{"action":"created","issue":{"url":"https://api.github.com/repos/mozilla/rr/issues/1577","labels_url":"https://api.github.com/repos/mozilla/rr/issues/1577/labels{/name}","comments_url":"https://api.github.com/repos/mozilla/rr/issues/1577/comments","events_url":"https://api.github.com/repos/mozilla/rr/issues/1577/events","html_url":"https://github.com/mozilla/rr/issues/1577","id":114948545,"number":1577,"title":"Assertion `t->regs().syscall_result_signed() == -syscall_state.expect_errno' failed to hold.","user":{"login":"awalton","id":9290,"avatar_url":"https://avatars.githubusercontent.com/u/9290?v=3","gravatar_id":"","url":"https://api.github.com/users/awalton","html_url":"https://github.com/awalton","followers_url":"https://api.github.com/users/awalton/followers","following_url":"https://api.github.com/users/awalton/following{/other_user}","gists_url":"https://api.github.com/users/awalton/gists{/gist_id}","starred_url":"https://api.github.com/users/awalton/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/awalton/subscriptions","organizations_url":"https://api.github.com/users/awalton/orgs","repos_url":"https://api.github.com/users/awalton/repos","events_url":"https://api.github.com/users/awalton/events{/privacy}","received_events_url":"https://api.github.com/users/awalton/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":8,"created_at":"2015-11-04T01:28:13Z","updated_at":"2015-11-04T23:14:01Z","closed_at":null,"body":"Seeing this assertion when attempting to debug VMware Workstation:\r\n\r\nALSA lib conf.c:3782:(snd_config_update_r) cannot access file /usr/share/alsa/alsa.conf\r\n[FATAL /home/roc/rr/rr/src/record_syscall.cc:3001:rec_process_syscall_arch() errno: 0 'Success'] \r\n (task 28326 (rec:28326) at time 136608)\r\n ->  Assertion `t->regs().syscall_result_signed() == -syscall_state.expect_errno' failed to hold. Expected EINVAL for 'ioctl' but got result 0; Unknown ioctl(0x81785501): type:0x55 nr:0x1 dir:0x2 size:376 addr:0x7fffdfe99ac0\r\n\r\nThe Googles have told me this is the SNDRV_CTL_IOCTL_CARD_INFO ioctl from ALSA."},"comment":{"url":"https://api.github.com/repos/mozilla/rr/issues/comments/153900473","html_url":"https://github.com/mozilla/rr/issues/1577#issuecomment-153900473","issue_url":"https://api.github.com/repos/mozilla/rr/issues/1577","id":153900473,"user":{"login":"awalton","id":9290,"avatar_url":"https://avatars.githubusercontent.com/u/9290?v=3","gravatar_id":"","url":"https://api.github.com/users/awalton","html_url":"https://github.com/awalton","followers_url":"https://api.github.com/users/awalton/followers","following_url":"https://api.github.com/users/awalton/following{/other_user}","gists_url":"https://api.github.com/users/awalton/gists{/gist_id}","starred_url":"https://api.github.com/users/awalton/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/awalton/subscriptions","organizations_url":"https://api.github.com/users/awalton/orgs","repos_url":"https://api.github.com/users/awalton/repos","events_url":"https://api.github.com/users/awalton/events{/privacy}","received_events_url":"https://api.github.com/users/awalton/received_events","type":"User","site_admin":false},"created_at":"2015-11-04T23:14:01Z","updated_at":"2015-11-04T23:14:01Z","body":"Sure, and I expect there are probably a bunch of gotchas. Right now I'm trying to hunt down a bug in the UI though, so a lot of those are likely avoidable. (In fact, I may not even need to implement iopl at all - I think I may be able to get around this for the time being.)\r\n\r\nOne of our internal team members has already commented on the monitor bug:\r\n\r\n\"Could you ask him to try this in the VM's .vmx file:\r\n\r\n  monitor_control.disable_hvsim_clusters = true\r\n\""}}