Open Bug 1960500 Opened 10 days ago Updated 4 days ago

Intermittent Assertion failure: false (Receiving unexpected Principal), at /builds/worker/checkouts/gecko/dom/ipc/ContentParent.cpp:1255

Categories

(Firefox :: Search, defect)

defect

Tracking

()

People

(Reporter: intermittent-bug-filer, Unassigned)

References

Details

(Keywords: assertion, intermittent-failure)

Filed by: smolnar [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=503964217&repo=autoland
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/DJojwd7IQtmh_8tO211Wfg/runs/0/artifacts/public/logs/live_backing.log


INFO - TEST-START | browser/components/search/test/browser/browser_contentSearchUI.js
[task 2025-04-14T23:10:35.485Z] 23:10:35     INFO - GECKO(5980) | [Parent 2480, sqldb:places.sqlite #2] WARNING: Suboptimal indexes for the SQL statement 0x1d5b685fb00 (http://mzl.la/1FuID0j).: file /builds/worker/checkouts/gecko/storage/mozStoragePrivateHelpers.cpp:114
<...>
INFO - GECKO(5980) | [Parent 2480, sqldb:places.sqlite #2] WARNING: Suboptimal indexes for the SQL statement 0x1d5b685fb00 (http://mzl.la/1FuID0j).: file /builds/worker/checkouts/gecko/storage/mozStoragePrivateHelpers.cpp:114
[task 2025-04-14T23:10:52.505Z] 23:10:52     INFO - GECKO(5980) | [2480] Assertion failure: false (Receiving unexpected Principal), at /builds/worker/checkouts/gecko/dom/ipc/ContentParent.cpp:1255
[task 2025-04-14T23:10:52.714Z] 23:10:52     INFO -  Initializing stack-fixing for the first stack frame, this may take a while...
[task 2025-04-14T23:11:15.194Z] 23:11:15     INFO - GECKO(5980) | #01: mozilla::dom::ContentParent::LogAndAssertFailedPrincipalValidationInfo(nsIPrincipal*, char const*) [dom/ipc/ContentParent.cpp:1255]
[task 2025-04-14T23:11:15.200Z] 23:11:15     INFO - GECKO(5980) | #02: mozilla::dom::ContentParent::RecvUnstoreAndBroadcastBlobURLUnregistration(nsTArray<mozilla::dom::BroadcastBlobURLUnregistrationRequest> const&) [dom/ipc/ContentParent.cpp:5802]
[task 2025-04-14T23:11:15.201Z] 23:11:15     INFO - GECKO(5980) | #03: mozilla::dom::PContentParent::OnMessageReceived(IPC::Message const&) [s3:gecko-generated-sources:cde45849e1b5124df2a7b6df9f95df411e3a41050b125d387183efc95ed822da5017b91bc84943fc37fd11ade8f0a884a85821298b7f8f59cd1702dc5f067c58/ipc/ipdl/PContentParent.cpp::11589]
[task 2025-04-14T23:11:15.202Z] 23:11:15     INFO - GECKO(5980) | #04: mozilla::ipc::MessageChannel::DispatchAsyncMessage(mozilla::ipc::ActorLifecycleProxy*, IPC::Message const&) [ipc/glue/MessageChannel.cpp:1789]
[task 2025-04-14T23:11:15.203Z] 23:11:15     INFO - GECKO(5980) | #05: mozilla::ipc::MessageChannel::DispatchMessage(mozilla::ipc::ActorLifecycleProxy*, mozilla::UniquePtr<IPC::Message,mozilla::DefaultDelete<IPC::Message> >) [ipc/glue/MessageChannel.cpp:1716]
[task 2025-04-14T23:11:15.204Z] 23:11:15     INFO - GECKO(5980) | #06: mozilla::ipc::MessageChannel::RunMessage(mozilla::ipc::ActorLifecycleProxy*, mozilla::ipc::MessageChannel::MessageTask&) [ipc/glue/MessageChannel.cpp:1507]
[task 2025-04-14T23:11:15.204Z] 23:11:15     INFO - GECKO(5980) | #07: mozilla::ipc::MessageChannel::MessageTask::Run() [ipc/glue/MessageChannel.cpp:1616]
[task 2025-04-14T23:11:15.205Z] 23:11:15     INFO - GECKO(5980) | #08: mozilla::RunnableTask::Run() [xpcom/threads/TaskController.cpp:704]
[task 2025-04-14T23:11:15.205Z] 23:11:15     INFO - GECKO(5980) | #09: mozilla::TaskController::DoExecuteNextTaskOnlyMainThreadInternal(mozilla::detail::BaseAutoLock<mozilla::Mutex &> const&) [xpcom/threads/TaskController.cpp:1252]
