12-01T13:52:03.826Z] 13:52:03     INFO - GECKO(1579) |   count      bytes template
[task 2021-12-01T13:52:03.827Z] 13:52:03     INFO - GECKO(1579) |      13        416 nsComponentManagerImpl
[task 2021-12-01T13:52:03.827Z] 13:52:03     INFO - GECKO(1579) |       2        288 libfontconfig.so
[task 2021-12-01T13:52:03.828Z] 13:52:03     INFO - GECKO(1579) | -----------------------------------------------------
[task 2021-12-01T13:52:04.336Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A0068,name=PContent::Msg_RefreshScreens) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.340Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A004F,name=PContent::Msg_SetXPCOMProcessAttributes) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.340Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A003E,name=PContent::Msg_UpdateSharedData) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.351Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A001E,name=PContent::Msg_RegisterChrome) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.351Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A003D,name=PContent::Msg_RegisterStringBundles) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.352Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A0049,name=PContent::Msg_AppInfo) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.353Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A004A,name=PContent::Msg_RemoteType) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.354Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A001C,name=PContent::Msg_PScriptCacheConstructor) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.355Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A005A,name=PContent::Msg_LoadProcessScript) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.356Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A005A,name=PContent::Msg_LoadProcessScript) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.357Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A005A,name=PContent::Msg_LoadProcessScript) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.358Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A000F,name=PContent::Msg_InitRendering) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.371Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A0067,name=PContent::Msg_SetPermissionsWithKey) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.378Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A004C,name=PContent::Msg_InitJSActorInfos) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.380Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A006E,name=PContent::Msg_SetInputEventQueueEnabled) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.380Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A0071,name=PContent::Msg_SuspendInputEventQueue) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.381Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A006F,name=PContent::Msg_FlushInputEventQueue) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.381Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A0070,name=PContent::Msg_ResumeInputEventQueue) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.383Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A000D,name=PContent::Msg_InitProcessHangMonitor) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.406Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A000E,name=PContent::Msg_InitProfiler) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.417Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A0063,name=PContent::Msg_GMPsChanged) Channel error: cannot send/recv
[task 2021-12-01T13:52:04.420Z] 13:52:04     INFO - GECKO(1579) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A008F,name=PContent::Msg_InitNextGenLocalStorageEnabled) Channel error: cannot send/recv
[task 2021-12-01T13:52:08.369Z] 13:52:08     INFO - GECKO(1579) | ###!!! [Parent][RunMessage] Error: Channel closing: too late to send/recv, messages will be lost
[task 2021-12-01T13:52:11.224Z] 13:52:11     INFO - GECKO(1579) | -----------------------------------------------------
[task 2021-12-01T13:52:11.226Z] 13:52:11     INFO - GECKO(1579) | Suppressions used:
<...>
```