Crash in __memcmp_avx2_movbe

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Component
firefox
Last affected version
0:145.0-2.fc41
Executable
/usr/lib64/firefox/firefox
Error name
SIGBUS 7
First occurrence
2026-08-07
Last occurrence
2026-08-07
Unique reports
1
Quality
-74

Statistics

Operating system Unique / Total count
Fedora 41 1 / 1
Operating system Count
Fedora 41 1
Architecture Count
x86_64 1
Related packages Count
firefox 1
 0:145.0-2.fc41 1

Packages names with count less than the total count of reports are most probably not the cause of the problem.

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Backtrace

Frame # Function Binary Source or offset Line
1
__memcmp_avx2_movbe
/lib64/libc.so.6 0x146ce5
Build id: dae6ae6929d69dca842288f5300af5a33d1bdcd7 		-
2
js::SharedImmutableScriptData::shareScriptData(js::FrontendContext*, RefPtr<js::SharedImmutableScriptData>&)
/usr/lib64/firefox/libxul.so 0x51db739
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
3
js::frontend::BytecodeEmitter::intoScriptStencil(js::frontend::TypedIndex<js::frontend::ScriptStencil>)
/usr/lib64/firefox/libxul.so 0x554e648
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
4
js::frontend::BytecodeEmitter::emitFunctionScript(js::frontend::FunctionNode*)
/usr/lib64/firefox/libxul.so 0x5568a31
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
5
js::frontend::BytecodeEmitter::emitFunction(js::frontend::FunctionNode*, bool)
/usr/lib64/firefox/libxul.so 0x555b570
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
6
js::frontend::BytecodeEmitter::emitTree(js::frontend::ParseNode*, js::frontend::ValueUsage, js::frontend::BytecodeEmitter::EmitLineNumberNote)
/usr/lib64/firefox/libxul.so 0x555cd71
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
7
js::frontend::BytecodeEmitter::emitPropertyList(js::frontend::ListNode*, js::frontend::PropertyEmitter&, js::frontend::PropListType)::{lambda()#1}::operator()() const
/usr/lib64/firefox/libxul.so 0x5563dff
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
8
js::frontend::BytecodeEmitter::emitPropertyList(js::frontend::ListNode*, js::frontend::PropertyEmitter&, js::frontend::PropListType)
/usr/lib64/firefox/libxul.so 0x55646b1
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
9
js::frontend::BytecodeEmitter::emitObject(js::frontend::ListNode*)
/usr/lib64/firefox/libxul.so 0x556496f
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
10
js::frontend::BytecodeEmitter::emitTree(js::frontend::ParseNode*, js::frontend::ValueUsage, js::frontend::BytecodeEmitter::EmitLineNumberNote)
/usr/lib64/firefox/libxul.so 0x555cf4a
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
11
js::frontend::BytecodeEmitter::emitSingleDeclaration(js::frontend::ListNode*, js::frontend::NameNode*, js::frontend::ParseNode*)
/usr/lib64/firefox/libxul.so 0x5563c6e
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
12
js::frontend::BytecodeEmitter::emitDeclarationList(js::frontend::ListNode*)
/usr/lib64/firefox/libxul.so 0x55672c1
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
13
js::frontend::BytecodeEmitter::emitTree(js::frontend::ParseNode*, js::frontend::ValueUsage, js::frontend::BytecodeEmitter::EmitLineNumberNote)
/usr/lib64/firefox/libxul.so 0x555cc13
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
14
js::frontend::BytecodeEmitter::emitStatementList(js::frontend::ListNode*)
/usr/lib64/firefox/libxul.so 0x5560658
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
15
js::frontend::BytecodeEmitter::emitTree(js::frontend::ParseNode*, js::frontend::ValueUsage, js::frontend::BytecodeEmitter::EmitLineNumberNote)
/usr/lib64/firefox/libxul.so 0x555ce5c
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
16
js::frontend::BytecodeEmitter::emitLexicalScope(js::frontend::LexicalScopeNode*)
/usr/lib64/firefox/libxul.so 0x556a1cd
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
17
js::frontend::BytecodeEmitter::emitTree(js::frontend::ParseNode*, js::frontend::ValueUsage, js::frontend::BytecodeEmitter::EmitLineNumberNote)