[task 2025-04-14T23:11:15.206Z] 23:11:15     INFO - GECKO(5980) | #10: mozilla::TaskController::ExecuteNextTaskOnlyMainThreadInternal(mozilla::detail::BaseAutoLock<mozilla::Mutex &> const&) [xpcom/threads/TaskController.cpp:1075]
[task 2025-04-14T23:11:15.207Z] 23:11:15     INFO - GECKO(5980) | #11: mozilla::TaskController::ProcessPendingMTTask(bool) [xpcom/threads/TaskController.cpp:639]
[task 2025-04-14T23:11:15.207Z] 23:11:15     INFO - GECKO(5980) | #12: mozilla::detail::RunnableFunction<`lambda at /builds/worker/checkouts/gecko/xpcom/threads/TaskController.cpp:336:7'>::Run() [xpcom/threads/nsThreadUtils.h:549]
[task 2025-04-14T23:11:15.208Z] 23:11:15     INFO - GECKO(5980) | #13: nsThread::ProcessNextEvent(bool, bool*) [xpcom/threads/nsThread.cpp:1163]
[task 2025-04-14T23:11:15.209Z] 23:11:15     INFO - GECKO(5980) | #14: NS_ProcessNextEvent(nsIThread*, bool) [xpcom/threads/nsThreadUtils.cpp:480]
[task 2025-04-14T23:11:15.210Z] 23:11:15     INFO - GECKO(5980) | #15: nsThreadManager::SpinEventLoopUntilInternal(nsTSubstring<char> const&, nsINestedEventLoopCondition*, mozilla::ShutdownPhase) [xpcom/threads/nsThreadManager.cpp:712]
[task 2025-04-14T23:11:15.210Z] 23:11:15     INFO - GECKO(5980) | #16: XPTC__InvokebyIndex() [/builds/worker/workspace/obj-build/toolkit/library/build/Z:/builds/worker/checkouts/gecko/xpcom/reflect/xptcall/md/win32/xptcinvoke_asm_x86_64.asm:99]
[task 2025-04-14T23:11:15.211Z] 23:11:15     INFO - GECKO(5980) | #17: CallMethodHelper::Call() [js/xpconnect/src/XPCWrappedNative.cpp:1174]
[task 2025-04-14T23:11:15.211Z] 23:11:15     INFO - GECKO(5980) | #18: XPCWrappedNative::CallMethod(XPCCallContext&, XPCWrappedNative::CallMode) [js/xpconnect/src/XPCWrappedNative.cpp:1120]
[task 2025-04-14T23:11:15.212Z] 23:11:15     INFO - GECKO(5980) | #19: XPC_WN_CallMethod(JSContext*, unsigned int, JS::Value*) [js/xpconnect/src/XPCWrappedNativeJSOps.cpp:966]
[task 2025-04-14T23:11:15.213Z] 23:11:15     INFO - GECKO(5980) | #20: CallJSNative(JSContext*, bool (*)(JSContext*, unsigned int, JS::Value*), js::CallReason, JS::CallArgs const&) [js/src/vm/Interpreter.cpp:493]
[task 2025-04-14T23:11:15.213Z] 23:11:15     INFO - GECKO(5980) | #21: js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct, js::CallReason) [js/src/vm/Interpreter.cpp:589]
[task 2025-04-14T23:11:15.214Z] 23:11:15     INFO - GECKO(5980) | #22: js::Interpret(JSContext*, js::RunState&) [js/src/vm/Interpreter.cpp:3265]
[task 2025-04-14T23:11:15.214Z] 23:11:15     INFO - GECKO(5980) | #23: js::RunScript(JSContext*, js::RunState&) [js/src/vm/Interpreter.cpp:463]
[task 2025-04-14T23:11:15.215Z] 23:11:15     INFO - GECKO(5980) | #24: js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct, js::CallReason) [js/src/vm/Interpreter.cpp:621]
[task 2025-04-14T23:11:15.216Z] 23:11:15     INFO - GECKO(5980) | #25: js::jit::DoCallFallback(JSContext*, js::jit::BaselineFrame*, js::jit::ICFallbackStub*, unsigned int, JS::Value*, JS::MutableHandle<JS::Value>) [js/src/jit/BaselineIC.cpp:1705]
[task 2025-04-14T23:11:15.216Z] 23:11:15     INFO - GECKO(5980) | #26: ??? (???:???)
[task 2025-04-14T23:11:15.217Z] 23:11:15     INFO - GECKO(5980) | [Child 772, IPC I/O Child] WARNING: [9B6E122466518256.7B038EF87DD13DE]: Dropping message '<null>'; no connection to unknown peer 1.1: file /builds/worker/checkouts/gecko/ipc/glue/NodeController.cpp:364
