Uploaded image for project: 'Qt'
  1. Qt
  2. QTBUG-45299

Segfault in JSC::DFG::prepareOSREntry

    XMLWordPrintable

    Details

    • Type: Bug
    • Status: Closed
    • Priority: P1: Critical
    • Resolution: Done
    • Affects Version/s: 5.4.1
    • Fix Version/s: 5.4.2
    • Component/s: WebKit
    • Labels:
      None
    • Environment:
      Archlinux
    • Commits:
      80471d52c85ab8edd1332e084b8bf46f44571c3b

      Description

      When visiting this page (e.g. with the demo browser), I get a segfault with this (rather unhelpful, even with debugging symbols) backtrace:

      #0  JSC::DFG::prepareOSREntry (exec=exec@entry=0x7fff87c0ffa0, codeBlock=codeBlock@entry=0x7fff63fddb00, 
          bytecodeIndex=bytecodeIndex@entry=0) at dfg/DFGOSREntry.cpp:121
      #1  0x00007ffff731f27f in JSC::cti_optimize (args=0x7fffffffbf90) at jit/JITStubs.cpp:2061
      #2  0x00007fffa039590c in ?? ()
      #3  0x00007fffe456b950 in ?? ()
      #4  0x00007fff00000000 in ?? ()
      #5  0x00007fff61e7da28 in ?? ()
      #6  0x00007fff65cf0a30 in ?? ()
      #7  0x00007fff61e5b600 in ?? ()
      #8  0x00000004634391c8 in ?? ()
      #9  0x00007fff63439180 in ?? ()
      #10 0x00007fff628c4410 in ?? ()
      #11 0x00007fffffffc150 in ?? ()
      #12 0x00007fffa03c7ce0 in ?? ()
      #13 0x00007fffe446e290 in ?? ()
      #14 0x00007fff87c0ffa0 in ?? ()
      #15 0x0000000000000000 in ?? ()
      

        Attachments

        No reviews matched the request. Check your Options in the drop-down menu of this sections header.

          Activity

            People

            Assignee:
            allan.jensen Allan Sandfeld Jensen
            Reporter:
            the compiler Florian Bruhin
            Votes:
            0 Vote for this issue
            Watchers:
            3 Start watching this issue

              Dates

              Created:
              Updated:
              Resolved:

                Gerrit Reviews

                There are no open Gerrit changes