1738160 - Crash in [@ nsMsgLocalMailFolder::CopyData]

Status: RESOLVED FIXED

(Thunderbird :: General, defect)

Description

[Wayne Mery (:wsmwk)]

currently #9 crash for version 94. first appears with buildid 20211004221715, in the crash below. So perhaps a regression. Or maybe a duplicate of a ongoing persistent crash under a different crash signature

Crash report: https://crash-stats.mozilla.org/report/index/78af1195-af3d-46f0-a7c4-80e840211012

Reason: EXCEPTION_ACCESS_VIOLATION_READ

Top 10 frames of crashing thread:

0 xul.dll nsMsgLocalMailFolder::CopyData comm/mailnews/local/src/nsLocalMailFolder.cpp:1942
1 xul.dll nsCopyMessageStreamListener::OnDataAvailable comm/mailnews/base/src/nsCopyMessageStreamListener.cpp:43
2 xul.dll nsMailboxProtocol::ReadMessageResponse comm/mailnews/local/src/nsMailboxProtocol.cpp:583
3 xul.dll nsMailboxProtocol::ProcessProtocolState comm/mailnews/local/src/nsMailboxProtocol.cpp:657
4 xul.dll nsMsgProtocol::OnDataAvailable comm/mailnews/base/src/nsMsgProtocol.cpp:300
5 xul.dll nsInputStreamPump::OnStateTransfer netwerk/base/nsInputStreamPump.cpp:532
6 xul.dll nsInputStreamPump::OnInputStreamReady netwerk/base/nsInputStreamPump.cpp:377
7 xul.dll mozilla::SlicedInputStream::OnInputStreamReady xpcom/io/SlicedInputStream.cpp:419
8 xul.dll nsInputStreamReadyEvent::Run xpcom/io/nsStreamUtils.cpp:94
9 xul.dll mozilla::RunnableTask::Run xpcom/threads/TaskController.cpp:467

Comment 1

[Magnus Melin [:mkmelin]]

Perhaps related comment at https://searchfox.org/comm-central/rev/7be97df3877fcaef928606b01d455b2b49d8e9ab/mailnews/local/src/nsLocalMailFolder.cpp#2057-2064

Comment 2

[Magnus Melin [:mkmelin]]

Attachment: Bug 1738160 - fix Crash in [@ nsMsgLocalMailFolder::CopyData]. r=benc

Comment 3

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/comm-central/rev/a20ef95c53ef
fix Crash in [@ nsMsgLocalMailFolder::CopyData]. r=benc

Comment 4

[Magnus Melin [:mkmelin]]

Comment on attachment 9248200 [details]
Bug 1738160 - fix Crash in [@ nsMsgLocalMailFolder::CopyData]. r=benc

[Approval Request Comment]
Crash fix, should be safe.

Comment 5

[Wayne Mery (:wsmwk)]

Comment on attachment 9248200 [details]
Bug 1738160 - fix Crash in [@ nsMsgLocalMailFolder::CopyData]. r=benc

[Triage Comment]
approved for esr91

Comment 6

[Rob Lemley [:rjl]]

Thunderbird 91.3.1:
https://hg.mozilla.org/releases/comm-esr91/rev/53879e9f9cf4