[task 2025-04-14T23:11:15.218Z] 23:11:15     INFO - GECKO(5980) | Exiting due to channel error.
[task 2025-04-14T23:11:15.218Z] 23:11:15     INFO - GECKO(5980) | [Child 8428, IPC I/O Child] WARNING: [B55F0FD36B885B2E.F7781B761F6D94CB]: Dropping message '<null>'; no connection to unknown peer 1.1: file /builds/worker/checkouts/gecko/ipc/glue/NodeController.cpp:364
[task 2025-04-14T23:11:15.219Z] 23:11:15     INFO - GECKO(5980) | Exiting due to channel error.
[task 2025-04-14T23:11:15.219Z] 23:11:15     INFO - TEST-INFO | Main app process: exit 1
[task 2025-04-14T23:11:15.220Z] 23:11:15    ERROR - TEST-UNEXPECTED-FAIL | ShutdownLeaks | process() called before end of test suite
[task 2025-04-14T23:11:15.220Z] 23:11:15     INFO - TEST-INFO | Confirming we saw 79 DOCSHELL created and 57 destroyed log strings.
[task 2025-04-14T23:11:15.220Z] 23:11:15     INFO - TEST-INFO | Confirming we saw 227 DOMWINDOW created and 169 destroyed log strings.
<...>
 INFO - zombiecheck | Checking for orphan process with PID: 2548
[task 2025-04-14T23:11:15.350Z] 23:11:15     INFO - mozcrash Copy/paste: D:/task_174467082995418/fetches\minidump-stackwalk\minidump-stackwalk.exe --symbols-url=https://symbols.mozilla.org/ --cyborg=C:\Users\task_174467082995418\AppData\Local\Temp\tmpy8d64ypt\8b612ac5-dd1a-41c5-a81d-de0a4cb4bdec.trace C:\Users\task_174467082995418\AppData\Local\Temp\tmpu2p0bhbj.mozrunner\minidumps\8b612ac5-dd1a-41c5-a81d-de0a4cb4bdec.dmp D:\task_174467082995418\build\symbols
[task 2025-04-14T23:11:25.745Z] 23:11:25     INFO - mozcrash Saved minidump as D:\task_174467082995418\build\blobber_upload_dir\8b612ac5-dd1a-41c5-a81d-de0a4cb4bdec.dmp
[task 2025-04-14T23:11:25.747Z] 23:11:25     INFO - mozcrash Saved app info as D:\task_174467082995418\build\blobber_upload_dir\8b612ac5-dd1a-41c5-a81d-de0a4cb4bdec.extra
[task 2025-04-14T23:11:26.432Z] 23:11:26     INFO - PROCESS-CRASH | MOZ_ASSERT(false) (Receiving unexpected Principal) [@ mozilla::dom::ContentParent::LogAndAssertFailedPrincipalValidationInfo] | browser/components/search/test/browser/browser_contentSearchUI.js 
[task 2025-04-14T23:11:26.432Z] 23:11:26     INFO - Process type: main
[task 2025-04-14T23:11:26.432Z] 23:11:26     INFO - Process pid: 2480
[task 2025-04-14T23:11:26.432Z] 23:11:26     INFO - Mozilla crash reason: MOZ_ASSERT(false) (Receiving unexpected Principal)
[task 2025-04-14T23:11:26.433Z] 23:11:26     INFO - Crash dump filename: C:\Users\task_174467082995418\AppData\Local\Temp\tmpu2p0bhbj.mozrunner\minidumps\8b612ac5-dd1a-41c5-a81d-de0a4cb4bdec.dmp
[task 2025-04-14T23:11:26.433Z] 23:11:26     INFO - Operating system: Windows NT
[task 2025-04-14T23:11:26.433Z] 23:11:26     INFO -                   10.0.26100
[task 2025-04-14T23:11:26.433Z] 23:11:26     INFO - CPU: amd64
[task 2025-04-14T23:11:26.433Z] 23:11:26     INFO -      family 6 model 106 stepping 6
[task 2025-04-14T23:11:26.433Z] 23:11:26     INFO -      8 CPUs
[task 2025-04-14T23:11:26.433Z] 23:11:26     INFO - 
[task 2025-04-14T23:11:26.433Z] 23:11:26     INFO - Crash reason:  EXCEPTION_BREAKPOINT
[task 2025-04-14T23:11:26.433Z] 23:11:26     INFO - Crash address: 0x00007ffbec12e5b8
[task 2025-04-14T23:11:26.433Z] 23:11:26     INFO - Crashing instruction: `int 0x3`
[task 2025-04-14T23:11:26.433Z] 23:11:26     INFO - No memory accessed by instruction
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO - No instruction pointer update by instruction
