Filed by: ccozmuta [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=367520832&repo=autoland
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/IWmiK1SwTdSHcJEItw-suQ/runs/0/artifacts/public/logs/live_backing.log

[task 2022-02-11T07:50:32.022Z] 07:50:32     INFO - TEST-START | /websockets/basic-auth.any.serviceworker.html?wpt_flags=h2
[task 2022-02-11T07:50:33.065Z] 07:50:33     INFO - IOError on command, setting status to CRASH
[task 2022-02-11T07:50:33.514Z] 07:50:33     INFO - mozcrash Copy/paste: /builds/worker/fetches/minidump_stackwalk/minidump_stackwalk --symbols-url=https://symbols.mozilla.org/ --human /tmp/tmpd9dem8zp/30440a5f-bebf-cfcf-0cd5-b831eb25b54d.dmp /builds/worker/workspace/build/symbols
[task 2022-02-11T07:50:37.383Z] 07:50:37     INFO - mozcrash Saved minidump as /builds/worker/workspace/build/blobber_upload_dir/30440a5f-bebf-cfcf-0cd5-b831eb25b54d.dmp
[task 2022-02-11T07:50:37.384Z] 07:50:37     INFO - mozcrash Saved app info as /builds/worker/workspace/build/blobber_upload_dir/30440a5f-bebf-cfcf-0cd5-b831eb25b54d.extra
[task 2022-02-11T07:50:37.559Z] 07:50:37     INFO - PROCESS-CRASH | /websockets/basic-auth.any.serviceworker.html?wpt_flags=h2 | application crashed [@ mozilla::net::Http2Session::TakeHttpConnection()]
[task 2022-02-11T07:50:37.559Z] 07:50:37     INFO - Mozilla crash reason: MOZ_ASSERT(false) (TakeHttpConnection of Http2Session)
[task 2022-02-11T07:50:37.559Z] 07:50:37     INFO - Crash dump filename: /tmp/tmpd9dem8zp/30440a5f-bebf-cfcf-0cd5-b831eb25b54d.dmp
[task 2022-02-11T07:50:37.559Z] 07:50:37     INFO - Operating system: Android
[task 2022-02-11T07:50:37.559Z] 07:50:37     INFO -                   0.0.0 Linux 3.10.0+ #260 SMP PREEMPT Fri May 19 12:48:14 PDT 2017 x86_64
[task 2022-02-11T07:50:37.559Z] 07:50:37     INFO - CPU: amd64
[task 2022-02-11T07:50:37.559Z] 07:50:37     INFO -      family 6 model 6 stepping 3
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO -      4 CPUs
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO - 
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO - Crash reason:  SIGSEGV / SEGV_MAPERR
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO - Crash address: 0x0
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO - Process uptime: not available
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO - 
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO - Thread 16  (crashed)
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO -  0  libxul.so!mozilla::net::Http2Session::TakeHttpConnection() [Http2Session.cpp:bf1bde7685335be459cbc9c0c2930a27c7eba4f0 : 4345 + 0x29]
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO -     rax = 0x000074d807be0194   rdx = 0x0000000000000004
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO -     rcx = 0x000074d80baffd10   rbx = 0x000074d7f4e33e20
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO -     rsi = 0x000074d81dc6db20   rdi = 0x000000000000001b
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO -     rbp = 0x000074d81dc6ec40   rsp = 0x000074d81dc6ec40
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO -      r8 = 0x000000000000ffff    r9 = 0x0000000000000000
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO -     r10 = 0x000074d8263773d0   r11 = 0x0000000000000246
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO -     r12 = 0x000074d81d998c00   r13 = 0x000074d81dc6ec60
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO -     r14 = 0x000074d7f6e12f20   r15 = 0x000074d7f49345f0
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO -     rip = 0x000074d800df416f
[task 2022-02-11T07:50:37.560Z] 07:50:37     INFO -     Found by: given as instruction pointer in context
[task 2022-02-11T07:50:37.561Z] 07:50:37     INFO -  1  libxul.so!{virtual override thunk({offset(-16)}, mozilla::net::Http2Session::TakeHttpConnection())} + 0x8
[task 2022-02-11T07:50:37.561Z] 07:50:37     INFO -     rbp = 0x000074d81dc6ec50   rsp = 0x000074d81dc6ec50
[task 2022-02-11T07:50:37.561Z] 07:50:37     INFO -     rip = 0x000074d800df4189
[task 2022-02-11T07:50:37.561Z] 07:50:37     INFO -     Found by: previous frame's frame pointer
[task 2022-02-11T07:50:37.561Z] 07:50:37     INFO -  2  libxul.so!mozilla::net::nsHttpConnectionMgr::ProcessNewTransaction(mozilla::net::nsHttpTransaction*) [nsHttpConnectionMgr.cpp:bf1bde7685335be459cbc9c0c2930a27c7eba4f0 : 1685 + 0x1b]
[task 2022-02-11T07:50:37.561Z] 07:50:37     INFO -     rbp = 0x000074d81dc6ecb0   rsp = 0x000074d81dc6ec60
[task 2022-02-11T07:50:37.561Z] 07:50:37     INFO -     rip = 0x000074d800ec4c54
[task 2022-02-11T07:50:37.561Z] 07:50:37     INFO -     Found by: previous frame's frame pointer