Top flaky test: tst_printing::interruptPrinting

Test case: tst_printing::interruptPrinting has failed 2 times and was flaky 5 times last week.

The test has blocked around 2 Gerrit changes past week

Coin log excerpt from failed run:
agent:2024/08/02 15:52:05 build.go:404: 43: QFATAL : tst_Printing::interruptPrinting() ASSERT: "mapIt != m_printCallbacks.end()" in file /home/qt/work/qt/qtwebengine/src/core/web_contents_adapter.cpp, line 1392
agent:2024/08/02 15:52:05 build.go:404: 43: FAIL! : tst_Printing::interruptPrinting() Received a fatal error.
agent:2024/08/02 15:52:05 build.go:404: 43: Loc: [/home/qt/work/qt/qtwebengine/src/core/web_contents_adapter.cpp(1392)]
agent:2024/08/02 15:52:05 build.go:404: 43: Totals: 4 passed, 2 failed, 0 skipped, 0 blacklisted, 32067ms
agent:2024/08/02 15:52:05 build.go:404: 43: ********* Finished testing of tst_Printing *********
agent:2024/08/02 15:52:05 build.go:404: 43: Received signal 6
agent:2024/08/02 15:52:05 build.go:404: 43: #0 0x7fde48299575 base::debug::CollectStackTrace()
agent:2024/08/02 15:52:05 build.go:404: 43: #1 0x7fde48254ef5 base::debug::StackTrace::StackTrace()
agent:2024/08/02 15:52:05 build.go:404: 43: #2 0x7fde48254ea8 base::debug::StackTrace::StackTrace()
agent:2024/08/02 15:52:05 build.go:404: 43: #3 0x7fde48297f12 base::debug::(anonymous namespace)::StackDumpSignalHandler()
agent:2024/08/02 15:52:05 build.go:404: 43: #4 0x7fde37d8d520 (/usr/lib/x86_64-linux-gnu/libc.so.6+0x4251f)
agent:2024/08/02 15:52:05 build.go:404: 43: #5 0x7fde37de19fc pthread_kill
...

Full log at : coin log
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Information about the Qt test system: qt test execution information