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO - Process uptime: 53 seconds
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO - 
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO - Thread 0 MainThread (crashed) - tid: 5676
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -  0  xul.dll!mozilla::dom::ContentParent::LogAndAssertFailedPrincipalValidationInfo(nsIPrincipal*, char const*) [ContentParent.cpp:26c6f7c34aa3a6749a66efd2908a9938acb2d822 : 1255 + 0x0]
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -      rax = 0x00007ffbf28e91e3    rdx = 0x7ffffffffffffffc
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -      rcx = 0x00007ffc1a4a9bd0    rbx = 0x0000009f0f7f7fb0
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -      rsi = 0x00007ffbf28ec9ad    rdi = 0x000001d5b688e820
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -      rbp = 0x0000000000000000    rsp = 0x0000009f0f7f7e70
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -       r8 = 0x0000000000000000     r9 = 0x0000009f0f7f56c0
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -      r10 = 0x0000000000000000    r11 = 0x0000009f0f7f6ad0
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -      r12 = 0x0000009f0f7f7ea0    r13 = 0x0000000000000018
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -      r14 = 0x0000009f0f7f7f00    r15 = 0x0000009f0f7f7ea0
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -      rip = 0x00007ffbec12e5b8
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -     Found by: given as instruction pointer in context
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -  1  xul.dll!mozilla::dom::ContentParent::RecvUnstoreAndBroadcastBlobURLUnregistration(nsTArray<mozilla::dom::BroadcastBlobURLUnregistrationRequest> const&) [ContentParent.cpp:26c6f7c34aa3a6749a66efd2908a9938acb2d822 : 5802 + 0xb]
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -      rbx = 0x0000000000000001    rsi = 0x000001d5b493cc80
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -      rdi = 0x0000009f0f7f92b8    rbp = 0x0000000000000000
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -      rsp = 0x0000009f0f7f80c0    r12 = 0x0000009f0f7f80f8
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -      r13 = 0x0000000000000018    r14 = 0x0000000000000000
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -      r15 = 0x000001d5b5499bf0    rip = 0x00007ffbec16255a
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -     Found by: call frame info
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -  2  xul.dll!mozilla::dom::PContentParent::OnMessageReceived(IPC::Message const&) [PContentParent.cpp: : 11589 + 0x1a]
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -      rbx = 0x0000009f0f7f8408    rsi = 0x000001d5b5499800
[task 2025-04-14T23:11:26.434Z] 23:11:26     INFO -      rdi = 0x0000009f0f7f92b8    rbp = 0x0000000000000000
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      rsp = 0x0000009f0f7f8160    r12 = 0x000001d5b3f79ca0
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      r13 = 0x0000000000000036    r14 = 0xaaaaaaaaaaaaaaaa
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      r15 = 0x0000000000000001    rip = 0x00007ffbec2c1ed8
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -     Found by: call frame info
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -  3  xul.dll!mozilla::ipc::MessageChannel::DispatchAsyncMessage(mozilla::ipc::ActorLifecycleProxy*, IPC::Message const&) [MessageChannel.cpp:26c6f7c34aa3a6749a66efd2908a9938acb2d822 : 1789 + 0xf]
