{"action":"created","issue":{"url":"https://api.github.com/repos/dart-lang/sdk/issues/27019","repository_url":"https://api.github.com/repos/dart-lang/sdk","labels_url":"https://api.github.com/repos/dart-lang/sdk/issues/27019/labels{/name}","comments_url":"https://api.github.com/repos/dart-lang/sdk/issues/27019/comments","events_url":"https://api.github.com/repos/dart-lang/sdk/issues/27019/events","html_url":"https://github.com/dart-lang/sdk/issues/27019","id":169223139,"number":27019,"title":"Safepoint assertion failure in Flutter","user":{"login":"rmacnak-google","id":8495071,"avatar_url":"https://avatars.githubusercontent.com/u/8495071?v=3","gravatar_id":"","url":"https://api.github.com/users/rmacnak-google","html_url":"https://github.com/rmacnak-google","followers_url":"https://api.github.com/users/rmacnak-google/followers","following_url":"https://api.github.com/users/rmacnak-google/following{/other_user}","gists_url":"https://api.github.com/users/rmacnak-google/gists{/gist_id}","starred_url":"https://api.github.com/users/rmacnak-google/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rmacnak-google/subscriptions","organizations_url":"https://api.github.com/users/rmacnak-google/orgs","repos_url":"https://api.github.com/users/rmacnak-google/repos","events_url":"https://api.github.com/users/rmacnak-google/events{/privacy}","received_events_url":"https://api.github.com/users/rmacnak-google/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/dart-lang/sdk/labels/area-vm","name":"area-vm","color":"c7def8"}],"state":"closed","locked":false,"assignee":{"login":"a-siva","id":8633293,"avatar_url":"https://avatars.githubusercontent.com/u/8633293?v=3","gravatar_id":"","url":"https://api.github.com/users/a-siva","html_url":"https://github.com/a-siva","followers_url":"https://api.github.com/users/a-siva/followers","following_url":"https://api.github.com/users/a-siva/following{/other_user}","gists_url":"https://api.github.com/users/a-siva/gists{/gist_id}","starred_url":"https://api.github.com/users/a-siva/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/a-siva/subscriptions","organizations_url":"https://api.github.com/users/a-siva/orgs","repos_url":"https://api.github.com/users/a-siva/repos","events_url":"https://api.github.com/users/a-siva/events{/privacy}","received_events_url":"https://api.github.com/users/a-siva/received_events","type":"User","site_admin":false},"assignees":[{"login":"a-siva","id":8633293,"avatar_url":"https://avatars.githubusercontent.com/u/8633293?v=3","gravatar_id":"","url":"https://api.github.com/users/a-siva","html_url":"https://github.com/a-siva","followers_url":"https://api.github.com/users/a-siva/followers","following_url":"https://api.github.com/users/a-siva/following{/other_user}","gists_url":"https://api.github.com/users/a-siva/gists{/gist_id}","starred_url":"https://api.github.com/users/a-siva/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/a-siva/subscriptions","organizations_url":"https://api.github.com/users/a-siva/orgs","repos_url":"https://api.github.com/users/a-siva/repos","events_url":"https://api.github.com/users/a-siva/events{/privacy}","received_events_url":"https://api.github.com/users/a-siva/received_events","type":"User","site_admin":false}],"milestone":null,"comments":1,"created_at":"2016-08-03T20:14:31Z","updated_at":"2016-08-04T21:19:13Z","closed_at":"2016-08-04T21:19:13Z","body":"Run the flutter_gallery app with an engine where the VM's assertions are enabled.\r\n\r\n../../dart/runtime/vm/virtual_memory_macos.cc: 86: error: expected: Thread::Current()->IsMutatorThread() || Isolate::Current()->mutator_thread()->IsAtSafepoint()\r\n\r\n```\r\nlldb) bt\r\n* thread #2: tid = 0x2c765f, 0x00007fff928e8f06 libsystem_kernel.dylib`__pthread_kill + 10, stop reason = signal SIGABRT\r\n  * frame #0: 0x00007fff928e8f06 libsystem_kernel.dylib`__pthread_kill + 10\r\n    frame #1: 0x00007fff96bb14ec libsystem_pthread.dylib`pthread_kill + 90\r\n    frame #2: 0x00007fff8e0556df libsystem_c.dylib`abort + 129\r\n    frame #3: 0x0000000100340759 gen_snapshot`dart::OS::Abort() + 9 at os_macos.cc:446\r\n    frame #4: 0x0000000100460eeb gen_snapshot`dart::DynamicAssertionHelper::Fail(this=<unavailable>, format=<unavailable>) + 315 at assert.cc:46\r\n    frame #5: 0x000000010045ee93 