{"action":"created","issue":{"url":"https://api.github.com/repos/openssl/openssl/issues/1995","repository_url":"https://api.github.com/repos/openssl/openssl","labels_url":"https://api.github.com/repos/openssl/openssl/issues/1995/labels{/name}","comments_url":"https://api.github.com/repos/openssl/openssl/issues/1995/comments","events_url":"https://api.github.com/repos/openssl/openssl/issues/1995/events","html_url":"https://github.com/openssl/openssl/issues/1995","id":191464542,"number":1995,"title":"Core dump cased by libcrypto.so.1.0.2h (openssl-1.0.2h)","user":{"login":"King-Cao","id":20551740,"avatar_url":"https://avatars.githubusercontent.com/u/20551740?v=3","gravatar_id":"","url":"https://api.github.com/users/King-Cao","html_url":"https://github.com/King-Cao","followers_url":"https://api.github.com/users/King-Cao/followers","following_url":"https://api.github.com/users/King-Cao/following{/other_user}","gists_url":"https://api.github.com/users/King-Cao/gists{/gist_id}","starred_url":"https://api.github.com/users/King-Cao/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/King-Cao/subscriptions","organizations_url":"https://api.github.com/users/King-Cao/orgs","repos_url":"https://api.github.com/users/King-Cao/repos","events_url":"https://api.github.com/users/King-Cao/events{/privacy}","received_events_url":"https://api.github.com/users/King-Cao/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":7,"created_at":"2016-11-24T08:58:33Z","updated_at":"2016-11-28T13:10:08Z","closed_at":null,"body":"Currently we encounter several core dump on centos6.3 x64. The cause is always \"signal 7, Bus error\". I compiled it from source code. Can any one help on it? Many thanks.\r\n\r\nCore was generated by `smtpd -n smtp -t inet -u -o stress=yes -s 2'.\r\nProgram terminated with signal 7, Bus error.\r\n(gdb) bt\r\n#0  0x0000003753ece1f5 in bn_sqr8x_internal () from /usr/lib64/libcrypto.so.1.0.2h\r\n#1  0x0000003753eccae5 in bn_sqr8x_mont () from /usr/lib64/libcrypto.so.1.0.2h\r\n#2  0x08e1ed3ef800b490 in ?? ()\r\n#3  0x00007fff41a716b0 in ?? ()\r\n#4  0x0000000000000000 in ?? ()\r\n\r\n(gdb) info registers\r\nrax            0x0      0\r\nrbx            0xb7732b5d8619841b       -5227787061765241829\r\nrcx            0x8e1ed3ef800b490        640053476767872144\r\nrdx            0x7fff41a716b0   140734294857392\r\nrsi            0x166a280        23503488\r\nrdi            0x7fff41a715f0   140734294857200\r\nrbp            0x8e1ed3ef800b410        0x8e1ed3ef800b410\r\nrsp            0x7fff41a71580   0x7fff41a71580\r\nr8             0xcc84e93f5742c151       -3709583734790241967\r\nr9             0xa99ce3415013572b       -6224850715277043925\r\nr10            0x4c0b518216a4d51f       5479562990793839903\r\nr11            0x926ed30fdaddd781       -7895141031683958911\r\nr12            0xf51b55b8140a9281       -784939460947438975\r\nr13            0x550c69e7c5e53278       6128389637122896504\r\nr14            0xfa9d2155904d279e       -388117341507082338\r\nr15            0xe69047e836d3a311       -1832885985661967599\r\nrip            0x3753eccae5     0x3753eccae5 <bn_sqr8x_mont+165>\r\neflags         0x10a87  [ CF PF SF IF OF RF ]\r\ncs             0xe033   57395\r\nss             0xe02b   57387\r\nds             0x0      0\r\nes             0x0      0\r\nfs             0x0      0\r\ngs             0x0      0\r\n(gdb) x/i $pc\r\n=> 0x3753eccae5 <bn_sqr8x_mont+165>:    lea    (%rdi,%r9,1),%rbx\r\n(gdb) p/x $eax\r\n$1 = 0x0"},"comment":{"url":"https://api.github.com/repos/openssl/openssl/issues/comments/263267320","html_url":"https://github.com/openssl/openssl/issues/1995#issuecomment-263267320","issue_url":"https://api.github.com/repos/openssl/openssl/issues/1995","id":263267320,"user":{"login":"richsalz","id":7332500,"avatar_url":"https://avatars.githubusercontent.com/u/7332500?v=3","gravatar_id":"","url":"https://api.github.com/users/richsalz","html_url":"https://github.com/richsalz","followers_url":"https://api.github.com/users/richsalz/followers","following_url":"https://api.github.com/users/richsalz/following{/other_user}","gists_url":"https://api.github.com/users/richsalz/gists{/gist_id}","starred_url":"https://api.github.com/users/richsalz/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/richsalz/subscriptions","organizations_url":"https://api.github.com/users/richsalz/orgs","repos_url":"https://api.github.com/users/richsalz/repos","events_url":"https://api.github.com/users/richsalz/events{/privacy}","received_events_url":"https://api.github.com/users/richsalz/received_events","type":"User","site_admin":false},"created_at":"2016-11-28T13:10:08Z","updated_at":"2016-11-28T13:10:08Z","body":"oh well. :)  I work at the upper layers, so I want a backtrace that goes all the way up to main :)  Shrug."}}
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