/usr/lib64/firefox/libxul.so 0x555d108
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
18
js::frontend::BytecodeEmitter::emitFunctionScript(js::frontend::FunctionNode*)
/usr/lib64/firefox/libxul.so 0x55689e7
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
19
js::frontend::BytecodeEmitter::emitFunction(js::frontend::FunctionNode*, bool)
/usr/lib64/firefox/libxul.so 0x555b570
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
20
js::frontend::BytecodeEmitter::emitTree(js::frontend::ParseNode*, js::frontend::ValueUsage, js::frontend::BytecodeEmitter::EmitLineNumberNote)
/usr/lib64/firefox/libxul.so 0x555cd71
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
21
js::frontend::BytecodeEmitter::emitCalleeAndThis(js::frontend::ParseNode*, js::frontend::CallNode*, js::frontend::CallOrNewEmitter&)
/usr/lib64/firefox/libxul.so 0x5562ddb
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
22
js::frontend::BytecodeEmitter::emitCallOrNew(js::frontend::CallNode*, js::frontend::ValueUsage)
/usr/lib64/firefox/libxul.so 0x556303b
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
23
js::frontend::BytecodeEmitter::emitTree(js::frontend::ParseNode*, js::frontend::ValueUsage, js::frontend::BytecodeEmitter::EmitLineNumberNote)
/usr/lib64/firefox/libxul.so 0x555cc56
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
24
js::frontend::BytecodeEmitter::emitExpressionStatement(js::frontend::UnaryNode*)
/usr/lib64/firefox/libxul.so 0x5560780
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
25
js::frontend::BytecodeEmitter::emitTree(js::frontend::ParseNode*, js::frontend::ValueUsage, js::frontend::BytecodeEmitter::EmitLineNumberNote)
/usr/lib64/firefox/libxul.so 0x555cf27
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
26
js::frontend::BytecodeEmitter::emitStatementList(js::frontend::ListNode*)
/usr/lib64/firefox/libxul.so 0x5560658
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
27
js::frontend::BytecodeEmitter::emitTree(js::frontend::ParseNode*, js::frontend::ValueUsage, js::frontend::BytecodeEmitter::EmitLineNumberNote)
/usr/lib64/firefox/libxul.so 0x555ce5c
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
28
js::frontend::BytecodeEmitter::emitScript(js::frontend::ParseNode*)
/usr/lib64/firefox/libxul.so 0x555ebfb
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
29
ScriptCompiler<mozilla::Utf8Unit>::compile(JSContext*, js::frontend::SharedContext*)
/usr/lib64/firefox/libxul.so 0x556f191
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
30
bool CompileGlobalScriptToStencilAndMaybeInstantiate<mozilla::Utf8Unit>(JSContext*, js::FrontendContext*, js::LifoAlloc&, js::frontend::CompilationInput&, js::frontend::ScopeBindingCache*, JS::SourceText<mozilla::Utf8Unit>&, js::ScopeKind, mozilla::Vector<js::frontend::ExtraBindingInfo, 0ul, js::SystemAllocPolicy>*, js::frontend::CompilationStencil**, js::frontend::InitialStencilAndDelazifications**, js::frontend::CompilationGCOutput*) [clone .constprop.0]
/usr/lib64/firefox/libxul.so 0x556f5cd
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
31
JS::CompileGlobalScriptToStencil(js::FrontendContext*, JS::ReadOnlyCompileOptions const&, JS::SourceText<mozilla::Utf8Unit>&)
/usr/lib64/firefox/libxul.so 0x556fc13
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
32
AsyncScriptCompileTask::Run()
/usr/lib64/firefox/libxul.so 0xdbae6d
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
33
mozilla::TaskController::RunPoolThread(mozilla::PoolThread*)
/usr/lib64/firefox/libxul.so 0x4f50f5
Build id: 371c6b7599336dc75cf1fee377cd2ef277209604 		-
34
_pt_root
/lib64/libnspr4.so 0x23837
Build id: 77e078478f08110cedb3b88e0bfcb0d0c265c141 		-
35
set_alt_signal_stack_and_start(PthreadCreateParams*)
/usr/lib64/firefox/firefox 0x28625
Build id: 94e76111d47ef18d023bc39bb7d2119c49646428 		-
36
start_thread
/lib64/libc.so.6 0x71724
Build id: dae6ae6929d69dca842288f5300af5a33d1bdcd7 		-
37
__clone
/lib64/libc.so.6 0xf5614
Build id: dae6ae6929d69dca842288f5300af5a33d1bdcd7 		-