gen_snapshot`dart::VirtualMemory::Protect(address=0x0000000101fce880, size=240, mode=kReadWrite) + 131 at virtual_memory_macos.cc:85\r\n    frame #6: 0x00000001001eb17d gen_snapshot`dart::FreeList::TryAllocateLocked(this=0x0000000102821d40, size=224, is_protected=true) + 541 at freelist.cc:129\r\n    frame #7: 0x00000001001eaf2c gen_snapshot`dart::FreeList::TryAllocate(this=0x0000000102821d40, size=<unavailable>, is_protected=true) + 76 at freelist.cc:66\r\n    frame #8: 0x0000000100344764 gen_snapshot`dart::PageSpace::TryAllocateInternal(this=<unavailable>, size=<unavailable>, type=kExecutable, growth_policy=kControlGrowth, is_protected=<unavailable>, is_locked=<unavailable>) + 436 at pages.cc:371\r\n    frame #9: 0x00000001001f3670 gen_snapshot`dart::Heap::AllocateOld(this=0x0000000102821800, size=224, type=kExecutable) + 128 at heap.cc:88\r\n    frame #10: 0x00000001002f1250 gen_snapshot`dart::Heap::Allocate(this=<unavailable>, size=<unavailable>, space=<unavailable>) + 160 at heap.h:75\r\n    frame #11: 0x0000000100292d1e gen_snapshot`dart::Object::Allocate(cls_id=16, size=224, space=kCode) + 286 at object.cc:1839\r\n    frame #12: 0x00000001002c94dc gen_snapshot`dart::Instructions::New(size=188) + 188 at object.cc:11443\r\n    frame #13: 0x00000001002d3658 gen_snapshot`dart::Code::FinalizeCode(name=\"\", assembler=0x00007000002022b8, optimized=true) + 232 at object.cc:13981\r\n    frame #14: 0x000000010014812f gen_snapshot`dart::CompileParsedFunctionHelper::FinalizeCompilation(this=0x0000700000202938, assembler=<unavailable>, graph_compiler=0x0000700000202378, flow_graph=0x000000010102ae00) + 399 at compiler.cc:499\r\n    frame #15: 0x000000010014a3f4 gen_snapshot`dart::CompileParsedFunctionHelper::Compile(this=0x0000700000202938, pipeline=0x00007000002034c8) + 6468 at compiler.cc:1132\r\n    frame #16: 0x000000010014abba gen_snapshot`dart::CompileFunctionHelper(pipeline=0x00007000002034c8, function=0x0000700000203900, optimized=true, osr_id=-1) + 1274 at compiler.cc:1268\r\n    frame #17: 0x000000010014b240 gen_snapshot`dart::Compiler::CompileOptimizedFunction(thread=0x0000000103911000, function=0x0000700000203900, osr_id=-1) + 320 at compiler.cc:1463\r\n    frame #18: 0x000000010014c20a gen_snapshot`dart::BackgroundCompiler::Run(this=0x0000000100f07310) + 410 at compiler.cc:1867\r\n    frame #19: 0x000000010044eaf0 gen_snapshot`dart::ThreadPool::Worker::Loop(this=0x000000010190dc00) + 160 at thread_pool.cc:407\r\n    frame #20: 0x000000010044e906 gen_snapshot`dart::ThreadPool::Worker::Main(args=4321238016) + 230 at thread_pool.cc:464\r\n    frame #21: 0x0000000100341981 gen_snapshot`dart::ThreadStart(data_ptr=<unavailable>) + 113 at os_thread_macos.cc:97\r\n    frame #22: 0x00007fff96bae99d libsystem_pthread.dylib`_pthread_body + 131\r\n    frame #23: 0x00007fff96bae91a libsystem_pthread.dylib`_pthread_start + 168\r\n    frame #24: 0x00007fff96bac351 libsystem_pthread.dylib`thread_start + 13\r\n```"},"comment":{"url":"https://api.github.com/repos/dart-lang/sdk/issues/comments/237686739","html_url":"https://github.com/dart-lang/sdk/issues/27019#issuecomment-237686739","issue_url":"https://api.github.com/repos/dart-lang/sdk/issues/27019","id":237686739,"user":{"login":"a-siva","id":8633293,"avatar_url":"https://avatars.githubusercontent.com/u/8633293?v=3","gravatar_id":"","url":"https://api.github.com/users/a-siva","html_url":"https://github.com/a-siva","followers_url":"https://api.github.com/users/a-siva/followers","following_url":"https://api.github.com/users/a-siva/following{/other_user}","gists_url":"https://api.github.com/users/a-siva/gists{/gist_id}","starred_url":"https://api.github.com/users/a-siva/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/a-siva/subscriptions","organizations_url":"https://api.github.com/users/a-siva/orgs","repos_url":"https://api.github.com/users/a-siva/repos","events_url":"https://api.github.com/users/a-siva/events{/privacy}","received_events_url":"https://api.github.com/users/a-siva/received_events","type":"User","site_admin":false},"created_at":"2016-08-04T21:19:13Z","updated_at":"2016-08-04T21:19:13Z","body":"https://github.com/dart-lang/sdk/commit/99baa3de32f8330b587f609f837f30e4526e1f3a was landed to fix this."}}
{"actor":{"display_login":"a-siva"}}