Bug: Intermittent [Tier 2] browser/components/sessionstore/test/browser_merge_closed_tabs.js | application crashed [@ __memmove_avx_unaligned_erms + 0x275]| after application terminated with exit code 11
Status: RESOLVED
Priority: --
Resolution: INCOMPLETE
Created: 2021-12-20 17:58:51+00:00
Resolved: 2024-10-07 12:16:56+00:00

**Filed by:** smolnar [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=361895449&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/e6y9g6UyROW14QyOfTsBVw/runs/0/artifacts/public/logs/live_backing.log

---
```
INFO - PROCESS-CRASH | browser/components/sessionstore/test/browser_merge_closed_tabs.js | application crashed [@ __memmove_avx_unaligned_erms + 0x275]
[task 2021-12-20T17:10:28.495Z] 17:10:28     INFO - Crash dump filename: /tmp/tmp3d2zirmb.mozrunner/minidumps/131dd86d-5412-3a09-a244-d101181eb74c.dmp
[task 2021-12-20T17:10:28.495Z] 17:10:28     INFO - Operating system: Linux
[task 2021-12-20T17:10:28.496Z] 17:10:28     INFO -                   0.0.0 Linux 4.4.0-1014-aws #14taskcluster1-Ubuntu SMP Tue Apr 3 10:27:00 UTC 2018 x86_64
[task 2021-12-20T17:10:28.496Z] 17:10:28     INFO - CPU: amd64
[task 2021-12-20T17:10:28.497Z] 17:10:28     INFO -      family 6 model 85 stepping 7
[task 2021-12-20T17:10:28.497Z] 17:10:28     INFO -      2 CPUs
[task 2021-12-20T17:10:28.497Z] 17:10:28     INFO - Linux Ubuntu 18.04 - bionic (Ubuntu 18.04.6 LTS)
[task 2021-12-20T17:10:28.498Z] 17:10:28     INFO - 
[task 2021-12-20T17:10:28.498Z] 17:10:28     INFO - Crash reason:  SIGSEGV / SEGV_MAPERR
[task 2021-12-20T17:10:28.498Z] 17:10:28     INFO - Crash address: 0x7f9d3e1ed3e0
[task 2021-12-20T17:10:28.498Z] 17:10:28     INFO - Process uptime: not available
[task 2021-12-20T17:10:28.498Z] 17:10:28     INFO - 
[task 2021-12-20T17:10:28.498Z] 17:10:28     INFO - Thread 80  (crashed)
[task 2021-12-20T17:10:28.498Z] 17:10:28     INFO -  0  libc.so.6!__memmove_avx_unaligned_erms + 0x275
[task 2021-12-20T17:10:28.498Z] 17:10:28     INFO -     rax = 0x00007f9d3e1ed000   rdx = 0x0000000000000380
[task 2021-12-20T17:10:28.498Z] 17:10:28     INFO -     rcx = 0x00007f9d32b00360   rbx = 0x0000000000000000
[task 2021-12-20T17:10:28.498Z] 17:10:28     INFO -     rsi = 0x00007f9d32b00000   rdi = 0x00007f9d3e1ed000
[task 2021-12-20T17:10:28.498Z] 17:10:28     INFO -     rbp = 0x00007f9d6381dcb0   rsp = 0x00007f9d6381dc18
[task 2021-12-20T17:10:28.498Z] 17:10:28     INFO -      r8 = 0x0000000000000000    r9 = 0x00007f9d3e1ed3e0
[task 2021-12-20T17:10:28.498Z] 17:10:28     INFO -     r10 = 0x0000000000000004   r11 = 0x00007f9d3e1ed3e0
[task 2021-12-20T17:10:28.498Z] 17:10:28     INFO -     r12 = 0x0000000000000400   r13 = 0x0000000000000200
[task 2021-12-20T17:10:28.498Z] 17:10:28     INFO -     r14 = 0x0000000000000100   r15 = 0x00007f9d32b00000
[task 2021-12-20T17:10:28.498Z] 17:10:28     INFO -     rip = 0x00007f9d899c5fb5
[task 2021-12-20T17:10:28.498Z] 17:10:28     INFO -     Found by: given as instruction pointer in context
[task 2021-12-20T17:10:28.499Z] 17:10:28     INFO -  1  libxul.so!void scale_blit<false>(Texture&, IntRect const&, Texture&, IntRect const&, bool, IntRect const&) [composite.h:4ffcd8b86087a5cc4d32f13e4c9a783a2391e10e : 161 + 0x11]
[task 2021-12-20T17:10:28.499Z] 17:10:28     INFO -     rbx = 0x0000000000000000   rbp = 0x00007f9d6381dcb0
[task 2021-12-20T17:10:28.499Z] 17:10:28     INFO -     rsp = 0x00007f9d6381dc20   r12 = 0x0000000000000400
[task 2021-12-20T17:10:28.499Z] 17:10:28     INFO -     r13 = 0x0000000000000200   r14 = 0x0000000000000100
[task 2021-12-20T17:10:28.500Z] 17:10:28     INFO -     r15 = 0x00007f9d32b00000   rip = 0x00007f9d7f48f9bc
