Closed Bug 1479076 Opened 6 years ago Closed 6 years ago

Assertion failure: thingZone == zone || thingZone->isAtomsZone(), at js/src/gc/GC.cpp:4153

Categories

(Core :: JavaScript Engine, defect)

x86_64
Linux
defect
Not set
critical

Tracking

()

RESOLVED FIXED
mozilla63
Tracking Status
firefox-esr52 --- unaffected
firefox-esr60 --- unaffected
firefox61 --- unaffected
firefox62 --- unaffected
firefox63 --- fixed

People

(Reporter: gkw, Assigned: arai)

References

Details

(4 keywords, Whiteboard: [jsbugmon:update])

Attachments

(2 files)

The following testcase crashes on mozilla-central revision 35a17ebc4ee6 (build with --enable-debug --enable-more-deterministic, run with --fuzzing-safe --no-threads --ion-eager):

// jsfunfuzz-generated
fullcompartmentchecks(true);
// Adapted from randomly chosen test: js/src/jit-test/tests/debug/Debugger-findScripts-23.js
var dbg = new Debugger();
var g = newGlobal();
g.eval("function f(){}");
dbg.addDebuggee(g);
dbg.findScripts();

Backtrace:

#0  0x0000000001c600e6 in CompartmentCheckTracer::onChild (this=0x7ffe10917a20, thing=...) at js/src/gc/GC.cpp:4153
#1  0x00000000015c83eb in JS::CallbackTracer::onLazyScriptEdge (this=0x7ffe10917a20, lazyp=<optimized out>) at /home/ubuntu/shell-cache/js-dbg-64-dm-linux-35a17ebc4ee6/objdir-js/dist/include/js/TracingAPI.h:171
#2  0x0000000001ce7600 in JS::CallbackTracer::dispatchToOnEdge (this=0x7ffe10917a20, lazyp=0x7ffe109178f0) at /home/ubuntu/shell-cache/js-dbg-64-dm-linux-35a17ebc4ee6/objdir-js/dist/include/js/TracingAPI.h:257
#3  DoCallback<js::LazyScript*> (trc=0x7ffe10917a20, thingp=0x7ffe109178f0, name=0x25bed3 "Debugger.Script lazy script referent") at js/src/gc/Tracer.cpp:51
#4  0x000000000181951e in DebuggerScript_trace (trc=0x7ffe10917a28, obj=0x7f7b73c8d1f0) at js/src/vm/Debugger.cpp:5271
#5  0x00000000018c276b in js::Class::doTrace (trc=<optimized out>, obj=<optimized out>, this=<optimized out>) at /home/ubuntu/shell-cache/js-dbg-64-dm-linux-35a17ebc4ee6/objdir-js/dist/include/js/Class.h:893
/snip

For detailed crash information, see attachment.
autobisectjs shows this is probably related to the following changeset:

The first bad revision is:
changeset:   https://hg.mozilla.org/mozilla-central/rev/b67ea788a6f3
user:        Tooru Fujisawa
date:        Thu Jul 26 12:36:17 2018 +0900
summary:     Bug 1434305 - Part 8: Support wrapping LazyScript in DebuggerScriptReferent. r=jimb

arai-san, is bug 1434305 a likely regressor?
Blocks: 1434305
Flags: needinfo?(arai.unmht)
Thanks!

Added LazyScript::maybeCompartment to match the result of LazyScript::compartment
Assignee: nobody → arai.unmht
Status: NEW → ASSIGNED
Flags: needinfo?(arai.unmht)
Attachment #8995695 - Flags: review?(jcoppeard)
Attachment #8995695 - Flags: review?(jcoppeard) → review+
https://hg.mozilla.org/mozilla-central/rev/7252e88797e3
Status: ASSIGNED → RESOLVED
Closed: 6 years ago
Resolution: --- → FIXED
Target Milestone: --- → mozilla63
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