Open Bug 1416560 Opened 3 years ago Updated 6 months ago

Crash in mozilla::ipc::SentinelReadError


(Core :: IPC, defect, P3)





(Reporter: jseward, Unassigned)


(Keywords: crash)

Crash Data

This bug was filed from the Socorro interface and is
report bp-0f79bdcc-24d0-499e-8c8e-d9a5e0171110.

This is topcrash #4 in the OSX nightly 20171109220104,

Top 10 frames of crashing thread:

0 libmozglue.dylib MOZ_CrashPrintf mfbt/Assertions.cpp:50
1 XUL mozilla::ipc::SentinelReadError ipc/glue/ProtocolUtils.cpp:359
2 XUL mozilla::dom::PContentChild::OnMessageReceived ipc/ipdl/PContentChild.cpp:7810
3 XUL mozilla::ipc::MessageChannel::DispatchAsyncMessage ipc/glue/MessageChannel.cpp:2119
4 XUL mozilla::ipc::MessageChannel::DispatchMessage ipc/glue/MessageChannel.cpp:2049
5 XUL mozilla::ipc::MessageChannel::MessageTask::Run ipc/glue/MessageChannel.cpp:1928
6 XUL nsThread::ProcessNextEvent xpcom/threads/nsThread.cpp:1037
7 XUL NS_ProcessNextEvent xpcom/threads/nsThreadUtils.cpp:513
8 XUL mozilla::ipc::MessagePump::Run ipc/glue/MessagePump.cpp:97
9 XUL MessageLoop::Run ipc/chromium/src/base/

Flags: needinfo?(wmccloskey)
There aren't very many of these, and they don't seem to follow much of a pattern, at least for the MOZ_CRASH Reason field.
Flags: needinfo?(wmccloskey)
Priority: -- → P3

Large one day spike in the 3-6 build, but it appears to be a single installation.

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