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      rbx = 0x000001d5b83e8300    rsi = 0x000001d5b3f79ca0
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      rdi = 0x000001d5b5499890    rbp = 0x0000000000000000
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      rsp = 0x0000009f0f7f94b0    r12 = 0x000001d5b3f79ca0
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      r13 = 0x0000000000000036    r14 = 0x0000000000000000
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      r15 = 0x0000000000000001    rip = 0x00007ffbe75b020d
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -     Found by: call frame info
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -  4  xul.dll!mozilla::ipc::MessageChannel::DispatchMessage(mozilla::ipc::ActorLifecycleProxy*, mozilla::UniquePtr<IPC::Message,mozilla::DefaultDelete<IPC::Message> >) [MessageChannel.cpp:26c6f7c34aa3a6749a66efd2908a9938acb2d822 : 1716 + 0xa]
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      rbx = 0x000001d5b83e8300    rsi = 0x0000009f0f7f9688
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      rdi = 0x000001d5b5499890    rbp = 0x00000000ffffffff
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      rsp = 0x0000009f0f7f9540    r12 = 0x000001d5b3f79ca0
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      r13 = 0x0000000000000036    r14 = 0x000001d5b185a880
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      r15 = 0x0000000000000000    rip = 0x00007ffbe75ae546
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -     Found by: call frame info
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -  5  xul.dll!mozilla::ipc::MessageChannel::RunMessage(mozilla::ipc::ActorLifecycleProxy*, mozilla::ipc::MessageChannel::MessageTask&) [MessageChannel.cpp:26c6f7c34aa3a6749a66efd2908a9938acb2d822 : 1507 + 0xa]
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      rbx = 0x000001d5ba707180    rsi = 0x000001d5b5499890
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      rdi = 0x000001d5b83e8300    rbp = 0x0000000000000000
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      rsp = 0x0000009f0f7f9660    r12 = 0x00007ffbf45406c1
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      r13 = 0x0000000000000036    r14 = 0x000001d5b3f79ca0
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -      r15 = 0x000001d5b1820740    rip = 0x00007ffbe75aee54
[task 2025-04-14T23:11:26.435Z] 23:11:26     INFO -     Found by: call frame info
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -  6  xul.dll!mozilla::ipc::MessageChannel::MessageTask::Run() [MessageChannel.cpp:26c6f7c34aa3a6749a66efd2908a9938acb2d822 : 1607 + 0xa]
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -      rbx = 0x000001d5b185a880    rsi = 0x000001d5b185a880
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -      rdi = 0x000001d5ba707180    rbp = 0x0000000000000000
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -      rsp = 0x0000009f0f7f96e0    r12 = 0x00007ffbf45406c1
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -      r13 = 0x0000000000000036    r14 = 0x0000009f0f7f9880
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -      r15 = 0x000001d5b1820740    rip = 0x00007ffbe75af46e
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -     Found by: call frame info
