E10s/Status/m9

Open M9 bugs

No results.

0 Total; 0 Open (0%); 0 Resolved (0%); 0 Verified (0%);

M9 bugs fixed in 50

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ID	Summary	Whiteboard	Keywords	Assigned to	Tracking e10s	Status firefox48
1274886	Abort in IPCError-content | (msgtype=0x800017,name=???) Route error: message sent to unknown actor ID	[necko-active]	crash	(PTO until Jan 6) Valentin Gosu [:valentin] (he/him)	m9+	fixed
1276976	<select> dropdown menu can be used for URL bar spoofing on e10s	[post-critsmash-triage][e10s only][adv-main50+]	csectype-spoof, sec-moderate, testcase	Neil Deakin	m9+	---
1277614	Crash in mozilla::dom::PBlobChild::DestroySubtree	[adv-main48-] btpp-active, e10s-only	crash, csectype-uaf, sec-high	Gabor Krizsanits (INACTIVE)	m9+	fixed
1277882	Disable e10s when we detect accessibility use on linux			Jim Mathies [:jimm]	m9+	verified
1284687	Hide the windows instead of closing them during flush on quit		dataloss, regression	Mike Conley (:mconley) (:⚙️)	m9+	verified

5 Total; 5 Open (100%); 0 Resolved (0%); 0 Verified (0%);

Uplift Candidates

M9 bugs fixed in 49 but not uplifted to 48

No results.

0 Total; 0 Open (0%); 0 Resolved (0%); 0 Verified (0%);

P1 tracking-e10s=+ bugs fixed in 50 but not uplifted to 49

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ID	Summary	Keywords	Assigned to	Status firefox50	Status firefox49
1149162	[e10s] test-tab.js causes unsafe CPOW usage warnings		Luca Greco [:rpl] [:luca] [:lgreco] (PTO -> Jan 7 2026)	fixed	---
1157404	[e10s] Possible to end up with two visuallyselected="true" tabs at the same time		Mike Conley (:mconley) (:⚙️)	verified	---
1252877	Add support for taking plugin window captures at the start of a scroll		Bob Owen (:bobowen)	fixed	---
1253975	[e10s] <select>'s drop-down list scrolls as close as possible to the end, not beginning		Neil Deakin	fixed	---
1254814	Intermittent e10s browser_markup_navigation.js | Found the doctype after pressing pageup - Got 1, expected 10	intermittent-failure	Patrick Brosset <:pbro>	fixed	---
1256313	[e10s] <select> preserves active state when I release mouse over the list of options		Neil Deakin	verified	---
1268837	[e10s] screenshot --chrome only captures chrome		Mike Ratcliffe [:miker] [:mratcliffe] [:mikeratcliffe]	fixed	---
1275932	Ctrl-C intermittently fails to copy		Neil Deakin	fixed	affected
1277028	[e10s] HTTP redirect to external protocol doesn't work in e10s		Honza Bambas (:mayhemer)	fixed	affected
1287938	ts_paint is measuring the wrong thing in the e10s case		Mike Conley (:mconley) (:⚙️)	fixed	---
1290747	Assertion failure: mAnimationState, at RasterImage.cpp:1643	regression	Seth Fowler [:seth] [:s2h]	fixed	---
1297755	Beta 50 - E10s add-ons A/B test with all multiprocessCompatible add-ons		:Felipe Gomes (needinfo for replies!)	fixed	---
1298219	about:sessionrestore shows a crashed tab after a failed shutdown	regression	Mike Conley (:mconley) (:⚙️)	verified	---
1302400	[e10s] DocShell user agent override is no longer set on page navigation	regression	(PTO until Jan 6) Valentin Gosu [:valentin] (he/him)	fixed	---

14 Total; 14 Open (100%); 0 Resolved (0%); 0 Verified (0%);

P1 tracking-e10s=+ bugs fixed in 49 but not uplifted to 48

Full Query

ID	Summary	Keywords	Assigned to	Status firefox49	Status firefox48
1247497	[e10s] Mechanism to limit when e10s is turned on based on add-ons presence or absense		:Felipe Gomes (needinfo for replies!)	fixed	---
1278505	Save As PDF causes: [Child 91980] ###!!! ASSERTION: Deallocator for PPrintProgressDialogChild should not be called on nsPrintingProxy.: 'Not Reached', file embedding/components/printingui/ipc/nsPrintingProxy.cpp		Ting-Yu Chou [:ting] (away)	fixed	---
1297753	Release 49 - configure list for addons/e10s expansion		:Felipe Gomes (needinfo for replies!)	fixed	---

3 Total; 3 Open (100%); 0 Resolved (0%); 0 Verified (0%);

GA Release Criteria

Stability Crash Rates Should Not Regress

No results.

0 Total; 0 Open (0%); 0 Resolved (0%); 0 Verified (0%);

Jank, responsiveness should not regress

No results.

0 Total; 0 Open (0%); 0 Resolved (0%); 0 Verified (0%);

Scrolling performance should not regress

No results.

0 Total; 0 Open (0%); 0 Resolved (0%); 0 Verified (0%);

Slow script warning count should not regress

Full Query

ID	Priority	Summary	Status	Assigned to
1260769	P3	[e10s] SLOW_SCRIPT_PAGE_COUNT regressed under e10s	NEW

1 Total; 1 Open (100%); 0 Resolved (0%); 0 Verified (0%);

UI smoothness should not regress more than 5%

No results.

0 Total; 0 Open (0%); 0 Resolved (0%); 0 Verified (0%);

Page load time should not regress more than 5%

No results.

0 Total; 0 Open (0%); 0 Resolved (0%); 0 Verified (0%);

Plugin jank should not regress more than 5%

No results.

0 Total; 0 Open (0%); 0 Resolved (0%); 0 Verified (0%);

Graphics performance should not regress more than 5%

Full Query

ID	Priority	Summary	Status	Assigned to
1250350	P3	Talos svg results for e10s seem invalid	NEW

1 Total; 1 Open (100%); 0 Resolved (0%); 0 Verified (0%);