[task 2021-12-20T17:10:28.500Z] 17:10:28     INFO -     Found by: call frame info
[task 2021-12-20T17:10:28.500Z] 17:10:28     INFO -  2  libxul.so!Composite [composite.h:4ffcd8b86087a5cc4d32f13e4c9a783a2391e10e : 442 + 0x22]
[task 2021-12-20T17:10:28.500Z] 17:10:28     INFO -     rbx = 0x0000000000000100   rbp = 0x00007f9d6381dd20
[task 2021-12-20T17:10:28.500Z] 17:10:28     INFO -     rsp = 0x00007f9d6381dcc0   r12 = 0x0000000000000000
[task 2021-12-20T17:10:28.501Z] 17:10:28     INFO -     r13 = 0x0000000000000200   r14 = 0x0000000000000000
[task 2021-12-20T17:10:28.501Z] 17:10:28     INFO -     r15 = 0x0000000000000100   rip = 0x00007f9d7f48fde0
[task 2021-12-20T17:10:28.501Z] 17:10:28     INFO -     Found by: call frame info
INFO -  3  libxul.so!webrender::compositor::sw_compositor::SwCompositeThread::process_job [sw_compositor.rs:4ffcd8b86087a5cc4d32f13e4c9a783a2391e10e : 514 + 0x86]
[task 2021-12-20T17:10:28.502Z] 17:10:28     INFO -     rbx = 0x00007f9d48fac3b0   rbp = 0x00007f9d6381de10
[task 2021-12-20T17:10:28.502Z] 17:10:28     INFO -     rsp = 0x00007f9d6381dd30   r12 = 0x0000000000000400
[task 2021-12-20T17:10:28.502Z] 17:10:28     INFO -     r13 = 0x0000000000000100   r14 = 0x0000000000002601
[task 2021-12-20T17:10:28.503Z] 17:10:28     INFO -     r15 = 0x00007f9d4d627a10   rip = 0x00007f9d7efabee2
[task 2021-12-20T17:10:28.503Z] 17:10:28     INFO -     Found by: call frame info
[task 2021-12-20T17:10:28.503Z] 17:10:28     INFO -  4  libxul.so!std::sys_common::backtrace::__rust_begin_short_backtrace [backtrace.rs:f1edd0429582dd29cccacaf50fd134b05593bd9c : 123 + 0x51]
[task 2021-12-20T17:10:28.504Z] 17:10:28     INFO -     rbx = 0x00007f9d4d627a10   rbp = 0x00007f9d6381de50
[task 2021-12-20T17:10:28.504Z] 17:10:28     INFO -     rsp = 0x00007f9d6381de20   r12 = 0x00007f9d6381df80
[task 2021-12-20T17:10:28.504Z] 17:10:28     INFO -     r13 = 0x0000000000000000   r14 = 0x00007f9d4d627a00
[task 2021-12-20T17:10:28.505Z] 17:10:28     INFO -     r15 = 0x00007f9d42639d30   rip = 0x00007f9d7efab93d
[task 2021-12-20T17:10:28.505Z] 17:10:28     INFO -     Found by: call frame info
[task 2021-12-20T17:10:28.505Z] 17:10:28     INFO -  5  libxul.so!core::ops::function::FnOnce::call_once{{vtable.shim}} [function.rs:f1edd0429582dd29cccacaf50fd134b05593bd9c : 227 + 0xc5]
[task 2021-12-20T17:10:28.505Z] 17:10:28     INFO -     rbx = 0x00007f9d7fbc47f8   rbp = 0x00007f9d6381de90
[task 2021-12-20T17:10:28.506Z] 17:10:28     INFO -     rsp = 0x00007f9d6381de60   r12 = 0x00007f9d6381df80
[task 2021-12-20T17:10:28.506Z] 17:10:28     INFO -     r13 = 0x0000000000000000   r14 = 0x00007f9d6381de60
[task 2021-12-20T17:10:28.506Z] 17:10:28     INFO -     r15 = 0x00007f9d42639d30   rip = 0x00007f9d7efab836
[task 2021-12-20T17:10:28.506Z] 17:10:28     INFO -     Found by: call frame info
[task 2021-12-20T17:10:28.506Z] 17:10:28     INFO -  6  libxul.so!std::sys::unix::thread::Thread::new::thread_start [thread.rs:f1edd0429582dd29cccacaf50fd134b05593bd9c : 106 + 0xc]
[task 2021-12-20T17:10:28.507Z] 17:10:28     INFO -     rbx = 0x00007f9d7fbc47f8   rbp = 0x0000000000000000
[task 2021-12-20T17:10:28.507Z] 17:10:28     INFO -     rsp = 0x00007f9d6381dea0   r12 = 0x00007f9d6381df80
[task 2021-12-20T17:10:28.507Z] 17:10:28     INFO -     r13 = 0x0000000000000000   r14 = 0x00007f9d42639d30
[task 2021-12-20T17:10:28.507Z] 17:10:28     INFO -     r15 = 0x00007f9d4a534690   rip = 0x00007f9d7ec4ec25
[task 2021-12-20T17:10:28.507Z] 17:10:28     INFO -     Found by: call frame info
[task 2021-12-20T17:10:28.512Z] 17:10:28     INFO -  7  libpthread.so.0!start_thread [pthread_create.c : 463 + 0xc]
<...>
```