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -  7  xul.dll!mozilla::RunnableTask::Run() [TaskController.cpp:26c6f7c34aa3a6749a66efd2908a9938acb2d822 : 703 + 0xc]
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -      rbx = 0x000001d5a2978c10    rsi = 0x000001d5b1820740
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -      rdi = 0x0000009f0f7f9df8    rbp = 0x0000000000000000
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -      rsp = 0x0000009f0f7f9730    r12 = 0x00007ffbf45406c1
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -      r13 = 0x0000000000000036    r14 = 0x0000009f0f7f9880
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -      r15 = 0x000001d5b1820740    rip = 0x00007ffbe6939fde
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -     Found by: call frame info
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -  8  xul.dll!mozilla::TaskController::DoExecuteNextTaskOnlyMainThreadInternal(mozilla::detail::BaseAutoLock<mozilla::Mutex &> const&) [TaskController.cpp:26c6f7c34aa3a6749a66efd2908a9938acb2d822 : 1252 + 0x7]
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -      rbx = 0x000001d5a2978c10    rsi = 0x000001d5a2978ae0
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -      rbp = 0x0000000000000000    rsp = 0x0000009f0f7f9760
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -      r12 = 0x00007ffbf45406c1    r13 = 0x0000000000000036
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -      r14 = 0x0000009f0f7f9880    r15 = 0x000001d5b1820740
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -      rip = 0x00007ffbe692e078
[task 2025-04-14T23:11:26.436Z] 23:11:26     INFO -     Found by: call frame info
[task 2025-04-14T23:11:26.437Z] 23:11:26     INFO -  9  xul.dll!mozilla::TaskController::ExecuteNextTaskOnlyMainThreadInternal(mozilla::detail::BaseAutoLock<mozilla::Mutex &> const&) [TaskController.cpp:26c6f7c34aa3a6749a66efd2908a9938acb2d822 : 1075 + 0xa]
[task 2025-04-14T23:11:26.437Z] 23:11:26     INFO -      rbx = 0x000001d5a2941100    rsi = 0x000001d5a2978ae0
[task 2025-04-14T23:11:26.437Z] 23:11:26     INFO -      rdi = 0x0000009f0f7f9df8    rbp = 0x00000000000b0c01
[task 2025-04-14T23:11:26.437Z] 23:11:26     INFO -      rsp = 0x0000009f0f7f9d30    r12 = 0x0000000000000001
[task 2025-04-14T23:11:26.437Z] 23:11:26     INFO -      r13 = 0xaaaaaaaaaaaaaaaa    r14 = 0x0000009f0f7f9f80
[task 2025-04-14T23:11:26.437Z] 23:11:26     INFO -      r15 = 0x00000000e6961301    rip = 0x00007ffbe692ab38
[task 2025-04-14T23:11:26.437Z] 23:11:26     INFO -     Found by: call frame info
[task 2025-04-14T23:11:26.437Z] 23:11:26     INFO - 10  xul.dll!mozilla::TaskController::ProcessPendingMTTask(bool) [TaskController.cpp:26c6f7c34aa3a6749a66efd2908a9938acb2d822 : 639 + 0x7]
<...>

Moving across to Core: DOM Content Processes as this seems to be where the assertion is coming from. This also looks highly similar to bug 1886228.

The test is triggering search code which creates and unregisters blob based object URLs in the content process: https://searchfox.org/mozilla-central/search?q=objecturl&path=contentsearch&case=false&regexp=false

Looking at the history of the file from the previous fix, bug 1954597 touched this recently, though it seems to keep the exclusion code intact.

See Also: → 1886228, 1954597

Clearing flags for triage, as this is a potential regression.

Severity: S4 → --
Priority: P5 → --
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