{"action":"created","issue":{"url":"https://api.github.com/repos/dotnet/coreclr/issues/6066","repository_url":"https://api.github.com/repos/dotnet/coreclr","labels_url":"https://api.github.com/repos/dotnet/coreclr/issues/6066/labels{/name}","comments_url":"https://api.github.com/repos/dotnet/coreclr/issues/6066/comments","events_url":"https://api.github.com/repos/dotnet/coreclr/issues/6066/events","html_url":"https://github.com/dotnet/coreclr/issues/6066","id":162981173,"number":6066,"title":"ARM64 GCStress: Assert failure: m_alignpad == 0","user":{"login":"kyulee1","id":10963908,"avatar_url":"https://avatars.githubusercontent.com/u/10963908?v=3","gravatar_id":"","url":"https://api.github.com/users/kyulee1","html_url":"https://github.com/kyulee1","followers_url":"https://api.github.com/users/kyulee1/followers","following_url":"https://api.github.com/users/kyulee1/following{/other_user}","gists_url":"https://api.github.com/users/kyulee1/gists{/gist_id}","starred_url":"https://api.github.com/users/kyulee1/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/kyulee1/subscriptions","organizations_url":"https://api.github.com/users/kyulee1/orgs","repos_url":"https://api.github.com/users/kyulee1/repos","events_url":"https://api.github.com/users/kyulee1/events{/privacy}","received_events_url":"https://api.github.com/users/kyulee1/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/dotnet/coreclr/labels/ARM64","name":"ARM64","color":"fbca04"},{"url":"https://api.github.com/repos/dotnet/coreclr/labels/GCStress","name":"GCStress","color":"5319e7"}],"state":"open","locked":false,"assignee":{"login":"rahku","id":10636986,"avatar_url":"https://avatars.githubusercontent.com/u/10636986?v=3","gravatar_id":"","url":"https://api.github.com/users/rahku","html_url":"https://github.com/rahku","followers_url":"https://api.github.com/users/rahku/followers","following_url":"https://api.github.com/users/rahku/following{/other_user}","gists_url":"https://api.github.com/users/rahku/gists{/gist_id}","starred_url":"https://api.github.com/users/rahku/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rahku/subscriptions","organizations_url":"https://api.github.com/users/rahku/orgs","repos_url":"https://api.github.com/users/rahku/repos","events_url":"https://api.github.com/users/rahku/events{/privacy}","received_events_url":"https://api.github.com/users/rahku/received_events","type":"User","site_admin":false},"assignees":[{"login":"rahku","id":10636986,"avatar_url":"https://avatars.githubusercontent.com/u/10636986?v=3","gravatar_id":"","url":"https://api.github.com/users/rahku","html_url":"https://github.com/rahku","followers_url":"https://api.github.com/users/rahku/followers","following_url":"https://api.github.com/users/rahku/following{/other_user}","gists_url":"https://api.github.com/users/rahku/gists{/gist_id}","starred_url":"https://api.github.com/users/rahku/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rahku/subscriptions","organizations_url":"https://api.github.com/users/rahku/orgs","repos_url":"https://api.github.com/users/rahku/repos","events_url":"https://api.github.com/users/rahku/events{/privacy}","received_events_url":"https://api.github.com/users/rahku/received_events","type":"User","site_admin":false}],"milestone":{"url":"https://api.github.com/repos/dotnet/coreclr/milestones/5","html_url":"https://github.com/dotnet/coreclr/milestones/Future","labels_url":"https://api.github.com/repos/dotnet/coreclr/milestones/5/labels","id":1328081,"number":5,"title":"Future","description":"Milestone tracking the issues that have been triaged for after 1.0.0-rtm","creator":{"login":"joshfree","id":1302850,"avatar_url":"https://avatars.githubusercontent.com/u/1302850?v=3","gravatar_id":"","url":"https://api.github.com/users/joshfree","html_url":"https://github.com/joshfree","followers_url":"https://api.github.com/users/joshfree/followers","following_url":"https://api.github.com/users/joshfree/following{/other_user}","gists_url":"https://api.github.com/users/joshfree/gists{/gist_id}","starred_url":"https://api.github.com/users/joshfree/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/joshfree/subscriptions","organizations_url":"https://api.github.com/users/joshfree/orgs","repos_url":"https://api.github.com/users/joshfree/repos","events_url":"https://api.github.com/users/joshfree/events{/privacy}","received_events_url":"https://api.github.com/users/joshfree/received_events","type":"User","site_admin":false},"open_issues":566,"closed_issues":314,"state":"open","created_at":"2015-09-29T00:26:07Z","updated_at":"2016-09-16T21:31:21Z","due_on":null,"closed_at":null},"comments":2,"created_at":"2016-06-29T17:23:17Z","updated_at":"2016-09-16T23:55:22Z","closed_at":null,"body":"\r\n```\r\nCORECLR! GetCLRRuntimeHost + 0xAA5D0 (0x00007ffa`6527d5c0)\r\nCORECLR! GetCLRRuntimeHost + 0x78F22C (0x00007ffa`6596221c)\r\nCORECLR! GetCLRRuntimeHost + 0x7798DC (0x00007ffa`6594c8cc)\r\nCORECLR! GetCLRRuntimeHost + 0x7796B4 (0x00007ffa`6594c6a4)\r\nCORECLR! GetCLRRuntimeHost + 0x74FBFC (0x00007ffa`65922bec)\r\nCORECLR! GetCLRRuntimeHost + 0x74F588 (0x00007ffa`65922578)\r\nCORECLR! GetCLRRuntimeHost + 0x752D20 (0x00007ffa`65925d10)\r\nCORECLR! GetCLRRuntimeHost + 0x58103C (0x00007ffa`6575402c)\r\nCORECLR! GetCLRRuntimeHost + 0x1727CC (0x00007ffa`653457bc)\r\nCORECLR!  + 0x0 (0x00007ffa`65141954)\r\n    File: e:\\github\\coreclr\\src\\vm\\syncblk.cpp Line: 3659\r\n    Image: c:\\Users\\ddjoin\\core_root\\CoreRun.exe\r\n```\r\nJIT\\Methodical\\fp\\exgen\\10w5d_cs_d\\10w5d_cs_d.cmd\r\nJIT\\Methodical\\fp\\exgen\\10w5d_cs_r\\10w5d_cs_r.cmd\r\n"},"comment":{"url":"https://api.github.com/repos/dotnet/coreclr/issues/comments/247734176","html_url":"https://github.com/dotnet/coreclr/issues/6066#issuecomment-247734176","issue_url":"https://api.github.com/repos/dotnet/coreclr/issues/6066","id":247734176,"user":{"login":"rahku","id":10636986,"avatar_url":"https://avatars.githubusercontent.com/u/10636986?v=3","gravatar_id":"","url":"https://api.github.com/users/rahku","html_url":"https://github.com/rahku","followers_url":"https://api.github.com/users/rahku/followers","following_url":"https://api.github.com/users/rahku/following{/other_user}","gists_url":"https://api.github.com/users/rahku/gists{/gist_id}","starred_url":"https://api.github.com/users/rahku/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rahku/subscriptions","organizations_url":"https://api.github.com/users/rahku/orgs","repos_url":"https://api.github.com/users/rahku/repos","events_url":"https://api.github.com/users/rahku/events{/privacy}","received_events_url":"https://api.github.com/users/rahku/received_events","type":"User","site_admin":false},"created_at":"2016-09-16T23:55:22Z","updated_at":"2016-09-16T23:55:22Z","body":"GCInfo for the method testout1..cctor is not correct. For below excerpt of the method it is expected that \r\nregister X14 which become alive at 5c8 should remain alive atleast till offset 5d4 but it becomes dead prematurely at offset 5d0. This is causing managed heap to get corrupted.\r\n10w5d_cs_d!testout1..cctor()+0x5a0 [e:\\GithubRepo\\coreclr\\tests\\src\\JIT\\Methodical\\fp\\exgen\\10w5d.cs @ 9836]:\r\n00007ff9`6eb66bc8 d286d411 mov         xip1,#0x36A0\r\n00007ff9`6eb66bcc 8b1103a0 add         x0,fp,xip1\r\n00007ff9`6eb66bd0 52800021 mov         w1,#1\r\n00007ff9`6eb66bd4 97ffa579 bl          testout1+VT_0_6_6_3_4..ctor(Int32) (00007ff9`6eb501b8)\r\n00007ff9`6eb66bd8 d286d411 mov         xip1,#0x36A0\r\n00007ff9`6eb66bdc 8b1103ad add         x13,fp,xip1\r\n00007ff9`6eb66be0 d28a9e0e mov         x14,#0x54F0\r\n00007ff9`6eb66be4 f2ab194e movk        x14,#0x58CA lsl #0x10\r\n00007ff9`6eb66be8 f2c047ee movk        x14,#0x23F lsl #0x20\r\n00007ff9`6eb66bec f94001ce ldr         x14,[x14]\r\n00007ff9`6eb66bf0 910021ce add         x14,x14,#8\r\n00007ff9`6eb66bf4 97ffe76d bl          CORINFO_HELP_ASSIGN_BYREF (00007ff9`6eb609a8)\r\n00007ff9`6eb66bf8 f84085ac ldr         x12,[x13],#8\r\n00007ff9`6eb66bfc f80085cc str         x12,[x14],#8\r\n00007ff9`6eb66c00 d290db80 mov         x0,#0x86DC\r\n\r\n0:000> !gcinfo 0x7ff96eb66c00\r\nentry point 00007ff96eb66628\r\n000005a0 -X0(interior)\r\n000005a8 +X0(interior)\r\n000005b0 -X0(interior)\r\n000005b8 +X13(interior)\r\n000005c8 +X14\r\n000005cc -X14 +X14(interior)\r\n000005d0 -X14(interior) -X13(interior)"}}
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