Closed Bug 1373970 Opened 5 years ago Closed 5 years ago
Crash in ns
Atomic File Output Stream::Do Open
This happened just shortly after I clicked "add" on "Fresh Green Leaves" at https://addons.mozilla.org/en-US/thunderbird/themes/?src=thunderbird# This bug was filed from the Socorro interface and is report bp-b5621557-f99f-442d-8f9c-452ae0170617. 0 xul.dll nsAtomicFileOutputStream::DoOpen() netwerk/base/nsFileStreams.cpp:796 1 xul.dll nsFileStreamBase::Flush() netwerk/base/nsFileStreams.cpp:239 2 xul.dll nsSafeFileOutputStream::Finish() netwerk/base/nsFileStreams.cpp:922 3 xul.dll XPTC__InvokebyIndex xpcom/reflect/xptcall/md/win32/xptcinvoke_asm_x86_64.asm:97 4 @0xb6c7fff 5 xul.dll XPCWrappedNative::CallMethod(XPCCallContext&, XPCWrappedNative::CallMode) js/xpconnect/src/XPCWrappedNative.cpp:1282 6 xul.dll XPC_WN_CallMethod(JSContext*, unsigned int, JS::Value*) js/xpconnect/src/XPCWrappedNativeJSOps.cpp:982 7 xul.dll js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct) js/src/vm/Interpreter.cpp:470 8 xul.dll js::jit::DoCallFallback js/src/jit/BaselineIC.cpp:2455 9 @0x29d6066334 It seems crash report submitted twice? nsAtomicFileOutputStream::DoOpen bp-25511454-b7e9-4b25-9b8e-4ff8b0170617
This probably belongs elsewhere, though I'm not sure where off-hand.
Component: General → Untriaged
Assignee: nobody → valentin.gosu
Attachment #8878919 - Flags: review?(daniel)
Attachment #8878919 - Flags: review?(daniel) → review+
Pushed by email@example.com: https://hg.mozilla.org/integration/mozilla-inbound/rev/161c7a2d4b29 Avoid null pointer deref. r=bagder
Looks like this issue goes back a ways and has a safe fix. Worth backporting to Beta/ESR52?
The patch can be cleanly applied to esr52 - I'll request uplift immediately.
Comment on attachment 8878919 [details] [diff] [review] Avoid null pointer deref Approval Request Comment [Feature/Bug causing the regression]: unknown. This code hasn't changed in a long time. [User impact if declined]: possible crashes. [Is this code covered by automated tests?]: no. [Has the fix been verified in Nightly?]: crash-stats should show that the issue was fixed. [Needs manual test from QE? If yes, steps to reproduce]: no. [List of other uplifts needed for the feature/fix]: none [Is the change risky?]: no. [Why is the change risky/not risky?]: Just a simple null check. [String changes made/needed]: none.
Comment on attachment 8878919 [details] [diff] [review] Avoid null pointer deref null ptr check, beta55+ crash volume seems too low on nightly to verify
Attachment #8878919 - Flags: approval-mozilla-beta? → approval-mozilla-beta+
Based on comment 7, this does not manual coverage. Updating the qe‑verify flag to reflect this.
Comment on attachment 8878919 [details] [diff] [review] Avoid null pointer deref Fix a stability issue. Let's uplift to ESR52.3.
Attachment #8878919 - Flags: approval-mozilla-esr52? → approval-mozilla-esr52+
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